David's Astronomy Pages
CCD Images - Session 959 (2022-01-25)

Objects Session Notes
Bullet 19P/Borrelly - Comet
Bullet 29P/Schwassmann-Wachmann - Comet
Bullet 100P/Hartley - Comet (Attempt)
Bullet 110P/Hartley - Comet
Bullet C/2019 L3 (ATLAS) - Comet
   
Bullet AT 2021agpw - CV Type Transient
   
Bullet Nova Cas 2021 - Nova (V1405 Cas)
   
Bullet ARP 145 - Spiral Galaxy (UGC 1840 / PGC 9062)
Bullet Hickson 74 - Galaxy Cluster (NGC 5910 et al)
Bullet IC 4040 - Spiral Galaxy with Type II Supernova 2022jo
   
Bullet NGC 2402 - Elliptical Galaxy with Type Ia Supernova 2022ds
Bullet NGC 2716 - Spiral Galaxy
Bullet NGC 2761 - Spiral Galaxy with Type Ia Supernova 2021aggu (Attempt)
Bullet NGC 4921 - Spiral Galaxy
   
Bullet UGC 8975 - Spiral Galaxy with Type Ia Supernova 2021adpe
Bullet UGC 10566 - Spiral Galaxy with Type Ia Supernova 2022aab
    
  -  NGC 958, UGCA 258, SN 2021abzf attempts failed (due to cloud)
   
Bullet Variable Stars (photometric monitoring)
- RZ LMi, BL Lac, RR Tau, ER UMa
    
  -  U Mon, NV Ori attempts failed (due to cloud)
   
Bullet Nearby Stars (astrometric monitoring)
- None
  
   
- All night session 11.4 hours
- Session interrupted by cloud on several occasions through the night. Dome handled 12 open/close (suspend session) cycles without problem.
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 3°C (min)
- CCD Temperature:  -15°/-20°C
- Notes from 2022-01-25 >>
   [ Local Files >> ]
   
   

19P/Borrelly - Comet

19P/Borrelly
(passing through Cetus)
Sun Distance 1.31 AU (approaching)
Earth Distance 1.24 AU (185.8 million km)
   19P/Borrelly - 2022-01-25, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 87.28 arcsec/hr, Dec 108.91 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
2 x 45s exposure (average combine), 3x3 binning, C Filter
2022-01-25 20:24 UT (#959030-31)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  CCD Image (100% size, log scale, cropped)
4 x 45s exposure (average combine), 3x3 binning, C Filter
2022-01-25 20:23 UT (#959028-31)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
     
Images of 19P/Borrelly on Comets 2022 Page >>    

19P/Borrelly - False Colour Image(s) 
Inverse Spectrum
  
19P/Borrelly - 2022-01-25
Image
False Colour CCD Image (70% size, log scale)
4 x 45s exposure (average combine), 3x3 binning, C Filter
2022-01-25 20:23 UT (#959028-31)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
 

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29P/Schwassmann-Wachmann - Comet

29P/Schwassmann-Wachmann
(passing through Taurus)
Sun Distance 5.95 AU
Earth Distance 5.38 AU (804.8 million km)
   29P/Schwassmann-Wachmann - 2022-01-25, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -3.21 arcsec/hr, Dec -4.92 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
5 x 60s exposure (average combine), 3x3 binning, C Filter
2022-01-25 22:00 UT (#959079-83)
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
     
Images of 29P/Schwassmann-Wachmann on Comets 2022 Page >>    
Earlier images of 29P/Schwassmann-Wachmann on Comets 2020 Page >>    

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100P/Hartley - Comet (Attempted observation)

100P/Hartley
 (passing through Canes Venatici)

Sun Distance 2.49 AU (approaching)
Earth Distance 1.78 AU (265.7 million km)
No sign of comet at expected position (white circle)
   100P/Hartley - 2022-01-25, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 6.76 arcsec/hr, Dec 16.33 arcsec/hr)
No sign of comet at expected position (white circle)
Image   Image
Annotated CCD Image (50% size, square root scale)
3 x 60s exposure (average combine), 3x3 binning, C Filter
2022-01-25 20:01 UT (#959021-23)
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
     
