SN 2018ddb
RA/DEC (2000)
00:02:49.71 -66:11:06.14
0.70711 -66.18504
Type
SN Ia
Redshift
0.029
Source Group
ASAS-SN
Discovery Date
2018-07-05 00:57:36
TNS AT
Y
Public
Y
Host Name
IC 5380
Discovery Mag
16.6
Filter
g-Sloan
Discoverer/s
K. Z. Stanek, for the ASAS-SN team
 2018-07-17 04:51:00 SOAR / Goodman
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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
22852018-07-17 04:51:00SOAR / Goodman1800Y.-C. PanY.-C. Pan tns_2018ddb_2018-07-17_04-51-00_SOAR_Goodman.flmObject
Light Curves
FilterTel / InstObs-date rangePhotometry
G-GaiaGaia_Gaia-photometric2018-06-10 21:57:36 - 2018-07-23 07:50:522
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
324532018-07-23 07:50:5217.290.2ABMagG-GaiaGaia_Gaia-photometric60Robot
324522018-06-10 21:57:3621.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
g-SloanASASSN-3_Paczynski2018-06-29 06:00:00 - 2018-06-29 06:00:001
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
311472018-06-29 06:00:0017ABMagg-SloanASASSN-3_Paczynski[Last non detection]
g-SloanASASSN-5_Payne-Gaposchkin2018-07-05 00:57:36 - 2018-07-05 00:57:361
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
311482018-07-05 00:57:3616.6ABMagg-SloanASASSN-5_Payne-Gaposchkin
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
208532018-07-25 21:52:21Gaia_Bot1A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts teamGaiaAlerts00:02:49.85-66:11:05.932018-07-23 07:50:5217.29G-GaiaPSNGaia18bvzGaiaAlertsconfirmed SN Ia, aka SN 2018ddb
199852018-07-05 12:40:23KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN00:02:49.71-66:11:06.142018-07-05 00:57:3616.6g-SloanPSNASASSN-18oeASAS-SNIn two epochs, unknown redshift host
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
22782018-07-17 20:44:16UCSCTr_Bot1Y.-C. Pan, R. J. Foley (UCSC), S. W. Jha (Rutgers), A. Rest (STScI), D. Scolnic (Chicago/KICP)SN Ia0.029SN Ia at +5 days. We measure a Si II 6355 velocity of -9,800 km/s. ATel 11865

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