SN 2018yc
RA/DEC ()
11:52:45.476 +37:51:15.47
178.189484963 +37.8542961803
Type
SN Ia
Redshift
0.035
Source Group
ASAS-SN
Discovery Date
2018-02-22 07:40:48
TNS AT
Y
Public
Y
Host Name
SDSS J115245.43+375116.2
Discovery Mag
17.6
Filter
g-Sloan
Discoverer/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2018yc - 2018-02-28 17:45:36 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
17572018-02-28 17:45:36Lijiang-2.4m / YFOSC1800Jujia ZhangNone tns_2018yc_2018-02-28.74_Lijiang-2.4m_YFOSC.datObject
Light Curves
FilterTel / InstObs-date rangePhotometry
i-SloanPS1_GPC12018-03-08 10:10:33 - 2018-03-08 10:10:331
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
316842018-03-08 10:10:3318.530.0520.7ABMagi-SloanPS1_GPC145Robot
orange-ATLASATLAS1_ACAM12018-02-08 16:06:14 - 2018-02-12 15:27:212
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
257002018-02-12 15:27:2118.8140.17519.21ABMagorange-ATLASATLAS1_ACAM130Robot
256992018-02-08 16:06:1418.21ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
g-SloanASASSN-4_Leavitt2018-02-10 08:23:59 - 2018-02-22 07:40:482
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
256922018-02-22 07:40:4817.6ABMagg-SloanASASSN-4_Leavitt
256912018-02-10 08:23:5918.6ABMagg-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
203712018-07-13 18:26:14PS1_Bot1K. C. Chambers, M. E. Huber, H. Flewelling, E. A. Magnier, A. Schultz, T. Lowe, J. Bulger (IfA, University of Hawaii), S. J. Smartt, K. W. Smith (Queen's University Belfast), J. Tonry, C. Waters, (IfA, University of Hawaii) D. E. Wright (University of Minnesota), D. R. Young (Queen's University Belfast)Pan-STARRS111:52:45.476+37:51:15.472018-03-08 10:10:3318.53i-SloanPSNPS18annPan-STARRS1
170522018-02-23 13:40:03ATLAS_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)ATLAS11:52:45.488+37:51:15.642018-02-12 15:27:2118.814orange-ATLASPSNATLAS18mfaATLAS
170482018-02-23 00:35:58KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN11:52:45.334+37:51:15.262018-02-22 07:40:4817.6g-SloanPSNASASSN-18dmASAS-SNIn several epochs, faint, unknown redshift host galaxy
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
17522018-02-28 18:43:48jujiaJujia Zhang (YNAO) and Xiaofeng Wang(THU)NoneSN Ia0.035The spectrum matches a norm SN Ia at a few days after maximum (e.g., SN 1999ek t = +3 days, via, SNID Blondin and Tonry 2007, Ap.J., 666, 1024)

Comments

Object coordinates updated according to AT-report 20371 of Group Pan-STARRS1
Previous RA, DEC: 11:52:45.334, +37:51:15.26 (178.18889, +37.85424)
Updated RA, DEC: 11:52:45.476, +37:51:15.47 (178.189484963, 37.8542961803)