David's Astronomy Pages
Images - Session 1390 (2026-01-13)

Objects Session Notes
Bullet 29P/Schwassmann-Wachmann - Comet
Bullet 240P/NEAT - Comet
 
Bullet C/2022 E2 (ATLAS) - Comet
Bullet C/2022 N2 (PANSTARRS) - Comet
 
Bullet AT 2022vdr - CV Type Transient
Bullet AT 2025adhw - Type Afterglow Transient
Bullet AT 2025aglw - Type CV? Transient
Bullet AT 2025agtl - Type CV? Transient
Bullet AT 2025ahjt - CV Type Transient
Bullet AT 2025aiov - Type CV? Transient
 
Bullet M31N 2025-10a? - Extragalactic Nova in M31
Bullet M99 - Spiral Galaxy with Transient AT 2026X  (non-detection)
 
Bullet NGC 1325 - Spiral Galaxy (UGCA 70, PGC 12737)
Bullet NGC 1407 - Elliptical Galaxy (H I-107)
Bullet NGC 1588 - Elliptical Galaxy with Unconfirmed Transient AT 2025ajvt
Bullet NGC 3106 - Spiral Galaxy with Type Ia Supernova 2025aauj
Bullet NGC 3962 - Elliptical Galaxy (UGCA 253)
 
Bullet UGCA 77 - Spiral Galaxy (PGC 13122)
Bullet UGC 525 - Spiral Galaxy with Type Ia Supernova 2025ahxd
Bullet UGC 4316 - Spiral Galaxy with Type Ic Supernova 2025advo
Bullet UGC 5381 - Spiral Galaxy with Type II Supernova 2025ahep
Bullet VV 410 - Spiral Galaxy
 
- NGC 4039 / UGCA 264 attempt failed (due to cloud)
 
Bullet Variable Stars (photometric monitoring)
- TT Ari, SY Cnc, BL Lac
 
Bullet Nearby Stars (astrometric monitoring)
- DX Cnc (Gliese 1111), 61 Cyg, Gliese 65 (UV Cet), Groombridge 34, Teegarden's Star
 
- Attempted All-Night Session (9.6 hr) ended early due to cloud
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 1°C (min)
- CCD Temperature:  -25°C
- Notes from 2026-01-13 >>
-
-

Observing Result

Image

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29P/Schwassmann-Wachmann  - Comet

29P/Schwassmann-Wachmann - 2026-01-14
(passing through Leo)

Sun Distance 6.31 AU
Earth Distance 5.79 AU (865.6 million km)
   29P/Schwassmann-Wachmann - 2026-01-14 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -3.6 arcsec/hr, Dec -2.3 arcsec/hr)
Image    Image
Annotated CCD Image (50% size, square root scale)
9 x 90s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 03:00 UT (#1390239-47)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   Annotated CCD Image (125% size, square root scale, cropped)
Image details as left
      
Images of Comet_29P_Schwassmann-Wachmann on Comets 2026 Page  >>     

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240P/NEAT  - Comet

240P/NEAT - 2026-01-13
(passing through Aries)

Sun Distance 2.13 AU
Earth Distance 1.47 AU (219.7 million km)
   240P/NEAT - 2026-01-13 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 11.8 arcsec/hr, Dec 36.3 arcsec/hr)
Image    Image
Annotated CCD Image (50% size, square root scale)
2 x 60s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 20:37 UT (#1390071-72)
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
2026-01-13 20:41 UT (#1390071-79)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
      
Images of Comet_240P_NEAT on Comets 2026 Page  >>     

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C/2022 E2 (ATLAS)  - Comet

C/2022 E2 (ATLAS) - 2026-01-13
(passing through Pegasus)

Sun Distance 5.56 AU
Earth Distance 5.88 AU (880.0 million km)
   C/2022 E2 (ATLAS) - 2026-01-13 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 11.2 arcsec/hr, Dec -14.7 arcsec/hr)
Image    Image
Annotated CCD Image (50% size, square root scale)
2 x 90s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 21:56 UT (#1390121-22)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   Annotated CCD Image (125% size, square root scale, cropped)
5 x 90s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 21:59 UT (#1390121-25)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
      
Images of C2022_E2_ATLAS on Comets 2026 Page  >>     

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C/2022 N2 (PANSTARRS)  - Comet

C/2022 N2 (PANSTARRS) - 2026-01-13
(passing through Aries)

Sun Distance 4.09 AU
Earth Distance 3.52 AU (527.0 million km)
   C/2022 N2 (PANSTARRS) - 2026-01-13 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 9.1 arcsec/hr, Dec -1.8 arcsec/hr)
Image    Image
Annotated CCD Image (50% size, square root scale)
6 x 60s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 21:12 UT (#1390090-95)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   Annotated CCD Image (125% size, square root scale, cropped)
Image details as left
      
