David's Astronomy Pages
CCD Images - Session 1184 (2024-02-12)

Objects Session Notes
Bullet 12P/Pons-Brooks - Comet
Bullet 61P/Shajn-Schaldach - Comet (attempt)
Bullet 62P/Tsuchinshan - Comet
Bullet 107P/Wilson-Harrington - Comet
   
Bullet AT2023gqc - Type ulens? Transient
Bullet AT 2023aaky - CV Type Transient (Near NGC 957)
   
Bullet IC 564 - Spiral Galaxy with Type Ia Supernova 2023abqf
Bullet IC 1125 - Spiral Galaxy with Type Ia Supernova 2024jz
Bullet M31 - Spiral Galaxy with EGN Transient AT 2024ccb
Bullet M101 - Spiral Galaxy with Type IIL Supernova 2023ixf
Bullet MCG +9-27-70 - Galaxy with Type Ia Supernova 2023acha
   
Bullet NGC 3206 - Spiral Galaxy with Type IIn Supernova 2024bch
Bullet NGC 3535 - Spiral Galaxy with Type Ia Supernova 2023hrn  (Attempt)
Bullet NGC 3893 - Spiral Galaxy with LRN Type Transient AT 2023uhx
Bullet NGC 4022 - Spiral Galaxy (NGC 4005 Group)
Bullet NGC 4216 - Spiral Galaxy with Type Ia Supernova 2024gy
Bullet NGC 4571 - Spiral Galaxy (Virgo Cluster)
Bullet NGC 4656 - Spiral Galaxy (H I-176, Hidden Treasures 67)
Bullet NGC 5433 - Spiral Galaxy with Transient AT 2023apy
Bullet NGC 6106 - Spiral Galaxy with Type Ib Supernova 2024ahv
Bullet UGCA 281 - Galaxy (PGC 40665)
Bullet UGC 4417 - Galaxy with Transient AT 2023ews
   
  -  UGC 5886 w/SN2024hw attempt failed (due to cloud)
   
Bullet Variable Stars (photometric monitoring)
- BL Lac, FU Ori
    
Bullet Nearby Stars (astrometric monitoring)
- None
 
  
- Night Session (10.0 hrs) interrupted by cloud and CCDCamera Issue
   
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature:  1.0°C (min)
- CCD Temperature:   -20°C/+8.4°C
- Notes from 2024-02-12 >>
   
-  
   

12P/Pons-Brooks - Comet (Outburst)

12P/Pons-Brooks - 2024-02-13 am
(passing through Lacerta)

Sun Distance 1.43 AU (approaching)
Earth Distance 1.81 AU (270.1 million km)
   12P/Pons-Brooks -  2024-02-13 am Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 174.39 arcsec/hr, Dec -8.99 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, log scale)
90s exposure (single frame), 3x3 binning, Clear Filter
2024-02-13 06:08 UT (#1184189)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  Annotated CCD Image (100% size, log root scale, cropped)
Image details as left
     
12P/Pons-Brooks - 2024-02-13 am Detail    12P/Pons-Brooks - 2024-02-13 am Detail
Image   Image
Annotated false-colour CCD Image (50% size, log scale)
90s exposure (single frame), 3x3 binning, Clear Filter
2024-02-13 06:08 UT (#1184189)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  Annotated false-colour CCD Image
(100% size, log scale, cropped)
Inverse Spectrum
Image details as left
     
Images of 12P/Pons-Brooks on Comets 2023 Page >>    
Images of 12P/Pons-Brooks on Comets 2024 Page >>    

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61P/Shajn-Schaldach - Comet (attempted observation)

61P/Shajn-Schaldach - 2024-02-12
(passing through Leo)
Sun Distance 3.71 AU (receeding)
Earth Distance 2.72 AU (407.3 million km)
Expected position of comet (not visible) is shown by white circle
   61P/Shajn-Schaldach - 2024-02-12 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -27.65 arcsec/hr, Dec 11.70 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
3 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 23:10 UT (#1184074-76)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  Annotated CCD Image (100% size, square root scale, cropped)
7 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 23:13 UT (#1184074-80)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
     