Images of 100P/Hartley on Comets 2022 Page >>    

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110P/Hartley - Comet

110P/Hartley
(passing through Cancer)
Sun Distance 2.53 AU
Earth Distance 1.55 AU (231.8 million km)
Comet is faint but visible
   110P/Hartley - 2022-01-25, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -33.15 arcsec/hr, Dec -5.77 arcsec/hr)
Comet is faint but visible
Image   Image
Annotated CCD Image (50% size, square root scale)
2 x 60s exposure (average combine), 3x3 binning, C Filter
2022-01-25 19:15 UT (#959007-08)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  CCD Image (100% size, square root scale, cropped)
Image details as left
     
Images of 110P/Hartley on Comets 2022 Page >>    
 
110P/Hartley - Earlier Image (2014-12-29)
(moving through starfield in Gemini)
Sun Distance 2.48  AU
Image
CCD Image (cropped)
4 x 90 sec exposure (average combine,), 3x3 binning, C filter, 
2014-12-29 22:24hUT (#577299-303)
12" LX200R  (at f/10.4) + ST-10XME
  
Comet 110P/Hartley  - Earlier Image (2014-11-03)
  (moving through starfield in Gemini)
Sun Distance 2.49  AU
Image
CCD Image (cropped)
3 x 90 sec exposure (average combine,), 3x3 binning, C filter, 
2014-11-03 01:12hUT (#567445-46)
12" LX200R  (at f/10.4) + ST-10XME
  
Comet 110P/Hartley - Earlier Image (2008-01-07)
  (moving through starfield on boundary between Taurus and Auriga)
Sun Distance 2.48  AU
Image
CCD Image, 
3 x 120 sec exposure (average combine), 2x2 binning, C Filter
2008-01-07 22:07h UT (#251150-52)
 
Comet 110P/Hartley  - Earlier Image (2007-12-02)
(moving through starfield in Auriga)
Sun Distance 2.51AU
Image
CCD Image, 
3 x 120 sec exposure (average combine), 2x2 binning, C Filter
2007-12-02  06:59h UT (#238159-61)

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C/2019 L3 (ATLAS) - Comet

C/2019 L3 (ATLAS)
(passing through Gemini)
Sun Distance 3.56 AU (turning)
Earth Distance 2.64 AU (395.3 million km)
   C/2019 L3 (ATLAS)  - 2022-01-25, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -29.80 arcsec/hr, Dec -30.99 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
3 x 45s exposure (average combine), 3x3 binning, C Filter
2022-01-25 22:07 UT (#959086-88)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  CCD Image (100% size, log scale, cropped)
9 x 45s exposure (average combine), 3x3 binning, C Filter
2022-01-25 22:10 UT (#959086-94)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
     
Images of C/2019 L3 (ATLAS) on Comets 2021 Page >>    

C/2019 L3 (ATLAS)
Inverse Spectrum
  
C/2019 L3 (ATLAS)  - 2022-01-25
Image
False Colour CCD Image (70% size, log scale)
9 x 45s exposure (average combine), 3x3 binning, C Filter
2022-01-25 22:10 UT (#959086-94)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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AT 2021agpw - CV Type Transient

AT 2021agpw (Serpens)
AT 2021agpw (Type: CV) discovered 2021-12-27.275 UT by MASTER
Alias: MASTER OT J155629.78+090149.3
Discovery Mag 10.1 (red long variability ?)
[ TNS 2021agpw ]
 
AT 2021agpw - 2022-01-26 (T+29.9d)
Image below (2022-01-26.205) was taken 29.9 days after discovery of 2021agpw
Reported transient is shown by white cross hairs.  
Measured magnitude +10.82
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, C Filter
2022-01-26 04:58 UT (#959185-89)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2021agpw on Transients 2021 Page >>

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Nova Cas 2021 - Nova (V1405 Cas)

Nova Cas 2021 (Cassiopeia)
Nova in Cassiopeia discovered 2021-03-18.4236,  by Yuji Nakamura (Japan)
Magnitude at discovery +9.6 (unfiltered CCD)
AT 2021hkn (Type: Nova) reported by 2021/03/30.055 UT by Gaia
Alias: Gaia21bpe, AT 2021hkn, V1405 Cas
 
