SN 2017cbv
RA/DEC (2000)
14:32:34.420 -44:08:02.74
218.143417 -44.134094
Type
SN Ia
Redshift
0.003999
Reporting Group
DLT40
Discovering Data Source
DLT40
Discovery Date
2017-03-10 04:06:14.000
TNS AT
Y
Public
Y
Host Name
NGC5643
Discovery Mag
16.0451
Filter
Clear-
Reporter/s
S. Valenti, D.J.Sand, L. Tartaglia

Spectra

 SN_2017cbv - 2017-03-10 16:28:21 FTS / FLOYDS-S (LCOGT SN-KP)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
8522017-03-10 16:28:21FTS / FLOYDS-S2700Las Cumbres ObservatoryGriffin HosseinzadehLCOGT SN-KP tns_2017cbv_2017-03-10_16-28-21_FTS_FLOYDS-S_LCOGT_SN-KP.ascii tns_2017cbv_2017-03-10_16-28-21_FTS_FLOYDS-S_LCOGT_SN-KP.fitsObjectLCOGT SN-KP
Light Curves
FilterTel / InstObs-date rangePhotometry
Clear-Other_Other2017-02-17 06:02:52 - 2017-03-10 03:15:502
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
148502017-03-10 03:15:5016.04510.1ABMagClear-Other_Other60RobotPrompt5 0.4m
148492017-02-17 06:02:5220.3315ABMagClear-Other_Other60Robot[Last non detection] Prompt5 0.4m
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
99972017-03-10 04:09:55DLT40_bot1S. Valenti, D.J.Sand, L. TartagliaDLT40DLT4014:32:34.420-44:08:02.742017-03-10 04:06:14.00016.0451Clear-PSNDLT17uDLT40
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
8422017-03-10 20:16:48griffinG. Hosseinzadeh, D. A. Howell, D. Sand, S. Valenti, L. Tartaglia, C. McCully, K. A. Bostroem, S. Wyatt, I. ArcaviLCOGT SN-KPSN Ia0.003999LCOGT SN-KPThe spectrum is consistent with a SN Ia 2 weeks or more before maximum light at the redshift of the host galaxy (z=0.004; Koribalski et al. 2004, AJ, 128, 16). High velocity SiII is seen at 23,000 km/s, stronger than the main component. Using Superfit (Howell et al. 2005, ApJ, 634, 1190), we find a good fit to SN 1999aa, at -11d, though AT 2017cby appears to be observed even earlier.2017TNSCR.300....1H