Images of 61P/Shajn-Schaldach on Comets 2023 Page >>    
Images of 61P/Shajn-Schaldach on Comets 2024 Page >>    

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62P/Tsuchinshan - Comet

62P/Tsuchinshan - 2024-02-13
(passing through Virgo)

Sun Distance 1.40 AU (receeding)
Earth Distance 0.51 AU (75.7 million km)
   62P/Tsuchinshan - 2024-02-13 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 7.28 arcsec/hr, Dec 1.07 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
7 x 90s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 02:01 UT (#1184136-42)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  Annotated CCD Image (100% size, square root scale, cropped)
Image details as left
     
62P/Tsuchinshan - 2024-02-13 Detail    62P/Tsuchinshan - 2024-02-13 Detail
Image   Image
Annotated CCD Image (50% size, log scale)
7 x 90s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 02:01 UT (#1184136-42)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  Annotated false-colour CCD Image
(50% size, log scale)
Inverse Spectrum
Image details as left
     
Images of 62P/Tsuchinshan on Comets 2023 Page >>    
Images of 62P/Tsuchinshan on Comets 2024 Page >>    

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107P/Wilson-Harrington - Comet (attempt)

107P/Wilson-Harrington - 2024-02-12
(passing through Leo)
Sun Distance 3.99 AU (receeding)
Earth Distance 3.09 AU (462.8 million km)
Expected position of comet (not visible) is indicated by white circle
   107P/Wilson-Harrington - 2024-02-12 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -26.37 arcsec/hr, Dec 9.77 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
3 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 22:27 UT (#1184050-52)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  Annotated CCD Image (100% size, square root scale, cropped)
9 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 22:30 UT (#1184050-58)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
     
Earlier Images of 107P Wilson-Harrington on Comets 2022 Page >>    
Images of 107P Wilson-Harrington on Comets 2024 Page >>    

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AT 2023gqc - Type ulens? Transient

AT 2023gqc (Auriga)
AT 2023gqc (Type: ulens?) discovered 2023-04-17.432 UT by Gaia
Alias: Gaia23bpn
Discovery magnitude 11.40 (G-Gaia Filter)
 vs Historic magnitude 11.70 +/- 0.06 SD
 ( TNS 2023gqc | Gaia23bpn )
  
AT 2023gqc - 2024-02-13 (T+301.8d)
Image below (2024-02-13.200) was taken 301.8 days after discovery of 2023gqc
Position of reported transient (bright) is shown by white cross-hairs
Measured Magnitude + 11.54 (Clear Filter)
Poor quality image (bad seeing)
Image
Annotated CCD Image (100% size, linear scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 04:51 UT (#1184175-76)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of AT 2023gqc on Transients 2023 Page >>

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AT 2023aaky - CV Type Transient (Near NGC 957)

AT 2023aaky (Perseus)
AT 2023aaky (Type: CV) discovered 2023-12-15.096 UT by Gaia
Alias: Gaia23dql
Discovery magnitude 11.62 (G-Gaia Filter) 
vs Historic Magnitude 11.97 +/- 0.07 SD
Bright Gaia source brightens by 0.4 mag, previous events seen
 ( TNS 2023aaky | Gaia23dql )
  
AT 2023aaky - 2024-02-12 (T+59.8d)
Image below (2024-02-12.912) was taken 59.8 days after discovery of 2023aaky
Position of reported transient (distinct) is shown by white cross-hairs
Measured Magnitude +11.92 (Clear Filter)
Image 
Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 21:56 UT (#1184027-31)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of AT 2023aaky on Transients 2023 Page >>

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IC 564 - Spiral Galaxy with Type Ia Supernova 2023abqf

IC 564 with SN 2023abqf (Sextans)
SN 2023abqf (Type: Ia) discovered 2023-12-26.492 UT by ATLAS
Alias: ATLAS23xws, Gaia24adb
Discovery Magnitude 18.23  (orange-ATLAS Filter)
Confirmed SN Ia
Gaia, 2023-12-24 20:22 , 19.42 (pre-discovery)
Gaia, 2024-01-04 08:30, 16.01                            
 ( TNS 2024gy  | Gaia24adb )
 
