David's Astronomy Pages
Images - Session 1261 (2024-11-02)

Objects Session Notes
Bullet AT 2024ify - Transient  (non-detection)
Bullet AT 2024wqf - Type AGN Transient (4C 27.50)
Bullet AT 2024xdo - Type YSO Transient
Bullet AT 2024xhn - Type Nova? Transient
Bullet AT 2024zck - CV Type Transient
Bullet AT 2024zlk - Type CV? Transient
Bullet AT 2024zys - CV Type Transient
Bullet AT 2024aaao - CV Type Transient
   
Bullet LEDA 2078778 - Galaxy with Type Ia Supernova 2024xqe
   
Bullet NGC 473 - Spiral Galaxy with Transient AT 2024zzo  (non-detection)
Bullet NGC 1275 - Spiral Galaxy with Type IIP Supernova 2024xav
Bullet NGC 3052 - Spiral Galaxy with Type II Supernova 2024chx
   
Bullet SH 2-284 - Nebula
Bullet SN 2024ugc - Type Ia Supernova
   
Bullet UGC 1596 - Spiral Galaxy with Type Ia-91bg Supernova 2024yhg
   
Bullet Variable Stars (photometric monitoring)
- None
   
Bullet Nearby Stars (astrometric monitoring)
- None
  
- Post Midnight Session (6.1 hrs). Session not started earlier enough due to user.
   
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 4.5°C (min)
- CCD Temperature: -15°/-20°C
- Notes from 2024-11-02 >>
   
-
   

Observing Result

Image

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AT 2024ify - Transient (non-detection)

AT 2024ify (Gemini)
AT 2024ify (Type: unk) discovered 2024-05-06.703 UT by ATLAS
Alias: ATLAS24gwc
Discovery Magnitude 16.90 (cyan-ATLAS Filter)
[ TNS 2024ify ]
 
AT 2024ify - 2024-11-03 (T+180.5d)
Image below (2024-11-03.201) was taken 180.5 days after discovery of 2024ify
Position of earlier transient (not visible) is shown by white cross hairs.  
Non-Detection Limiting Magnitude +18.8 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 04:58 UT (#1261120-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024ify on Transients 2024 Page >>

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AT 2024wqf - Type AGN Transient (4C 27.50)

AT 2024wqf (Pegasus)
AT 2024wqf (Type: AGN) discovered 2024-09-24.205 UT by MASTER
Alias: MASTER OT J232159.82+273246.9,  4C 27.50
Discovery Magnitude 13.7 (Clear Filter)
 ( TNS 2024wqf | 4C 27.50 (Simbad) )
[ AGN ]

 
AT 2024wqf - 2024-11-03 (T+39.9d)
Image below (2024-11-03.069) was taken 39.9 days after discovery of 2024wqf
Position of reported transient (fading) is shown by white cross-hairs 
Measured Magnitude +14.88 (Clear Filter)

Image

Annotated CCD Image (100% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 01:48 UT (#1261053-56)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024wqf on Transients 2024 Page >>

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AT 2024xdo - Type YSO Transient

AT 2024xdo (Orion)
AT 2024xdo (Type: YSO) discovered 2024-09-30.030 UT by Gaia
Alias: Gaia24cts
Alerting Magnitude 16.38 (G-Gaia Filter)
vs Historic Magnitude 16.68 +/- 0.02 SD
[ TNS 2024xdo ] [ Gaia24cts ]
 
AT 2024xdo - 2024-11-03 (T+34.1d)
Image below (2024-11-03.167) was taken 34.1 days after discovery of 2024xdo
Position of reported transient (faint) is shown by white cross hairs.  
Measured Magnitude +16.53 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 04:07 UT (#1261103-06)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024xdo on Transients 2024 Page >>

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AT 2024xhn - Type Nova? Transient

AT 2024xhn (Lynx)
AT 2024xhn (Type: Nova?) discovered 2024-10-04.678 UT by MASTER
Alias: MASTER OT J065054.42+593625.5
Discovery Magnitude 13.6 (Clear Filter)
vs Prior Non-Detection Limiting Magnitude 20.4
 ( TNS 2024xhn )

Robin Leadbeater reports that a spectrum of object: AT 2024xhn (= GOTO065054.49+593624.51)
shows a blue continuum with H alpha faint or absent and other Balmer lines at
zero redshift in absorption, typical of a dwarf nova outburst (classification report)

 
AT 2024xhn - 2024-11-03 (T+29.4d)
Image below (2024-11-03.127) was taken 29.4 days after discovery of 2024xhn
Position of reported transient (fading) is shown by white cross-hairs 
Measured Magnitude +18.26 (Clear Filter)

