RA/DEC (2000)
00:41:48.990 +41:05:22.60
10.454125 +41.089611
Type
---
Redshift
Discovery Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2020-01-01 12:33:17.000
TNS AT
Y
Public
Y
Host Name
M31
Discovery Mag
19.8
Filter
Clear-
Reporter/s
Mi Zhang and Xing Gao
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌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
Clear- Other_Other 2019-12-30 14:04:18 - 2020-01-01 12:33:17 2458848.0863194 - 2458850.0231134 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
110668 2020-01-01 12:33:17 2458850.0231134 19.8 21 VegaMag Clear- Other_Other 300 Mi Zhang and Xing Gao using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
110667 2019-12-30 14:04:18 2458848.0863194 20.5 VegaMag Clear- Other_Other 300 Xing Gao [Last non detection] using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
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
57423 2020-01-01 14:23:43 Mi Zhang Mi Zhang and Xing Gao XOSS XOSS 00:41:48.990 +41:05:22.60 2020-01-01 12:33:17.000 19.8 Clear- PSN M31 XM22MZ XOSS Mi Zhang and Xing Gao, report the discovery of a possible nova (mag approximately 19.8) on several 300-s survey images (limiting mag about 21.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Jan. 01.52311 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=00h41m48.99s +41d05'22".6 (equinox 2000.0). Which is about 623.8" west and 645.9" south of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Dec. 30.58632 UT(limiting mag 20.5). NET Gaia DR2 XM22MZ C2020 01 01.52311 00 41 48.99 +41 05 22.6 19.8R C42 All images can be seen from: http://xjltp.china-vo.org/XM22MZ.html C42,Xingming Observatory - NEXT, Mt. Nanshan. Observers M.Zhang,X.Gao,Measurers M.Zhang, 0.6-m f/8 Ritchey-Chretien telescope and CCD. 2020TNSTR...9....1G N
No Data

Comments