IC 564 with SN 2023abqf - 2024-02-12 (T+48.5d)
Image below (2024-02-12.973) was taken 48.5 days after discovery of 2023abqf
Position of reported SN (fading) is indicated by white cross-hairs.
Estimated Magnitude +16.1 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 23:30 UT (#1184083-87)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2023abqf (in IC 564) on Supernova 2023 Page >>

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IC 1125 - Spiral Galaxy with Type Ia Supernova 2024jz

IC 1125 with SN 2024jz (Serpens)
SN 2024jz (Type: Ia) discovered 2024-01-05.641 UT by ATLAS
Alias: ATLAS24ahj
Discovery Magnitude 17.73  (orange-ATLAS Filter)
 ( TNS 2024jz )
 
IC 1125 with SN 2024jz - 2024-02-13 (T+38.5d)
Image below (2024-02-13.158) was taken 38.5 days after discovery of 2024jz
Position of reported supernova (fading but still distinct) is indicated by white cross-hairs.
Measured Magnitude +15.49 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 03:53 UT (#1184164-66)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2024jz (in IC 1125) on Supernova 2024 Page >> 

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M31 - Spiral Galaxy with EGN Transient AT 2024ccb

M31 with AT 2024ccb (Andromeda)
AT 2024ccb (Type: EGN) discovered 2024-02-10.594 UT by XOSS
Alias: PSP24L, PNV J00425721+4119038, ATLAS24chb
Discovery Mag 17.74 (Clear Filter)
 Low S/N spectrum resembles that of a Nova in M31
as already reported by Reguitti et al. (AstroNote 2024-50)
( TNS 2024ccb )
  
M31 - Spiral Galaxy with Nova AT 2024ccb (T+2.3d)
Cam2 Reference Image
Position of AT 2024ccb (not visible in this exposure) is shown by blue circle
Limits of M31 Spiral Galaxy is shown by white ellipse (corners only)
Image
Annotated CMOS Image (16% size)
(10s exposure, 1x1 binning)
2024-02-12 21:42 UT
TS 80mm APO, ZWO ASI178MC
  
M31 with Nova AT 2024ccb (T+2.3d)
Position of reported nova (faint) is shown by white circle
Image
Annotated CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 21:47 UT (#1184023-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
M31 with Nova AT 2024ccb - 2024-02-12 (T+2.3d)
Image below (2024-02-12.905) was taken 2.3 days after discovery of 2024ccb
Position of reported transient (faint, brightening) is shown by white cross-hairs
Measured Magnitude +16.04 (Clear Filter)
Image
Annotated CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 21:47 UT (#1184023-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of Nova AT 2024ccb (in M31) on Transients 2024 Page >>

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M101 - Spiral Galaxy with Type IIL Supernova 2023ixf

M101 with SN 2023ixf (Ursa Major)
SN 2023ixf (Type: IIL) discovered 2023-05-19.727 UT by Koichi Itagaki
Alias: ZTF23aaklqou, AT2023iyi, AT2023jgd, AT2023jfz, PSN J14033858+5418421, PS23dij
Discoverer Mag 14.9 (Clear filter)
 ( Rochester Supernova site | TNS 2023ixf )

SN 2023ixf (Type: IIL) discovered 2023-05-19.727 UT by Koichi Itagaki at Mag 14.9 is
located near M101's prominant star-forming region NGC 5461. 