Image

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 03:12 UT (#1261082-86)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
AT 2024xhn - Earlier Image 2024-10-13 (T+8.5d)
Image below (2024-10-13.133) was taken 8.5 days after discovery of 2024xhn
Position of reported transient (distinct) is shown by white cross-hairs 
Measured Magnitude +13.59 (Clear Filter)

Image

Annotated CCD Image (175% size, linear scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-10-13 03:12 UT (#1254041)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024xhn on Transients 2024 Page >>

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AT 2024zck - CV Type Transient

AT 2024zck (Ursa Major)
AT 2024zck (Type: CV) discovered 2024-10-22.405 UT by Gaia
Alias: Gaia24dbs
Alerting Magnitude 16.49 (G-Gaia Filter)
vs Historic Magnitude 18.50 +/- 0.46 SD
Outburst in known CV SDSS J091935.66+502825.1
 ( TNS 2024zck | Gaia24dbs )

 
AT 2024zck - 2024-11-03 (T+11.7d)
Image below (2024-11-03.142) was taken 11.7 days after discovery of 2024zck
Position of reported transient (fading) is shown by white cross-hairs 
Measured Magnitude +17.79 (Clear Filter)

Image

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 03:29 UT (#1261089-93)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024zck on Transients 2024 Page >>

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AT 2024zlk - Type CV? Transient

AT 2024zlk (Canis Minor)
AT 2024zlk (Type: CV?) discovered 2024-10-25.819 UT by XOSS
Alias: KATS24U009
Discovery Magnitude 15.44 (Clear Filter)
 ( TNS 2024zlk )

 
AT 2024zlk - 2024-11-03 (T+8.4d)
Image below (2024-11-03.214) was taken 8.4 days after discovery of 2024zlk
Position of reported transient (fading) is shown by white cross-hairs 
Measured Magnitude +16.28 (Clear Filter)

Image

Annotated CCD Image (100% size, linear scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 05:16 UT (#1261127-31)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024zlk on Transients 2024 Page >>

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AT 2024zys - CV Type Transient

AT 2024zys (Camelopardalis)
AT 2024zys (Type: CV) discovered 2024-10-28.883 UT by Gaia
Alias: Gaia24dde
Alerting Magnitude 11.23 (G-Gaia Filter)
vs Historic Magnitude 11.44 +/- 0.04 SD
 ( TNS 2024zys | Gaia24dde )

 
AT 2024zys - 2024-11-03 (T+5.2d)
Image below (2024-11-03.117) was taken 5.2 days after discovery of 2024zys
Position of reported transient (fading ?) is shown by white cross-hairs 
Measured Magnitude +11.68 (Clear Filter)

Image

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 02:52 UT (#1261075-79)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024zys on Transients 2024 Page >>

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AT 2024aaao - CV Type Transient

AT 2024aaao (Cygnus)
AT 2024aaao (Type: CV) discovered 2024-11-01.617 UT by XOSS
Alias: KATS24V001, TCP J20011983+4459430, Gaia24dgq
Alerting Magnitude 16.43 (Clear Filter)
Gaia 2024-11-05 01:02  Mag 17.00 (G Gaia Filter)
Apparently hostless blue transient
 ( TNS 2024aaao | Gaia24dgq )

 
AT 2024aaao - 2024-11-03 (T+1.4d)
Image below (2024-11-03.030) was taken 1.4 days after discovery of 2024aaao
Position of reported transient (very faint) is shown by white cross-hairs 
Measured Magnitude +16.38 (Clear Filter)

Image

Annotated CCD Image (100% size, linear scale, cropped)
2 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 00:46 UT (#1261015-19)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2024aaao on Transients 2024 Page >>

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LEDA 2078778 - Galaxy with Type Ia Supernova 2024xqe

LEDA 2078778 with SN 2024xqe (Triangulum)
SN 2024xqe (Type: Ia) discovered 2024-10-09.466 UT by PS1
Alias: PS24jlp, ZTF24ablssfw
Discovery Magnitude 19.93 (g-P1 Filter)
Type: SN Ia,  Redshift: z=0.034
 ( TNS 2024xqe )
 
LEDA 2078778 with SN 2024xqe - 2024-11-03 (T+24.6d)
Image below (2024-11-03.084) was taken 24.6 days after discovery of 2024xqe
Position of reported supernova (distinct but fading) is shown by white cross-hairs
Measured Magnitude +15.54 (Clear Filter)
Image
Annotated CCD Image (175% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 02:10 UT (#1261060-64)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of SN 2024xqe (in LEDA 2078778) on Supernova 2024 Page >>

