RA/DEC (2000)
09:55:48.420 +69:07:32.50
148.95175 +69.125694
Type
---
Redshift
Discovery Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2020-01-31 01:11:42.000
TNS AT
Y
Public
Y
Host Name
M81
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 2020-01-28 14:01:45 - 2020-01-31 01:11:42 2458877.0845486 - 2458879.5497917 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
117925 2020-01-31 01:11:42 2458879.5497917 19.8 21 VegaMag Clear- Other_Other 300 Mi Zhang and Xing Gao 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. 31.00812 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=09h55m48.42s +69d07'32".5 (equinox 2000.0). Which is about 81.8" east and 217.4" north of the center of the M81. Nothing is visible at this position on archival images taken on Jan. 28.58455 UT(limiting mag 20.0). NET UCAC-4 XM25MZ C2020 01 31.00812 09 55 48.42 +69 07 32.5 19.8R C42 All images can be seen from: http://xjltp.china-vo.org/XM25MZ.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.
117924 2020-01-28 14:01:45 2458877.0845486 20 VegaMag Clear- Other_Other 300 Mi Zhang and 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
60690 2020-01-31 02:25:18 Mi Zhang Mi Zhang and Xing Gao XOSS XOSS 09:55:48.420 +69:07:32.50 2020-01-31 01:11:42.000 19.8 Clear- 1 PSN M81 XM25MZ 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. 31.00812 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=09h55m48.42s +69d07'32".5 (equinox 2000.0). Which is about 81.8" east and 217.4" north of the center of the M81. Nothing is visible at this position on archival images taken on Jan. 28.58455 UT(limiting mag 20.0). NET UCAC-4 XM25MZ C2020 01 31.00812 09 55 48.42 +69 07 32.5 19.8R C42 All images can be seen from: http://xjltp.china-vo.org/XM25MZ.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.340....1G N
Related files
File Comments Last Modified (UT) Modified By
tns_2020bmf_atrep_60690.png Discovery Image 2020-01-31 02:50:06 Mi Zhang
No Data

Comments