AT 2019vsn
RA/DEC (2000)
00:41:42.380 +41:21:31.10
10.426583 +41.358639
Type
---
Redshift
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2019-11-17 14:42:24
TNS AT
Y
Public
Y
Host Name
M31
Discovery Mag
19.7
Filter
Clear-
Reporter/s
Mi Zhang and Xing Gao
Spectra
No Data
Light Curves
FilterTel / InstObs-date rangePhotometry
Clear-Other_Other2019-11-02 15:22:43 - 2019-11-28 16:51:543
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1043852019-11-28 16:51:5419.520.5VegaMagClear-Other_Other300Mi Zhang and Xing Gaousing a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
1043842019-11-17 14:42:2419.720.5VegaMagClear-Other_Other300Mi Zhang and Xing Gaousing a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
1043832019-11-02 15:22:4320VegaMagClear-Other_Other300Xing Gao[Last non detection] using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
535952019-11-29 13:26:44sammimasMi Zhang and Xing GaoXOSSXOSS00:41:42.380+41:21:31.102019-11-17 14:42:2419.7Clear-OtherXM17MZXOSSMi Zhang and Xing Gao, report the discovery of a variable star candidate (mag approximately 19.7) on severl 300-s survey images (limiting mag about 20.5) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Nov. 17.61278 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=00h41m42.38s +41d21'31".1 (equinox 2000.0). Which is about 698.4" west and 322.6" north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Nov. 02.64078 UT(limiting mag 20.0). NET USNO-A2.0 XM17MZ C2019 11 17.61278 00 41 42.38 +41 21 31.1 19.7R C42 XM17MZ C2019 11 28.70271 00 41 42.38 +41 21 31.1 19.5R C42
Related files
FileFile TypeCommentsLast Modified (UT)Modified By
tns_2019vsn_atrep_53595_XOSS.pngGraphicsDiscovery Image(20191117)2019-11-30 02:40:44sammimas
tns_2019vsn_atrep_53595_XOSS_0.pngGraphicsAT2019vsn Image(20191128)2019-11-30 02:42:29sammimas
Classification Reports
No Data