Nova Cas 2021 - 2022-01-25 (T+313.4d)
Image below (2022-01-25.853) was taken 313.4 days after discovery of Nova
Nova is shown by white cross hairs.  Measured magnitude +9.55
(linked with Detection Threshold = 30
Image 
Annotated CCD Image (100% size, linear scale, cropped)
5 x 30s exposure (average combine), 3x3 binning, C Filter
2022-01-25 20:30 UT (#959034-38)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Nova Cas 2021 (V1405 Cas) Spectra - 2022-01-25 (T+313.4d)
Image
Spectra produced in AstroMain using Image taken with Star Analyser 200
5 x 30s exposure (average combine), 2x2 binning, S Filter
2022-01-25 20:34 UT (#959039-43)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of Nova Cas 2021 on Novae Page >>

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ARP 145 - Spiral Galaxy (UGC 1840 / PGC 9062 )

ARP 145 (Andromeda)
Ring Galaxy, J.Lowrey List
Alias:  UGC 1840,  PGC 9062
 [ ARP Galaxies ]  [ Ring Galaxies

Note: Target was deliberately offset by 5.9' in order to avoid
bright star (HIP 11090, mag 5.8), lying just 4.33' from ARP 145
Image 
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-25 20:51 UT (#959046-50)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
 ARP 145 / PGC 9062 - Detail
Image 
CCD Image (125% size, square root scale, cropped)
Image details as above
  
Image 
Annotated CCD Image (125% size, square root scale, cropped)
Image details as above
  
Image 
Negative CCD Image (125% size, square root scale, cropped)
Image details as above
 
 ARP 145 / PGC 9062 - Earlier Image (2008)
Bright star in top right corner is HIP 11090 (mag 5.8)
  Image
CCD Image (200% size)
5 x 180s sec exposure (average combine), 2x2 binning, C Filter
2008-11-03 02:28 h UT (#319638-42)
8" LX200 Classic + ST-7E

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Hickson 74 - Galaxy Cluster (NGC 5910 et al)

Hickson 74 (Serpens)
Alias: NGC 5910 et al
[ Hickson Galaxy Groups ]
Image
Annotated CCD Image (50% size, square root scale)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-26 04:08 UT (#959159-63)
12" LX200R  (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
 Hickson 74 - Detail
NGC 5910 / PGC 54689 (catalog mag +14.8),
PGC 54688 (catalog mag +15.7), PGC 54692 (catalog mag +16.5),
PGC 54697 (catalog mag +16.7), PGC 54694 (catalog mag +18.2)
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
 
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
 
Image
Negative CCD Image (150% size, square root scale, cropped)
Image details as above
 
Hickson 74 - Earlier Image (2018)
a) NGC 5910 (catalog mag +13.6)  b)  PGC 54688 (catalog mag +15.7)
3 other members of the group are not visible or not certain
Image
CCD Image (100% size, cropped)
3 x 180 sec exposure (average combine), 3x3 binning, C Filter
2018-09-02 21:15 UT (#625015-17)
12" LX200R  (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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IC 4040 - Spiral Galaxy with Type II Supernova 2022jo

IC 4040 with SN2022jo (Coma Berenices)
SN 2022jo (Type: II) discovered 2022-01-09.962 UT by XOSS
Alias: PSP22A
 (Rochester Supernova site | TNS 2022jo )
 
IC 4040 with SN 2022jo - 2022-01-26 (T+16.2d)
Image below (2022-01-26.135) was taken 16.2 days after discovery of 2022jo
Position of reported SN (faint) is shown by white cross-hairs
Image
Annotated CCD Image  (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-26 03:24 UT (#959144-48)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of SN 2022jo (IC 4040) on Supernovae 2022 Page >>
  

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NGC 2402 - Elliptical Galaxy with Type Ia Supernova 2022ds

NGC 2402 with SN 2022ds (Canis Minor)
SN 2022ds (Type: Ia) discovered 2022-01-07.400 UT by ATLAS
Alias: ATLAS22arj
Magnitude at discovery +16.57
[ Rochester Supernova site | TNS 2022ds | Adriano Squecco image ]
 
NGC 2402 with SN 2022ds - 2022-01-25 (T+18.5d)
Image below (2022-01-25.878) was taken 18.5 days after discovery of 2022ds
Position of SN (faint) is indicated by white cross-hairs
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-25 21:13 UT (#959053-57)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2022ds (NGC 2402) on Supernovae 2022 Page >>
 

