SN 2018yj
RA/DEC (2000)
05:03:19.646 -10:58:18.81
75.83186 -10.9718923077
Type
SN Ia
Redshift
0.035
Source Group
ASAS-SN
Discovery Date
2018-02-25 02:24:00
TNS AT
Y
Public
Y
Host Name
2MASX J05031988-1058163
Discovery Mag
17
Filter
g-Sloan
Discoverer/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2018yj - 2018-02-28 12:00:00 Lijiang-2.4m / YFOSC (None)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)
Spectra
SelectIDObs-date (UT)Tel / InstExp-TimeObserver/sReducer/sGroupSpectrum ascii fileSpectrum fits fileSpec. TypeAssoc. GroupsEnd prop. periodRemarks
17562018-02-28 12:00:00Lijiang-2.4m / YFOSC1800Jujia ZhangNone tns_2018yj_2018-02-28.5_Lijiang-2.4m_YFOSC.datObject
Light Curves
FilterTel / InstObs-date rangePhotometry
orange-ATLASATLAS1_ACAM12018-02-11 08:49:55 - 2018-02-15 07:56:382
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
259022018-02-15 07:56:3818.7880.13419.17ABMagorange-ATLASATLAS1_ACAM130Robot
259012018-02-11 08:49:5519.07ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
g-SloanASASSN-3_Paczynski2018-02-14 01:26:24 - 2018-02-25 02:24:002
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
257122018-02-25 02:24:0017ABMagg-SloanASASSN-3_Paczynski
257112018-02-14 01:26:2418.5ABMagg-SloanASASSN-3_Paczynski[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
171682018-03-08 09:20:02ATLAS_Bot1J. Tonry, B. Stalder, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), A. Rest (STScI), K.W. Smith, S. J. Smartt, M. Fulton, O. McBrien (Queen's University Belfast)ATLAS05:03:19.646-10:58:18.812018-02-15 07:56:3818.788orange-ATLASPSNATLAS18mifATLAS
170592018-02-26 01:30:21KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN05:03:19.658-10:58:20.242018-02-25 02:24:0017g-SloanPSNASASSN-18dvASAS-SNIn several epochs, unknown redshift, blue host
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
17512018-02-28 15:24:12jujiaJujia Zhang (YNAO) and XiaoFeng Wang (THU)NoneSN Ia0.035The spectrum matches a norm SN Ia at a few days after maximum (e.g., SN 2007ca t = +3 days, via, SNID Blondin and Tonry 2007, Ap.J., 666, 1024)

Comments

Object coordinates updated according to AT-report 17168 of Group ATLAS
Previous RA, DEC: 05:03:19.658, -10:58:20.24 (75.83191, -10.97229)
Updated RA, DEC: 05:03:19.646, -10:58:18.81 (75.83186, -10.9718923077)