RA/DEC (2000)
00:43:09.222 +41:17:02.29
10.7884234 +41.2839693
Type
Nova
Redshift
0.00017
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2023-01-06 12:22:43.392
TNS AT
Y
Public
Y
Host Name
M31
Host Redshift
-0.001
Discovery Mag
18.8
Filter
Clear-
Reporter/s
Mi Zhang, Yuqing Ren, Yuhao Yang, Xiaochang Yan, Lanhe Ding, Jianlin Xu, Xing Gao (Xingming Obs.)

Spectra

 AT_2023ax - 2023-01-12 02:50:19 P60 / SEDM (ZTF)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 P48_ZTF-Cam_r_
 P48_ZTF-Cam_g_
 ATLAS-HKO_ATLAS-02_orange_
 ATLAS-HKO_ATLAS-02_cyan_
 Other_Other_Clear_
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
14345 2023-01-12 02:50:19 P60 / SEDM 1800 SEDmRobot ZTF tns_2023ax_2023-01-12_02-50-19.401693_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2022-12-23 04:43:29 - 2022-12-23 04:43:29 2459936.69686 - 2459936.69686 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
324070 2022-12-23 04:43:29 2459936.69686 20.5477 ABMag r-ZTF P48_ZTF-Cam 30 None [Last non detection]
g-ZTF P48_ZTF-Cam 2023-01-07 03:18:18 - 2023-01-07 03:18:18 2459951.63771 - 2459951.63771 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
324071 2023-01-07 03:18:18 2459951.63771 17.4775 19.5149 ABMag g-ZTF P48_ZTF-Cam 30 None
orange-ATLAS ATLAS-HKO_ATLAS-02 2023-01-14 05:47:13 - 2023-01-14 05:47:13 2459958.74112 - 2459958.74112 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
324905 2023-01-14 05:47:13 2459958.74112 17.584 0.15 19.36 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
cyan-ATLAS ATLAS-HKO_ATLAS-02 2022-12-14 06:56:37 - 2022-12-14 06:56:37 2459927.78932 - 2459927.78932 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
324904 2022-12-14 06:56:37 2459927.78932 19.63 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
Clear- Other_Other 2023-01-06 12:22:43 - 2023-01-08 13:06:12 2459951.01578 - 2459953.04597 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
324129 2023-01-08 13:06:12 2459953.04597 16.5 20 VegaMag Clear- Other_Other 300 Xing Gao
323962 2023-01-06 12:22:43 2459951.01578 18.8 20.5 VegaMag Clear- Other_Other 300 Xing Gao
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 Bibcode Unreal Auto classification
168619 2023-01-14 17:02:30 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:43:09.229 +41:17:02.01 2023-01-14 05:47:12.768 17.584 orange-ATLAS PSN ATLAS23ala ATLAS N
168193 2023-01-08 13:48:51 Mi Zhang Mi Zhang,Xing Gao (Xingming Obs.) et al. XOSS XOSS 00:43:09.240 +41:17:02.20 2023-01-08 13:06:11.808 16.5 Clear- PNV M31 XM94MZ XOSS N
168163 2023-01-08 05:00:44 ZTF_CLU_PUBLIC K. De (Caltech) on behalf of ZTF et al. ZTF ZTF 00:43:09.222 +41:17:02.29 2023-01-07 03:18:18.144 17.4775 g-ZTF PSN ZTF23aaaairl ZTF N
168113 2023-01-06 12:59:54 Mi Zhang Mi Zhang,Yuqing Ren,Yuhao Yang et al. XOSS XOSS 00:43:09.240 +41:17:02.20 2023-01-06 12:22:43.392 18.8 Clear- PNV M31 XM94MZ XOSS Nova candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/xm94mz.html 2023TNSTR..25....1Z N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
14271 2023-01-20 22:03:46 ZTF_Bot1 D. Perley, W. Meynardie, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF Nova 0.00017 1 ZTF 2023TNSCR.146....1P
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
14345 2023-01-12 02:50:19 P60 / SEDM 1800 SEDmRobot ZTF tns_2023ax_2023-01-12_02-50-19.401693_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 168163 of Group ZTF
Previous RA, DEC: 00:43:09.240, +41:17:02.20 (10.7885, +41.283944)
Updated RA, DEC: 00:43:09.222, +41:17:02.29 (10.7884234, 41.2839693)

Róbert
Fidrich

Independent discovery + last negative observation

Independently discovered by Robert Fidrich, HAA/VSS, Budakeszi, Hungary, at 17.25CV magnitude on a 16x45s co-added CCD image made on 2023 Jan 7.1085UT using a 0.43m iTelescope.net reflector remotely at Mayhill, New Mexico. The nova candidate was not visible on 16x45s co-added CCD images made 2023. January 6.0954UT with the same instrument - limit around 19-19.5 magnitudes.