SN 2018gro
RA/DEC (2000)
22:11:49.20 +38:42:01.50
332.955 +38.700417
Type
SN Ia-91bg-like
Redshift
0.0217
Source Group
POSS
Discovery Date
2018-09-20 06:17:28
TNS AT
Y
Public
Y
Host Name
NGC7228
Host Redshift
0.021748
Discovery Mag
18.6
Filter
Clear-
Discoverer/s
L. Cox, R. Gagliano, R. Post, E. Weinberg, J. Newton, T. Puckett
 2018-09-21 22:02:27 LT / SPRAT
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   Binning factor: (rounded to nearest integer >1)
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Spectra
IDObs-date (UT)Tel / InstExp-TimeObserver/sReducer/sGroupSpectrum ascii fileSpectrum fits fileSpec. TypeAssoc. GroupsEnd prop. periodRemarks
28072018-09-21 22:02:27LT / SPRAT800S. Prentice tns_2018gro_2018-09-21_22-02-27_LT_SPRAT.txtObject
Light Curves
FilterTel / InstObs-date rangePhotometry
Clear-Other_Other2018-08-15 05:36:36 - 2018-09-20 06:17:282
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
363882018-09-20 06:17:2818.60.320ABMagClear-Other_Other24" CDK with Apogee U230 CCD at Sierra Remote Observatories, CA USA
363872018-08-15 05:36:3620ABMagClear-Other_Other30R. Post[Last non detection] 24" CDK with Apogee U230 CCD at Sierra Remote Observatories, CA USA
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
229752018-09-20 20:23:31rspostrspostL. Cox, R. Gagliano, R. Post, E. Weinberg, J. Newton, T. PuckettPOSS22:11:49.20+38:42:01.502018-09-20 06:17:2818.6Clear-PSNPOSS
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
28002018-09-23 12:01:05Simon PrenticeS. J. Prentice (QUB)SN Ia-91bg-like0.0217DASH (https://github.com/daniel-muthukrishna/astrodash) matches the object to SNe Ia less than a week before maximum light. The best match is 91bg-like SN 1999da.