AT 2020ely
RA/DEC (2000)
09:55:54.810 +69:03:10.20
148.978375 +69.052833
Type
---
Redshift
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2020-03-14 14:33:41.000
TNS AT
Y
Public
Y
Host Name
M81
Discovery Mag
19.5
Filter
r-Sloan
Reporter/s
Zhijian Xu and Xing Gao
Separated 34,563.100 arcsec from TESS-Sector21 source : RA=11:27:10.805, DEC=+65:11:32.60
Spectra
No Data
Light Curves
FilterTel / InstObs-date rangePhotometry
r-SloanOther_Other2020-03-13 14:24:13 - 2020-03-14 14:33:412
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1251572020-03-14 14:33:4119.520.5VegaMagr-SloanOther_Other300Zhijian Xu and Xing GaoZhijian Xu and Xing Gao report the discovery of a possible nova in M81. The transient is approximately Mag. 19.5 on several 300-s survey images (limiting mag about 20.5) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Mar. 14.60672 UT using a r'(Sloan) filtered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient approximately located at R.A.=09h55m54.81s +69d03'10".2 (equinox 2000.0). Which is about 116.1" east and 44.9" south of the center of the M81. Nothing is visible at this position on archival images taken on Mar 13.60015 (limiting mag 20.0). NET UCAC-4 XMr9ZX C2020 03 14.60672 09 55 54.81 +69 03 10.2 19.5 r C42 http://xjltp.china-vo.org/XMr9ZX.html. Xingming Observatory(C42) - NEXT, Mt. Nanshan, 0.6-m f/8 Ritchey-Chretien telescope and CCD.
1251562020-03-13 14:24:1320VegaMagr-SloanOther_Other300Zhijian Xu and Xing Gao[Last non detection] using a r'(Sloan) filtered 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
645032020-03-15 01:35:03sammimasZhijian Xu and Xing GaoXOSSXOSS09:55:54.810+69:03:10.202020-03-14 14:33:41.00019.5r-SloanPNVXMr9ZXXOSSZhijian Xu and Xing Gao report the discovery of a possible nova in M81. The transient is approximately Mag. 19.5 on several 300-s survey images (limiting mag about 20.5) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Mar. 14.60672 UT using a r'(Sloan) filtered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient approximately located at R.A.=09h55m54.81s +69d03'10".2 (equinox 2000.0). Which is about 116.1" east and 44.9" south of the center of the M81. Nothing is visible at this position on archival images taken on Mar 13.60015 (limiting mag 20.0). NET UCAC-4 XMr9ZX C2020 03 14.60672 09 55 54.81 +69 03 10.2 19.5 r C42 http://xjltp.china-vo.org/XMr9ZX.html. Xingming Observatory(C42) - NEXT, Mt. Nanshan, 0.6-m f/8 Ritchey-Chretien telescope and CCD.
Classification Reports
No Data