AT 2018bto
RA/DEC (2000)
00:43:42.130 +41:22:34.68
10.925542 +41.3763
Type
---
Redshift
Reporting Group
None
Discovering Data Source
None
Discovery Date
2018-05-18 04:14:29.000
TNS AT
Y
Public
Y
Host Name
M31
Discovery Mag
18
Filter
Clear-
Reporter/s
Emmanuel Conseil
Spectra
No Data
Light Curves
FilterTel / InstObs-date rangePhotometry
Clear-Other_Other2018-05-17 05:07:00 - 2018-05-19 05:00:003
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
286762018-05-19 05:00:0016.619.5VegaMagClear-Other_Other50E. Conseil6 images taken with Slooh robotic telescope T2 (Corrected Dall-Kirkham 17" + FLI PL16803)
286752018-05-18 04:14:291819.5VegaMagClear-Other_Other50E. Conseil6 images taken with Slooh robotic telescope T2 (Corrected Dall-Kirkham 17" + FLI PL16803)
286742018-05-17 05:07:0019VegaMagClear-Other_Other50E. Conseil[Last non detection] Images taken with Slooh robotic telescope T2 (Corrected Dall-Kirkham 17" + FLI PL16803)
G-GaiaGaia_Gaia-photometric2018-01-31 14:08:09 - 2018-06-02 18:11:312
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
296342018-06-02 18:11:3118.140.2ABMagG-GaiaGaia_Gaia-photometric60Robot
296332018-01-31 14:08:0921.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
191732018-06-07 19:02:47Gaia_Bot1A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts teamGaiaAlertsGaiaAlerts00:43:42.130+41:22:34.682018-06-02 18:11:31.00018.14G-GaiaPSNGaia18bkpGaiaAlertscandidate nova in M31
186692018-05-19 07:04:08econseilEmmanuel Conseil00:43:42.110+41:22:34.802018-05-18 04:14:29.00018Clear-PNVEmmanuel Conseil reports the discovery of a probable nova in M31, located 00 43 42.11 +41 22 34.8 at magnitude 18.0 CV on 2018-05-18 04:17:29 UTC. The object is visible on 6 images (50s exposures) taken with Slooh robotic telescope T2 (Corrected Dall-Kirkham 17" + FLI PL16803). Image available here : https://www.flickr.com/photos/econseil/27333738587/ The object is also visible on 3 images (50s exposures) taken with the same telescope on 2018-05-19 05:00:00 UTC, at magnitude 16.6 CV. There was no minor planet at this location, nor any known variable star. Image available here : https://www.flickr.com/photos/econseil/40398119710/
Related files
FileFile TypeCommentsLast Modified (UT)Modified By
tns_2018bto_atrep_18669.jpgGraphicsDiscovery image2018-05-19 07:04:08econseil
tns_2018bto_atrep_18669_0.jpgGraphicsMay 19th image2018-05-19 07:04:08econseil
Classification Reports
No Data

Comments

Object coordinates updated according to AT-report 19173 of Group GaiaAlerts
Previous RA, DEC: 00:43:42.110, +41:22:34.80 (10.925458, +41.376333)
Updated RA, DEC: 00:43:42.130, +41:22:34.68 (10.925542, 41.3763)

Confirmed as a classical nova by Sitaram et al. in AstronomersTelegram n°11765 : http://www.astronomerstelegram.org/?read=11765