RA/DEC (2000)
00:42:26.459 +41:03:59.69
10.610245 +41.0665807
Type
---
Redshift
Reporting Group
ROTS
Discovering Data Source
None
Discovery Date
2025-05-11 03:51:33.120
TNS AT
Y
Public
Y
Host Name
M31
Host Redshift
-0.001
Discovery Mag
18.78
Filter
Clear-
Reporter/s
Jianlin Xu, Jingyuan Zhao, Mi Zhang

Light curves

 P48_ZTF-Cam_r
 Other_Other_Clear
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
No Data
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-05-08 11:56:26 - 2025-05-12 11:47:27 2460803.9975231 - 2460807.9912847 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488154 2025-05-12 11:47:27 2460807.9912847 17.6426 0.117303 ABMag r-ZTF P48_ZTF-Cam
488153 2025-05-10 11:39:31 2460805.9857755 19.1365 0.166124 ABMag r-ZTF P48_ZTF-Cam
488152 2025-05-08 11:56:26 2460803.9975231 18.9888 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
Clear- Other_Other 2025-05-11 03:51:33 - 2025-05-11 03:51:33 2460806.6608 - 2460806.6608 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487820 2025-05-11 03:51:33 2460806.6608 18.78 19.5 VegaMag Clear- Other_Other 200 Jingyuan Zhao Image obtained by 0.43-m f/6.8 Corrected Dall-Kirkham robotic telescope at Alnitak Remote Observatories in Nerpio, Spain. Observations were made using Alnitak Remote Observatories robotic telescope network, Alnitak Research Telescope Access (ARTA) program.
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
254981 2025-05-14 15:18:57 Fritz Gracelynn Jost (UC Berkeley), Daniel Perley (LJMU), Christoffer Fremling (Caltech) et al. ZTF ZTF 00:42:26.459 +41:03:59.69 2025-05-10 11:39:31.003 19.1365 r-ZTF PSN ZTF25aapysdd ZTF N
254763 2025-05-11 07:43:38 Jingyuan Zhao Jianlin Xu, Jingyuan Zhao, Mi Zhang ROTS 00:42:26.460 +41:04:00.00 2025-05-11 03:51:33.120 18.78 Clear- PNV M31 Jianlin Xu, Jingyuan Zhao, Mi Zhang, report discovery of a possible outburst in 2025 of M31N 2009-09a, Image obtained by 0.43-m f/6.8 Corrected Dall-Kirkham robotic telescope at Alnitak Remote Observatories in Nerpio, Spain, exposured 200s with Clear filter, around 2025 May 11.16080 UT, mag = 18.78 CV. The transient is also visible around 2025 May 11.16334 with Clear filter, image taken by the same instrument, exposured 200s, mag = 18.35 CV. Observations were made using Alnitak Remote Observatories robotic telescope network, Alnitak Research Telescope Access (ARTA) program. PS. This nova also has a possible outburst in 2018, numbered M31N 2018-12f (AT 2018lcl). 2025TNSTR1751....1X N
Related files
File Comments Last Modified (UT) Modified By
tns_2025kip_atrep_254763.png Discovery Image 2025-05-11 10:06:00 Jingyuan Zhao
No Data

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 254981 of Group ZTF
Previous RA, DEC: 00:42:26.460, +41:04:00.00 (10.61025, +41.066667)
Updated RA, DEC: 00:42:26.459, +41:03:59.69 (10.610245, +41.0665807)