AT 2018hhc
RA/DEC ()
00:13:31.123 +40:51:37.12
3.37968 +40.86031
Type
---
Redshift
Source Group
ASAS-SN
Discovery Date
2018-10-12 04:33:36
TNS AT
Y
Public
Y
Host Name
4C 40.01
Host Redshift
0.2555
Discovery Mag
15.4
Filter
g-Sloan
Discoverer/s
K. Z. Stanek, for the ASAS-SN team
Spectra
No Data
Light Curves
FilterTel / InstObs-date rangePhotometry
g-SloanASASSN-4_Leavitt2018-10-11 04:09:07 - 2018-10-12 04:33:362
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
374922018-10-12 04:33:3615.4ABMagg-SloanASASSN-4_Leavitt
374912018-10-11 04:09:0717.4ABMagg-SloanASASSN-4_Leavitt[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
234922018-10-12 17:19:43KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN00:13:31.123+40:51:37.122018-10-12 04:33:3615.4g-SloanOtherASASSN-18xxASAS-SNVery rapid and dramatic (+2 mag) brightening of a known Seyfert 1 AGN, but it might also be an AGN-unrelated extreme luminosity transient
Classification Reportings
No Data

Comments

Observation of this transient object was made on 2018 10 12.94061 by Andrea Mantero at Bernezzo Observatory
Performed photometry returns a value of 18.443 +/- 0.051 V .