SN 2017hgz
RA/DEC (2000)
21:48:20.120 -34:57:10.40
327.083833 -34.952889
Type
SN Ia
Redshift
0.016
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2017-10-10 00:28:48.000
TNS AT
Y
Public
Y
Host Name
NGC 7130
Host Redshift
0.016151
Discovery Mag
15.5
Filter
V-Johnson
Reporter/s
S. Kiyota, J. Brimacombe, P. Chen, K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2017hgz - 2017-10-12 03:48:12 P60 / SEDM (iPTF)z=
 SN_2017hgz - 2017-10-12 03:45:14 ESO-NTT / EFOSC2-NTT (ePESSTO)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
12952017-10-12 03:48:12P60 / SEDM1600Walters/Neill/BlagorodnovaNeilliPTF tns_2017hgz_2017-10-12_03-48-12_P60_SED-Machine_iPTF.txtObjectiPTF
13022017-10-12 03:45:14ESO-NTT / EFOSC2-NTT300E. Kankare, D. O'NeillM. MageeePESSTO tns_2017hgz_2017-10-12_03-45-14_ESO-NTT_EFOSC2-NTT_ePESSTO.asci tns_2017hgz_2017-10-12_03-45-14_ESO-NTT_EFOSC2-NTT_ePESSTO.fitsObjectePESSTO
Light Curves
FilterTel / InstObs-date rangePhotometry
V-JohnsonASASSN-2_Cassius2017-10-05 04:33:36 - 2017-10-10 00:28:482
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
211232017-10-10 00:28:4815.5VegaMagV-JohnsonASASSN-2_Cassius
211222017-10-05 04:33:3616.5VegaMagV-JohnsonASASSN-2_Cassius[Last non detection]
G-GaiaGaia_Gaia-photometric2017-09-30 14:42:43 - 2017-10-21 02:44:092
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
225322017-10-21 02:44:0915.070.2ABMagG-GaiaGaia_Gaia-photometric60Robot
225312017-09-30 14:42:4321.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
149342017-11-22 11:12:32Gaia_Bot1A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts teamGaiaAlertsGaiaAlerts21:48:20.120-34:57:10.402017-10-21 02:44:09.00015.07G-GaiaPSNGaia17dabGaiaAlertsconfirmed SN Ia in active galaxy NGC 7130, declining, aka SN 2017hgz
140662017-10-11 08:21:40KZStanekS. Kiyota, J. Brimacombe, P. Chen, K. Z. Stanek, for the ASAS-SN teamASAS-SNASAS-SN21:48:20.083-34:57:10.622017-10-10 00:28:48.00015.5V-JohnsonPSNASASSN-17ngASAS-SNIn several epochs, on the rise, confirmed by S. Kiyota and J. Brimacombe
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
12982017-10-12 20:49:32ePESSTO_Bot1E. Kankare, D. O'Neill, M. Magee, O. Yaron, N. Knezevic on behalf of ePESSTOePESSTOSN Ia0.016ePESSTO2017TNSCR1542....1K
12912017-10-12 14:40:44neillJames NeilliPTFSN Ia0.0168iPTFSNID match2017TNSCR1108....1N

Comments

Object coordinates updated according to AT-report 14934 of Group GaiaAlerts
Previous RA, DEC: 21:48:20.083, -34:57:10.62 (327.08368, -34.95295)
Updated RA, DEC: 21:48:20.120, -34:57:10.40 (327.083833, -34.952889)

Host galaxy is NGC7130 with a NED redshift of 0.016151