SN 2018hgc
RA/DEC (2000)
00:42:04.605 -02:37:44.75
10.5191866667 -2.62909777778
Type
SN Ia
Redshift
0.052
Source Group
ASAS-SN
Discovery Date
2018-10-10 00:57:36
TNS AT
Y
Public
Y
Host Name
2MASX J00420581-0237394
Host Redshift
0.051782
Discovery Mag
17.9
Filter
g-Sloan
Discoverer/s
J. Brimacombe, K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2018hgc - 2018-10-13 06:08:20 Lick-3m / KAST (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
29012018-10-13 06:08:20Lick-3m / KAST1845G. Dimitriadis, T. HungG. Dimitriadis, T. HungNone tns_2018hgc_2018-10-13_06-08-20_Lick_3m_KAST.datObject
Light Curves
FilterTel / InstObs-date rangePhotometry
cyan-ATLASATLAS1_ACAM12018-10-11 11:28:19 - 2018-10-11 11:28:191
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
375372018-10-11 11:28:1917.6880.05719.73ABMagcyan-ATLASATLAS1_ACAM130Robot
orange-ATLASATLAS1_ACAM12018-10-05 12:10:04 - 2018-10-05 12:10:041
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
375362018-10-05 12:10:0418.15ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
g-SloanASASSN-5_Payne-Gaposchkin2018-10-08 00:57:36 - 2018-10-10 00:57:362
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
374292018-10-10 00:57:3617.9ABMagg-SloanASASSN-5_Payne-Gaposchkin
374282018-10-08 00:57:3618.2ABMagg-SloanASASSN-5_Payne-Gaposchkin[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
235162018-10-14 19:45:14ATLAS_Bot1J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, K. Maguire, S. Prentice, O. McBrien, D. O'Neill, P. Clark, M. Magee, M. Fulton, A. McCormack (Queen's University Belfast), D. E. Wright (University of Minnesota)ATLAS00:42:04.605-02:37:44.752018-10-11 11:28:1917.688cyan-ATLASPSNATLAS18wrjATLAS
234592018-10-11 03:31:55KZStanekJ. Brimacombe, K. Z. Stanek, for the ASAS-SN teamASAS-SN00:42:04.560-02:37:40.802018-10-10 00:57:3617.9g-SloanPSNASASSN-18xrASAS-SNIn several epochs, confirmed by follow-up imaging, most likely in TESS Sector 3 field of view
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
28932018-10-14 01:09:22UCSCTr_Bot1G. Dimitriadis, T. Hung, R. J. Foley (UCSC)NoneSN Ia0.052SN Ia at -5 days. We measure an Si II 6355 velocity of -11,500 km/s. ATel: 12110

Comments

Object coordinates updated according to AT-report 23516 of Group ATLAS
Previous RA, DEC: 00:42:04.560, -02:37:40.80 (10.519, -2.628)
Updated RA, DEC: 00:42:04.605, -02:37:44.75 (10.5191866667, -2.62909777778)

This is MLS181006:004205-023744 detected by CRTS on 2018-10-06.
Posted on CRTS MLS SN discovery pages on 2018-10-08 18:43:39 UT.
http://nesssi.cacr.caltech.edu/MLS/CRTSII_SN.html