Images of C2022_N2_PANSTARRS on Comets 2026 Page  >>     

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AT 2022vdr  - CV Type Transient

AT 2022vdr (Orion)
AT 2022vdr (Type: CV) discovered 2022-09-20.378 UT by MASTER
Alias: MASTER OT J052749.27+064639.1
Discovery Magnitude 14.8 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude 18.6 (Clear- Filter)
long variable in low state
( TNS 2022vdr )
 
AT 2022vdr - 2026-01-13 (T+1211.5d)
Image below (2026-01-13.871) was taken 1211.5 days after discovery of 2022vdr
Position of earlier transient (distinct) is shown by white cross-hairs
Measured Magnitude +14.83 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 20:58 UT (#1390082-86)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2022vdr on Transients 2022 Page  >>

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AT 2025adhw  - Type Afterglow Transient

AT 2025adhw (Cetus)
AT 2025adhw (Type: Afterglow) discovered 2025-11-13.794 UT by MASTER
Alias: MASTER OT J031644.26+071022.6, GRB 251113A
Discovery Magnitude 15.6 (Other- Filter)
vs Prior Non-Detection Limiting Magnitude 19.9 (Other- Filter)
bright OT inside GRB 251113A: Fermi GBM error-box
( TNS 2025adhw )
 
AT 2025adhw - 2026-01-13 (T+61.0d)
Image below (2026-01-13.790) was taken 61.0 days after discovery of 2025adhw
Position of earlier transient (not visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +19.4 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 19:04 UT (#1390026-29)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2025adhw on Transients 2025 Page  >>

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AT 2025aglw  - Type CV? Transient

AT 2025aglw (Puppis)
AT 2025aglw (Type: CV?) discovered 2025-12-11.875 UT by XOSS
Alias: KATS25X008
Discovery Magnitude 16.27 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude ( Filter)
Cataclysmic variable candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25x008.html
( TNS 2025aglw )
 
AT 2025aglw - 2026-01-14 (T+33.2d)
Image below (2026-01-14.038) was taken 33.2 days after discovery of 2025aglw
Position of earlier transient (not visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +18.4 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 01:03 UT (#1390195-99)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2025aglw on Transients 2025 Page  >>

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AT 2025agtl  - Type CV? Transient

AT 2025agtl (Monoceros)
Alias: In WISEA J013048.97-133845.1
AT 2025agtl (Type: CV?) discovered 2025-12-11.859 UT by XOSS
Alias: KATS25X014
Discovery Magnitude 15.49 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude ( Filter)
Cataclysmic variable candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25x014.html
( TNS 2025agtl )
 
AT 2025agtl - 2026-01-14 (T+33.2d)
Image below (2026-01-14.052) was taken 33.2 days after discovery of 2025agtl
Position of earlier transient (faded & no longer visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +18.7 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 01:24 UT (#1390203-07)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2025agtl on Transients 2025 Page  >>

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AT 2025ahjt  - CV Type Transient

AT 2025ahjt (Cancer)
AT 2025ahjt (Type: CV) discovered 2025-12-18.003 UT by LAST
Discovery Magnitude 16.59 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude 19.2 (Clear- Filter)
( TNS 2025ahjt )
 
AT 2025ahjt - 2026-01-14 (T+27.1d)
Image below (2026-01-14.088) was taken 27.1 days after discovery of 2025ahjt
Position of earlier transient (not visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +19.6 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 02:16 UT (#1390223-27)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2025ahjt on Transients 2025 Page  >>

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AT 2025aiov  - Type CV? Transient

AT 2025aiov (Puppis)
AT 2025aiov (Type: CV?) discovered 2025-12-27.790 UT by XOSS
Alias: KATS25Y019, TCP J08080872-1948465
Discovery Magnitude 16.66 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude ( Filter)
Cataclysmic variable candidate classified by XOSS.
Details can be found at http://xjltp.china-vo.org/kats25y019.html
( TNS 2025aiov )
 
AT 2025aiov - 2026-01-14 (T+17.2d)
Image below (2026-01-14.022) was taken 17.2 days after discovery of 2025aiov
Position of earlier transient (not visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +18.3 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 00:40 UT (#1390187-91)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2025aiov on Transients 2025 Page  >>

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M31N 2025-10a? - Extragalactic Nova in M31

M31 with M31N 2025-10a? (Andromeda)
Nova M31 2025-10a? (Type: unk) discovered 2025-10-17.480 UT by Koichi Itagaki
Alias: TCP J00384865+4046079
 
M31 with M31N 2025-10a? - 2026-01-13 (T+88.4d)
Image below (2026-01-13.924) was taken 88.4 days after discovery of M31N 2025-10a?
Position of earlier transient (distinct) is shown by white cross-hairs
Measured Magnitude +14.44 (Clear Filter)
Image
Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 22:20 UT (#1390128-32)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of M31N 2025-10a? (in M31) on Transients 2025 Page  >>