The supernova resulted from a exploding red supergiant and lies just 21 million light years away.
 It's the closest core-collapse supernova to us since SN 1993J which lit up M81 (some 12 million ly away) in Spring 1993.
The SN is designated of type II-L (L for 'linear') , which is characterised by a rapid rise to maximum brightness
 followed by a slow and gradual decrease, that is thought to be brought about by ejection of the dead stars' outer hydrogen shell.
(from Article "Summer's Super Supernova", AstNow Magazine, Sep 2023, pp 36-39)
M101 with SN 2023ixf - 2024-02-12 (T+269.3d)
Image below (2024-02-12.990) was taken 269.3 days after discovery of 2023ixf
Position of supernova (fading) is shown by white cross-hairs
Measured Magnitude +15.17 (Clear Filter)
Image
Annotated CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-12 23:52 UT (#1184092-95)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of SN 2023ixf (M101) on Supernova 2023 Page

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MCG +9-27-70 - Galaxy with Type Ia Supernova 2023acha

MCG +9-27-70 with SN 2023acha (Draco)
SN 2023acha (Type: Ia) discovered 2023-12-31.638 UT by ATLAS
Alias: ATLAS23ych
Discovery Magnitude 16.3 ( Clear Filter)
 ( TNS 2023acha )
 
MCG +9-27-70 with SN 2023acha - 2024-02-13 (T+43.6d)
Image below (2024-02-13.230) was taken 43.6 days after discovery of 2023acha
Position of reported SN (faint / fading?) is indicated by white cross-hairs.
Estimated Magnitude +16.5  (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 05:34 UT (#1184183-84)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2023acha (in MCG +9-27-70) on Supernova 2023 Page >>

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NGC 3206 - Spiral Galaxy with Type IIn Supernova 2024bch

NGC 3206 with SN 2024bch (Ursa Major)
SN 2024bch (Type: IIn) discovered 2024-01-29.252 UT by Patrick Wiggins
Alias: ATLAS24bmx, PS24aap, GOTO24hm
Discovery Magnitude 15.5 ( Clear Filter)
 ( TNS 2024bch )
 
NGC 3206 - Spiral Galaxy with SN 2024bch (T+14.6d)
Other galaxies in FOV:
PGC 30282 (catalog mag +16.8) &
PGC 2550045 (catalog mag +18.1)
Image
Annotated CCD Image (125% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-12 21:09 UT (#1184016)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 3206 with SN 2024bch - 2024-02-12 (T+14.6d)
Image below (2024-02-12.881) was taken 14.6 days after discovery of 2024bch
Position of reported SN (relatively bright & distinct) is indicated by white cross-hairs.
Measured Magnitude +13.20 (Clear Filter)
Image
Annotated CCD Image (125% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-12 21:09 UT (#1184016)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2024bch (in NGC 3206) on Supernova 2024 Page >>

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NGC 3535 - Spiral Galaxy with Type Ia Supernova 2023hrn (Attempt)

NGC 3535 with SN 2023hrn (Leo)
SN 2023hrn (Type: Ia) discovered 2023-05-08.085 UT by ATLAS
Alias: ATLAS23kbm, ZTF23aaiyexs
Discovery Magnitude 18.43 (Orange-ATLAS Filter)
 ( TNS 2023hrn )
 
NGC 3535 - Spiral Galaxy
Other galaxies in FOV:
PGC 1273119 (catalog mag +17.2) &
 PGC 1274719 (catalog mag +17.4)
Image
Annotated CCD Image (125% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 00:11 UT (#1184099-102)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 3535 with SN 2023hrn - 2024-02-13 (T+280.9d)
Image below (2024-02-13.003) was taken 280.9 days after discovery of 2023hrn
Position of reported SN (SN (faded & no longer visible) is indicated by white cross-hairs.
Non Detection, Limiting Magnitude +18.9 (Clear Filter)
Image
Annotated CCD Image (125% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 00:11 UT (#1184099-102)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2023hrn (in NGC 3535) on Supernova 2023 Page >>

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NGC 3893 - Spiral Galaxy with LRN Type Transient AT 2023uhx

NGC 3893 with AT 2023uhx (Ursa Major)
AT 2023uhx (Type: LRN) discovered 2023-10-07.816 UT by Koichi Itagaki
Discovery magnitude 17.2 (Clear filter) vs DSS Archival Image
 Luminous Red Nova based on its peak luminosity, and narrow Balmer and Fe II emission lines.
 ( TNS 2023uhx)
  
