RA/DEC (2000)
00:41:08.110 +41:15:04.69
10.2837896 +41.2513022
Type
---
Redshift
Discovery Report
Reporting Group
ROTS
Discovering Data Source
None
Discovery Date
2023-10-21 15:04:48.576
TNS AT
Y
Public
Y
Host Name
M31
Host Redshift
-0.001
Discovery Mag
21
Filter
V-Johnson
Reporter/s
Jingyuan Zhao, Weihao Wang
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌Other_Other_V
 ▌Other_Other_Other
   
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 2023-10-20 04:52:19 - 2023-11-11 07:03:22 2460237.703 - 2460259.794 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
375068 2023-11-11 07:03:22 2460259.794 19.84 ABMag r-ZTF P48_ZTF-Cam 30 ZTF
375066 2023-10-20 04:52:19 2460237.703 20.74 ABMag r-ZTF P48_ZTF-Cam 30 ZTF [Last non detection]
g-ZTF P48_ZTF-Cam 2023-10-20 05:41:17 - 2023-10-20 05:41:17 2460237.737 - 2460237.737 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
375067 2023-10-20 05:41:17 2460237.737 21.01 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
orange-ATLAS ATLAS-HKO_ATLAS-02 2023-10-23 10:00:40 - 2023-10-25 09:23:36 2460240.91713 - 2460242.89139 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
370708 2023-10-25 09:23:36 2460242.89139 18.712 0.148 19.05 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
370707 2023-10-23 10:00:40 2460240.91713 19.38 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
V-Johnson Other_Other 2023-10-21 15:04:49 - 2023-10-21 15:04:49 2460239.12834 - 2460239.12834 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
370104 2023-10-21 15:04:49 2460239.12834 21 21.5 VegaMag V-Johnson Other_Other 300 Jingyuan Zhao, Weihao Wang The image from the 0.5-m f/6.8 Lulin-ASIAA Telescope for Transients and Education (LATTE) at Lulin Observatory (D35).
Other- Other_Other 2023-10-21 15:09:57 - 2023-10-21 15:09:57 2460239.13191 - 2460239.13191 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
370105 2023-10-21 15:09:57 2460239.13191 20.5 21.5 VegaMag Other- Other_Other 300 Jingyuan Zhao, Weihao Wang The image from the 0.5-m f/6.8 Lulin-ASIAA Telescope for Transients and Education (LATTE) at Lulin Observatory (D35), exposure 300s with Johnson R filter.
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
193842 2023-11-14 19:40:27 ZTF_Bot1 C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration ZTF ZTF 00:41:08.110 +41:15:04.69 2023-10-20 05:41:16.800 21.01 g-ZTF PSN ZTF23abocgjb ZTF N
191796 2023-10-26 10:50:43 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 00:41:08.107 +41:15:04.71 2023-10-25 09:23:36.096 18.712 orange-ATLAS PSN ATLAS23upu ATLAS N
191527 2023-10-22 03:10:55 Jingyuan Zhao Jingyuan Zhao, Weihao Wang ROTS 00:41:08.100 +41:15:04.60 2023-10-21 15:04:48.576 21 V-Johnson 1 PNV M31 2023TNSTR2691....1Z N
Related files
File Comments Last Modified (UT) Modified By
tns_2023vpw_atrep_191527.png Discovery Image. 2023-10-22 04:31:05 Jingyuan Zhao
No Data

Comments

TNS
System

Tue, 11/14/2023 - 19:30

Object coordinates updated

Object coordinates updated according to AT-report 193842 of Group ZTF
Previous RA, DEC: 00:41:08.107, +41:15:04.71 (10.28378, +41.251308)
Updated RA, DEC: 00:41:08.110, +41:15:04.69 (10.2837896, 41.2513022)

Jingyuan
Zhao

Sat, 11/04/2023 - 06:52

Dimmed Rapidly

According to our follow-up observations, the transient's brightness remained stable between October 24 and November 2, 2023, at about 18.4 R and 18.7 V.
However, between November 2 and November 3, the transient dimmed rapidly, by about 1.4 mag in the R band and about 2 mag in the V band.
Here are our follow-up photometry results:

JD   UTC   Mag   error   filter

2460239.1319097200     2023-10-21.63190972    20.443    0.2026    R
2460240.2741550900     2023-10-22.77415509    19.8039    0.1295    R
2460242.3006018500     2023-10-24.80060185    18.4589    0.0697    R
2460242.9690972200     2023-10-25.46909722    18.5205    0.0822    R
2460244.1262731400     2023-10-26.62627314    18.4175    0.0578    R
2460248.1167476800     2023-10-30.61674768    18.4447    0.0633    R
2460249.1787731400     2023-10-31.67877314    18.391    0.0525    R
2460251.0302430500     2023-11-02.53024305    18.3    0.0466    R
2460251.9673842500     2023-11-03.46738425    19.8138    0.1392    R
2460239.1283449000     2023-10-21.6283449    20.926    0.2209    V
2460240.2705902700     2023-10-22.77059027    19.9489    0.118    V
2460242.2970370300     2023-10-24.79703703    18.7882    0.0766    V
2460242.9620601800     2023-10-25.46206018    18.6872    0.0909    V
2460244.1192361100     2023-10-26.61923611    18.7927    0.0726    V
2460248.1050810100     2023-10-30.60508101    18.9678    0.0685    V
2460249.1717476800     2023-10-31.67174768    18.8731    0.0619    V
2460251.0266435100     2023-11-02.52664351    18.7385    0.0389    V
2460251.9638194400     2023-11-03.46381944    20.7239    0.199    V

------------------------------
Jingyuan Zhao, Weihao Wang

2023vpw.png
TNS
System

Thu, 10/26/2023 - 10:30

Object coordinates updated

Object coordinates updated according to AT-report 191796 of Group ATLAS
Previous RA, DEC: 00:41:08.100, +41:15:04.60 (10.28375, +41.251278)
Updated RA, DEC: 00:41:08.107, +41:15:04.71 (10.28378, 41.251308)

Jingyuan
Zhao

Tue, 10/24/2023 - 03:14

Follow-up photometric observations

2023-10-22.77059, 20.2 V;
2023-10-22.77416, 19.7 R.
------------------------------
Jingyuan Zhao, Weihao Wang