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M99  - Spiral Galaxy with Transient AT 2026X  (non-detection)

M99 with AT 2026X (Coma Berenices)
AT 2026X (Type: unk) discovered 2026-01-04.664 UT by Yuan-Sheng Tsai
Discovery Magnitude 17.8 (L- Filter)
CDK17+Poseidon M
( TNS 2026X ) [ Messier Objects
 
M99 - Spiral Galaxy
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 23:57 UT (#1390170-74)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
M99 - Detail
Image
Annotated CCD Image (100% size, square root scale, cropped)
Image details as above
 
M99 with AT 2026X - 2026-01-13 (T+9.3d)
Image below (2026-01-13.992) was taken 9.3 days after discovery of 2026X
Position of earlier transient (not separately distinguishable) is shown by white cross-hairs
Image
Annotated CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 23:57 UT (#1390170-74)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
M99 - Earlier Image (2025-03-29)
Image
Annotated CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2025-03-29 00:13 UT (#1306065-66)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2026X on Transients 2026 Page  >>

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NGC 1325  - Spiral Galaxy (UGCA 70, PGC 12737)

NGC 1325 (Eridanus)
Alias: UGCA 70, PGC 12737
(catalog mag +12.3 or +11.4. Dec -21d 32m)
Taken at Altitude 11.0° (Airmass 5.14)
[ UGCA Galaxies

NGC 1325 / UGCA 70 - Spiral Galaxy
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 19:26 UT (#1390032-36)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 1325 / UGCA 70 - Detail
Image
Annotated CCD Image (125% size, square root scale, cropped)
Image details as above
 
NGC 1325 - Earlier Image (Dec 2025)
Taken at 11.4°, Dec -21d 32m Very poor quality image (large airmass, single frame)
Image
Annotated CCD Image (50% size, square root scale)
180s exposure (single frame), 3x3 binning, Clear Filter
2025-12-19 21:33 UT (#1387111)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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NGC 1407  - Elliptical Galaxy (H I-107)

NGC 1407 (Eridanus)
Alias: H I-107
[ Deep Sky Challanges (Ast.Now) ]  [ Herschel 400 Objects
NGC 1407 (Eridanus)
Image
Annotated CCD Image (50% size, log scale)
5 x 120s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 21:28 UT (#1390100-04)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 1407 - Detail
Image
Annotated CCD Image (125% size, log scale, cropped)
Image details as above
 
Image
Annotated negative CCD Image (125% size, log scale, cropped)
Image details as left
 
NGC 1407 - Earlier Image
Image
Annotated CCD Image (125% size, log scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-10-10 01:31 UT (#1252141-45)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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NGC 1588  - Elliptical Galaxy with Unconfirmed Transient AT 2025ajvt

NGC 1588 with AT 2025ajvt (Taurus)
AT 2025ajvt (Type: unconfirmed) discovered 2025-12-30.122 UT by BlackGEM
Alias: BGEM J043041.83+003937.6
Discovery Magnitude 18.02 (BG-q-BlackGem Filter)
vs Prior Non-Detection Limiting Magnitude 20.81 (BG-q-BlackGem Filter)
( TNS 2025ajvt )
 
NGC 1587 and NGC 1588 - Elliptical Galaxies
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 20:25 UT (#1390064-68)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 1588 with AT 2025ajvt - 2026-01-13 (T+14.7d)
Image below (2026-01-13.844) was taken 14.7 days after discovery of 2025ajvt
Position of earlier transient (uncertaing) is shown by white cross-hairs
Limiting Magnitude +19.0 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 20:25 UT (#1390064-68)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2025ajvt on Transients 2025 Page  >>

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NGC 3106  - Spiral Galaxy with Type Ia Supernova 2025aauj

NGC 3106 with SN 2025aauj (Leo Minor)
SN 2025aauj (Type: Ia) discovered 2025-10-18.473 UT by ZTF
Alias: ZTF25abxjtsp
Discovery Magnitude 17.68 (r-ZTF Filter)
vs Prior Non-Detection Limiting Magnitude 19.83 (r-ZTF Filter)
( TNS 2025aauj )
 
NGC 3106 with SN 2025aauj - 2026-01-13 (T+87.5d)
Image below (2026-01-13.976) was taken 87.5 days after discovery of 2025aauj
Position of earlier supernova (very faint) is shown by white cross-hairs
Estimated Magnitude +19.0 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 23:35 UT (#1390163-67)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 3106 with SN 2025aauj - Earlier Image, 2025-10-30 (T+11.7d)