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NGC 2716 - Spiral Galaxy

NGC 2716 (Hydra)
Ast.Now Deep Sky Challenge Object, Mar 2021
[ Deep Sky Challanges (Ast.Now) ]
Poor quality image (single subframe)
Target was rescheduled for session S975)
Image
CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-12-29 02:14 UT (#945155-56)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 [ See later image 2022-02-22 (S975) ]
 
NGC 2716 - Earlier Image (Dec 2021)
Image
CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-12-29 02:14 UT (#945155-56)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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NGC 2761 - Spiral Galaxy with Type Ia Supernova 2021aggu (Faded)

NGC 2761 with SN 2021aggu (Cancer)
SN 2021aggu (Type: Ia) discovered 2021-12-12.757 UT by ATLAS
Alias: ATLAS21bnhv, Gaia21fnr
 ( Rochester Supernova site | Gaia21dym ]
 
NGC 2761 with SN 2021aggu - 2022-01-25 (T+44.2d)
Image below (2022-01-25.929) was taken 44.2 days after discovery of 2021aggu
Position of earlier SN (faded / no longer visible) is shown by white cross-hairs
Image 
Annotated CCD Image  (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-25 22:24 UT (#959097-99)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 2761 with SN2021aggu - Earlier Image, 2021-12-29 (T+16.4d)
Image below (2021-12-29.119) was taken 16.4 days after discovery of 2021aggu
Position of reported SN (faint) is shown by white cross-hairs
Image 
Annotated CCD Image  (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2021-12-29 03:00 UT (#945180-82)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021aggu (NGC 2761) on Supernovae 2021 Page >>
 

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NGC 4921 - Spiral Galaxy

NGC 4921 (Coma Berenices)
( Compare with picture in Ast. Now, Sep 2021, p20 )
Poor quality image due to passing cloud / poor transparency
Target to be rescheduled for a future session
Image
Annotated CCD Image (50% size, square root scale)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-26 06:21 UT (#959200-02)
12" LX200R  (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 4921 and adjacent galaxies
NGC 4911 (catalog mag +13.7),  NGC 4923 (catalog mag +14.8),
NGC 4919 (catalog mag +15.1), IC 4044 (catalog mag +15.4),
PGC 44849 (catalog mag +15.7), PGC 44929 (catalog mag +15.9),
PGC 44864 (catalog mag +16.4),  PGC 83756 (catalog mag +16.8)
Image
Annotated CCD Image (50% size, square root scale)
Image details as above
 
 NGC 4921 - Detail
Image
Annotated CCD Image (125% size, square root scale, cropped)
Image details as above
 
[ See Later Image, 2023-01-02 ]

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UGC 8975 - Spiral Galaxy with Type Ia Supernova 2021adpe

UGC 8975 with SN 2021adpe (Canes Venatici)
SN 2021adpe (Type: Type Ia, z=0.009) discovered 2021-11-04.975 UT by Gaia
Alias: Gaia21fas,  Mag +17.76 at discovery
 (Rochester Supernova site | Gaia21fas )
 
UGC 8975 with SN 2021adpe - 2022-01-26 (T+82.2d)
Image below (2022-01-26.152) was taken 82.2 days after discovery of 2021adpe
Position of ear;ier SN (not visible / not distinguishable) shown by white cross-hairs
Poor quality image (passing cloud)
Image
Annotated CCD Image  (150% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-26 03:49 UT (#959152-54)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of SN 2021adpe (UGC 8975) on Supernovae 2021 Page >>

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UGC 10566 - Spiral Galaxy with Type Ia Supernova 2022aab

UGC 10566 with SN2022aab (Hercules)
SN 2022aab (Type: Ia) discovered 2022-01-19.633 UT by ATLAS
Alias: ATLAS22ccn
Discovery Mag 17.79 (SN only)
 (vs last non-detection limiting magnitude 19.36)
 ( Rochester Supernova site | TNS 2022aab )
 
UGC 10566 with SN 2022aab - 2022-01-26 (T+6.5d)
Image below (2022-01-26.180) was taken 6.5 days after discovery of 2022aab
Position or reported SN (indistinguishable from nucleus) is shown by white cross-hairs
Measured magnitude (Nucleus + SN) +15.61
Image
Annotated CCD Image (125% size,square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2022-01-26 04:28 UT (#959167-71)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Image
Negative CCD Image (125% size, square root scale, cropped)
Image details as above
  
Images of SN 2022aab (UGC 10566) on Supernovae 2022 Page
 

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