NGC 3893 with AT 2023uhx - 2024-02-14 (T+129.3d)
Image below (2024-02-14.069) was taken 129.3 days after discovery of 2023uhx
Position of reported transient (faint, fading) is shown by white cross-hairs
Measured Magnitude 18.42 (Clear Filter)
Image 
Annotated CCD Image (125% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-14 01:49 UT (#1185182-86)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of AT 2023uhx (NGC 3893) on Transients 2023 Page >>

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NGC 4022 - Spiral Galaxy (Part of NGC 4005 Group of Galaxies)

NGC 4022 (Coma Berenices)
Alias: Part of NGC 4005 Group of Galaxies
Ast.Now Deep Sky Challenge Object, Apr 2021
[ Deep Sky Challanges (Ast.Now) ]
 
NGC 4022 - Spiral Galaxy
NGC 4022 (PGC 37729, catalog mag +13.2 & +14.6)
with several other galaxies in FOV:
 NGC 4018 (PGC 37699, catalog mag +14.0),
NGC 4009 (PGC 37677, catalog mag +16.4),
PGC 1730980 (catalog mag +18.4) &
 PGC 1727207 (catalog mag +18.9)
Image
Annotated CCD Image (50% size, log scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 01:18 UT (#1184121-25)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 4022 - Detail
Image
Annotated CCD Image (125% size, log scale, cropped)
Image details as above
   

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NGC 4216 - Spiral Galaxy with Type Ia Supernova 2024gy

NGC 4216 with SN 2024gy (Virgo)
SN 2024gy (Type: Ia, z=0.001183) discovered 2024-01-04.678 UT by Koichi Itagaki
Alias: AT2023acjv, AT2024ix, ASASSN-24ac, PSN J12155131+1306561
Discovery Magnitude 16.3 ( Clear Filter)
 ( TNS 2024gy )
 
NGC 4216 with SN 2024gy - 2024-02-13 (T+39.4d)
Image below (2024-02-13.119) was taken 39.4 days after discovery of 2024gy
Position of reported SN (distinct, brightening) is indicated by white cross-hairs.
Measured Magnitude +13.84 (Clear Filter)
Image
Annotated CCD Image (100% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 03:01 UT (#1184157-61)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 4216 with SN 2024gy - Spectral Image, 2024-02-13 (T+39.4d)
    Image
Annotated Realtime CCD Image (35% size, linear scale)
180s exposure (single frame / unprocessed), 3x3 binning, Clear Filter
2024-02-13 02:52 UT (#1183023)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
SN 2024gy - Spectrum, 2024-02-13 (T+39.4d)
TBA
 
Images of SN 2024gy (in NGC 4216) on Supernova 2024 Page >>

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NGC 4571 - Spiral Galaxy (Virgo Cluster)

NGC 4571 (Coma Berenices)
Member of Virgo Galaxy Cluster.
(cf. image with Ast. Now May 2022, p12-13)
 
NGC 4571 - Spiral Galaxy
Other galaxies in FOV:
 PGC 165258 (catalog mag +16.7),
PGC 165268 (catalog mag +17.3)
Image
Annotated CCD Image (35% size, square root scale)
5 x 180s exposure (average combine), 2x2 binning, Clear Filter
2024-02-13 01:43 UT (#1184129-33)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 4571 - Detail
Image
Annotated CCD Image (100% size, square root scale, cropped)
Image details as above
   
Image
Negative CCD Image (100% size, square root scale, cropped)
Image details as above
   
Image
False-colour CCD Image (100% size, square root scale, cropped)
Inverse Spectrum
Image details as above
   

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NGC 4656 - Spiral Galaxy (H I-176, Hidden Treasures 67)

NGC 4656 (Canes Venatici)
Alias: Herschel I-176, Hidden Treasures 67
 [ Herschel 400 Objects ]  [ Hidden Treasures ]
with other galaxies in FOV
 PGC 1981071 (catalog mag +17.6),
PGC 1983264 (catalog mag +17.7)
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 02:20 UT (#1184145-49)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 4656 - Detail
Image
Annotated CCD Image (70% size, square root scale)
Image details as above
   
Image
Negative CCD Image (70% size, square root scale)
Image details as above
   
Image
False-colour CCD Image (70% size, square root scale)
Inverse Spectrum
Image details as above
 