Image below (2025-10-30.170) was taken 11.7 days after discovery of 2025aauj

Position of reported SN (faint but distinct) is shown by white cross-hairsĀ 
Measured Magnitude +15.92 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2025-10-30 04:14 UT (#1371148-52)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2025aauj (in NGC 3106 on Supernovae 2025 Page  >>

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NGC 3962  - Elliptical Galaxy (UGCA 253)

NGC 3962 (Crater)
Alias: UGCA 253
Catalog mag +10.7 or +11.8
[ UGCA Galaxies
NGC 3662 - Elliptical Galaxy
Image
Annotated CCD Image (50% size, log scale)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 03:19 UT (#1390250-52)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 3962 (Crater)
Image
Annotated CCD Image (100% size, log scale, cropped)
Image details as above
 

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UGCA 77  - Spiral Galaxy (PGC 13122)

UGCA 77 (Eridanus)
Alias: PGC 13122 (Catalog mag +15.8)
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 19:47 UT (#1390039-43)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGCA 77 - Detail
Image
Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 19:47 UT (#1390039-43)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGCA 77 - Earlier Image (Nov 2024)
Image
Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-28 00:18 UT (#1277132-36)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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UGC 525  - Spiral Galaxy with Type Ia Supernova 2025ahxd

UGC 525 with SN 2025ahxd (Pisces)
SN 2025ahxd (Type: Ia) discovered 2025-12-22.101 UT by ATLAS
Alias: ZTF25ackdapv
Discovery Magnitude 20.15 (g-ZTF Filter)
vs Prior Non-Detection Limiting Magnitude 20.98 (g-ZTF Filter)
( TNS 2025ahxd )
 
UGC 525 with SN 2025ahxd - 2026-01-13 (T+22.8d)
Image below (2026-01-13.938) was taken 22.8 days after discovery of 2025ahxd
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 22:40 UT (#1390134-38)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGC 525 with SN 2025ahxd - 2026-01-13 (T+22.8d)
Image below (2026-01-13.938) was taken 22.8 days after discovery of 2025ahxd
Position of earlier supernova (distinct) is shown by white cross-hairs
Measured Magnitude +15.26 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 22:40 UT (#1390134-38)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2025ahxd (in UGC 525) on Supernovae 2025 Page  >>

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UGC 4316  - Spiral Galaxy with Type Ic Supernova 2025advo

UGC 4316 with SN 2025advo (Hydra)
SN 2025advo (Type: Ic) discovered 2025-11-17.144 UT by ATLAS
Alias: ATLAS25ogq, ZTF25acglosh, GOTO25kkf
Discovery Magnitude 16.895 (wide-ATLAS Filter)
vs Prior Non-Detection Limiting Magnitude 19.76 (wide-ATLAS Filter)
( TNS 2025advo )
 
UGC 4316 with SN 2025advo - 2026-01-14 (T+57.9d)
Image below (2026-01-14.068) was taken 57.9 days after discovery of 2025advo
Image
Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 01:47 UT (#1390211-15)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2025advo (in UGC 4316) on Supernovae 2025 Page  >>

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UGC 5381  - Spiral Galaxy with Type II Supernova 2025ahep

UGC 5381 with SN 2025ahep (Leo)
SN 2025ahep (Type: II) discovered 2025-12-17.443 UT by ATLAS
Alias: ZTF25acinfdh
Discovery Magnitude 17.506 (g-ZTF Filter)
vs Prior Non-Detection Limiting Magnitude 21.0114 (g-ZTF Filter)
Bright (m_peak <= 18.5) transient candidate identified autonomously
by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167).
( TNS 2025ahep )
 
UGC 5381 with SN 2025ahep - 2026-01-13 (T+27.5d)
Image below (2026-01-13.965) was taken 27.5 days after discovery of 2025ahep
Position of earlier supernova (faint) is shown by white cross-hairs
Estimated Magnitude +17.4 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-13 23:17 UT (#1390158-61)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2025ahep (in UGC 5381) on Supernovae 2025 Page  >>

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VV 410  - Spiral Galaxy

VV 410 with SN 2025hjz (Hydra)
SN 2025hjz (Type: Ia) discovered 2025-04-14.477 UT by GOTO
Alias: GOTO25buy, ZTF23absjbyu
( TNS 2025hjz )
[ Vorontsov-Velyaminov Galaxies
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 02:39 UT (#1390231-34)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
VV 410 - Detail
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
 

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VV 410  - Spiral Galaxy

VV 410 with SN 2025hjz (Hydra)
SN 2025hjz (Type: Ia) discovered 2025-04-14.477 UT by GOTO
Alias: GOTO25buy, ZTF23absjbyu
( TNS 2025hjz )
[ Vorontsov-Velyaminov Galaxies
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-01-14 02:39 UT (#1390231-34)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
VV 410 - Detail
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
 

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