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NGC 473 - Spiral Galaxy with Transient AT 2024zzo  (non-detection)

NGC 473 with AT 2024zzo (Pisces)
AT 2024zzo (Type: -- ) discovered 2024-11-01.875 UT by Luca Sassatelli
Discovery Magnitude 17.6 (Clear Filter)
 ( TNS 2024zzo )
 
NGC 473 - Spiral Galaxy
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 00:29 UT (#1261007-11)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
NGC 473 - Detail
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
  
NGC 473 with AT 2024zzo - 2024-11-03 (T+1.1d)
Image below (2024-11-03.014) was taken 1.1 days after discovery of 2024zzo
Position of reported transient (not visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +15.54 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 00:29 UT (#1261007-11)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  
Images of AT 2024zzo (in NGC 473) on Transients 2024 Page >>

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NGC 1275 - Spiral Galaxy with Type IIP Supernova 2024xav

NGC 1275 with SN 2024xav (Perseus)
SN 2024xav (Type: IIP) discovered 2024-09-30.036 UT by GOTO
Alias: GOTO24gor, ATLAS24otv
Discovery Magnitude 18.63 (L-GOTO Filter)
vs Prior Non-Detection Limiting Magnitude 19.2
 ( TNS 2024xav )

 
NGC 1275 with SN 2024xav - 2024-11-03 (T+34.1d)
Image below (2024-11-03.150) was taken 34.1 days after discovery of 2024xav
Position of reported transient (faint) is shown by white cross-hairs 
Estimated Magnitude +16.4 (Clear Filter)

Image

Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 03:45 UT (#1261096-100)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2024xav (in NGC 1275) on Supernovae 2024 Page >>

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NGC 3052 - Spiral Galaxy with Type II Supernova 2024chx

NGC 3052 with SN 2024chx (Hydra)
SN 2024chx (Type: II) discovered 2024-02-12.256 UT by ZTF
Alias: ZTF24aaemydm
Discovery Magnitude 16.3 ( Clear Filter)
 ( TNS 2024chx )
 
NGC 3052 with SN 2024chx - 2024-11-03 (T+265.0d)
Image below (2024-11-03.237) was taken 265.0 days after discovery of 2024chx
Position of reported SN (faint but distinct) is indicated by white cross-hairs.
Non-Detection Limiting Magnitude  +18.0  (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 05:47 UT (#1261151-54)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2024chx (in NGC 3052) on Supernova 2024 Page >>

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SH 2-284 - Nebula

SH 2-284 (Monoceros)
cf. Ast. Now Picture, Sep 2023, p8
Nebulosity is very weak in image below but is just detectable as a band
through the bright stars in lower left of image.
Image
Annotated CCD Image (70% size, square root scale, cropped)
7 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 04:33 UT (#1261111-17)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   

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SN 2024ugc - Type Ia Supernova

SN 2024ugc (Perseus)
SN 2024ugc (Type: Ia) discovered 2024-08-24.694 UT by ATLAS
Alias: ATLAS24nsj, Gaia24clr
Discovery Magnitude 16.84 (orange-ATLAS Filter)
vs Prior Non-Detection Limiting Magnitude 19.37
 ( TNS 2024ugc | Gaia24clr)

 
SN 2024ugc - 2024-11-03 (T+70.4d)
Image below (2024-11-03.102) was taken 70.4 days after discovery of 2024ugc
Position of reported supernova (very faint, fading) is shown by white cross-hairs 
Measured Magnitude +18.65 (Clear Filter)

Image

Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 02:35 UT (#1261068-72)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2024ugc on Supernovae 2024 Page >>

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UGC 1596 - Spiral Galaxy with Type Ia-91bg Supernova 2024yhg

UGC 1596 with SN 2024yhg (Triangulum)
SN 2024yhg (Type: Ia-91bg) discovered 2024-10-15.147 UT by CRTS
Alias: SNhunt469
Discovery Magnitude 16.3 ( Clear Filter)
 ( TNS 2024yhg )
 
UGC 1596 with SN 2024yhg - 2024-11-03 (T+18.9d)
Image below (2024-11-03.056) was taken 18.9 days after discovery of 2024yhg
Position of reported SN (very faint) is indicated by white cross-hairs.
Estimated Magnitude  +18.0  (Clear Filter)
Poor quality image (due to poor sky conditions)
Image
Annotated CCD Image (125% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-03 01:28 UT (#1261046-50)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Images of SN 2024yhg (in UGC 1596) on Supernova 2024 Page >>

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