NGC 4656 - Earlier Image (Mar 2008)
Image
Annotated CCD Image
5 x 180s exposure (average combine), 2x2 binning, C Filter
2008-03-08 01:09 hUT (#273147-51)
8" LX200 Classic + ST-7E
 
Image
False Colour CCD Image  (Square root brightness scale)
Inverse Spectrum
Image details as above
   

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NGC 5433 - Spiral Galaxy with Transient AT 2023apy

NGC 5433 with AT 2023apy (Canes Venatici)
AT 2023apy (Type: unk) discovered 2023-01-12.510 UT by ZTF
Alias: ZTF19acaabsr
Discovery magnitude 17.27 (r-ZTF Filter)
 ( TNS 2023apy)
  
NGC 5433 - Spiral Galaxy
Other galaxies in FOV :
PGC 50000 (catalog mag +15.6),
PGC 49961 (catalog mag +15.8),
PGC 1997415 (catalog mag +17.0)
Image 
Annotated CCD Image (50% size, square root scale)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-13 05:13 UT (#1184179-80)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
NGC 5433 with AT 2023apy - 2024-02-13 (T+396.7d)
Image below (2024-02-13.215) was taken 396.7 days after discovery of 2023apy
Position of reported transient (likely faded, not separable is shown by white cross-hairs
Measured Magnitude, nucleus 14.31 (Clear Filter)
Image 
Annotated CCD Image (150% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-12 20:43 UT (#1184006)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of AT 2023apy (NGC 5433) on Transients 2023 Page >>

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NGC 6106 - Spiral Galaxy with Type Ib Supernova 2024ahv

NGC 6106 with SN 2024ahv (Hercules)
SN 2024ahv (Type: Ib) discovered 2024-01-16.852 UT by Hidehiko Okoshi
Alias: PS24vc, ATLAS24baw
Discovery magnitude 16.2 (Clear Filter)
 ( TNS 2024ahv)
  
NGC 6106 - Spiral Galaxy with SN 2024ahv (T+27.3d)
Image 
Annotated CCD Image (50% size, square root scale)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-13 04:28 UT (#1184172)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
NGC 6106 with SN 2024ahv - 2024-02-13 (T+27.3d)
Image below (2024-02-13.186) was taken 27.3 days after discovery of 2024ahv
Position of reported transient (distinct) is shown by white cross-hairsrs
Measured Magnitude +14.75 (Clear Filter)
Poor quality image (single frame, poor guiding)
Image 
Annotated CCD Image (125% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-13 04:28 UT (#1184172)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of SN 2024ahv (NGC 6106) on Supernova 2024 Page >>

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UGCA 281 - Galaxy (PGC 40665)

UGCA 281 (Canes Venatici)
Alias: PGC 40665 (catalog mag +15.4)
 [ UGCA Galaxies
Poor quality image (single frame)
Target to be rescheduled for a future session
Image
Annotated CCD Image (150% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-13 00:25 UT (#1184106)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
   

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UGC 4417 - Galaxy with Transient AT 2023ews

UGC 4417 with AT 2023ews (Lynx)
AT 2023ews (Type: unk) discovered 2023-04-09.178 UT by ALeRCE
Alias: ZTF23aaelanp
Discovery magnitude 18.37 (r-ZTF Filter)
 ( TNS 2023ews)
  
UGC 4417 - Galaxy
(Alias Mrk 88, PGC 23750, catalog mag +15.2)
Image 
Annotated CCD Image (50% size, square root scale)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-12 20:43 UT (#1184006)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
UGC 4417 - Detail
Image 
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
  
UGC 4417 with AT 2023ews - 2024-02-12 (T+309.7d)
Image below (2024-02-12.863) was taken 309.7 days after discovery of 2023ews
Position of reported transient (likely faded & no longer visible / not separable) is shown by white cross-hairs
Image 
Annotated CCD Image (150% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-02-12 20:43 UT (#1184006)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of AT 2023ews (UGC 4417) on Transients 2023 Page >>

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