SN 2021ddu
RA/DEC (2000)
09:08:42.682 +13:06:13.03
137.177841412 +13.1036206855
Type
SN Ia
Redshift
0.097049
Reporting Group
SGLF
Discovering Data Source
ZTF
Discovery Date
2021-02-12 06:05:22.000
TNS AT
Y
Public
Y
Host Name
SDSS J090842.92+130606.1
Host Redshift
0.0970332
Discovery Mag
20.782
Filter
r-ZTF
Reporter/s
I. Perez-Fournon, C. Jimenez Angel, F. Poidevin (IAC & ULL), R. Shirley (Univ. of Southampton), R. Marques-Chaves (Univ. of Geneva), S. Geier (GRANTECAN & IAC), Y. Shu (MPA), S. Rodney, J. Roberts-Pierel (Univ. of South Carolina), A. Bolton (NSF's NOIRLab), S. Chakrabarti, P. Craig, and B. Alamiri (RIT)

Spectra

 SN_2021ddu - 2021-02-22 22:05:49 LT / SPRAT (TCD)z=
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Show Tellurics 
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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
90442021-02-22 22:05:49LT / SPRATS. Prentice, L. HarveyTCD tns_2021ddu_2021-02-22_22-05-48.848_LT_SPRAT_TCD.txtObjectTCD
Light Curves
FilterTel / InstObs-date rangePhotometry
w-PS1PS1_GPC12021-03-15 05:41:17 - 2021-03-15 05:41:171
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1979782021-03-15 05:41:1719.810.0622ABMagw-PS1PS1_GPC145Robot
orange-ATLASATLAS1_ACAM12021-02-20 10:17:46 - 2021-02-22 08:42:432
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1943192021-02-22 08:42:4319.150.18419.29ABMagorange-ATLASATLAS1_ACAM130Robot
1943182021-02-20 10:17:4617.59ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
g-ZTFP48_ZTF-Cam2021-02-17 07:05:42 - 2021-02-17 07:05:421
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1933502021-02-17 07:05:4219.23010.11800420.6193ABMagg-ZTFP48_ZTF-Cam30RobotData provided by ZTF
r-ZTFP48_ZTF-Cam2021-02-10 07:05:14 - 2021-02-17 05:07:297
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1933492021-02-17 05:07:2919.48890.1274520.2394ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1933482021-02-12 06:05:2320.78160.25997920.7791ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1944922021-02-12 06:05:2320.78160.25997920.7791ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF, classified by Fink
1932312021-02-12 06:05:2220.7820.26ABMagr-ZTFP48_ZTF-Cam30Robot
1933472021-02-10 07:05:1519.9743ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF
1944912021-02-10 07:05:1519.9743ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF, classified by Fink
1932302021-02-10 07:05:1419.974ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
1025232021-03-16 13:49:25PS1_Bot1K. C. Chambers, T. de Boer, J. Bulger, J. Fairlamb, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, A. Schultz, R. J. Wainscoat, M. Willman (IfA, University of Hawaii), K. W. Smith, D. R. Young, O. McBrien, J. Gillanders, S. Srivastav, M. Fulton, S. J. Smartt, D. O'Neill, P. Clark, S. Sim (Queen's University Belfast), D. E. Wright (University of Minnesota)Pan-STARRS1Pan-STARRS109:08:42.682+13:06:13.032021-03-15 05:41:16.80019.81w-PS1PSNPS21btlPan-STARRS1
1003472021-02-23 20:16:36FinkJulien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink brokerFinkZTF09:08:42.685+13:06:12.902021-02-12 06:05:22.99820.7816r-ZTFPSNZTF21aalenaaZTFEarly SN candidate classified by Fink using the public ZTF stream. Object data at http://134.158.75.151:24000/ZTF21aalenaa
1002812021-02-23 00:24:27ATLAS_Bot1J. Tonry, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, M. Fulton, J. Gillanders, C. Webb (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)ATLASATLAS09:08:42.681+13:06:12.912021-02-22 08:42:43.20019.15orange-ATLASPSNATLAS21gtvATLAS
998462021-02-18 20:05:04ALeRCEF. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE brokerALeRCEZTF09:08:42.676+13:06:12.942021-02-12 06:05:22.99820.7816r-ZTFPSNZTF21aalenaaZTFSN candidate classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21aalenaa
998052021-02-18 10:19:45ipfI. Perez-Fournon, C. Jimenez Angel, F. Poidevin (IAC & ULL), R. Shirley (Univ. of Southampton), R. Marques-Chaves (Univ. of Geneva), S. Geier (GRANTECAN & IAC), Y. Shu (MPA), S. Rodney, J. Roberts-Pierel (Univ. of South Carolina), A. Bolton (NSF's NOIRLab), S. Chakrabarti, P. Craig, and B. Alamiri (RIT)SGLFZTF09:08:42.676+13:06:12.942021-02-12 06:05:22.00020.782r-ZTFPSNZTF21aalenaaSGLF, ZTFData were provided by the Zwicky Transient Facility (https://www.ztf.caltech.edu) and processed through the Lasair (https://lasair.roe.ac.uk), ALeRCE (https://alerce.online), ANTARES (https://antares.noirlab.edu), and MARS (https://mars.lco.global) brokers.
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
90342021-02-22 23:01:24luharveyLuke Harvey, Simon Prentice, Kate Maguire, Maxime Deckers, Mark Magee, Jacco Terwel (TCD)TCDSN Ia0.097049TCDUsing our custom python classification software and SNID (Blondin, S. & Tonry, J. L. 2007. ApJ, 666, 1024) we match a supernova Ia around maximum light at the redshift of the host z=0.097049.2021TNSCR.568....1H

Comments

Object coordinates updated according to AT-report 102523 of Group Pan-STARRS1
Previous RA, DEC: 09:08:42.685, +13:06:12.90 (137.17785451111, +13.103582588889)
Updated RA, DEC: 09:08:42.682, +13:06:13.03 (137.177841412, 13.1036206855)

Object coordinates updated according to AT-report 100347 of Group ZTF
Previous RA, DEC: 09:08:42.676, +13:06:12.94 (137.177817766667, +13.1035939333333)
Updated RA, DEC: 09:08:42.685, +13:06:12.90 (137.17785451111, 13.103582588889)

Object coordinates updated according to AT-report 99846 of Group ZTF
Previous RA, DEC: 09:08:42.676, +13:06:12.94 (137.177817, +13.103594)
Updated RA, DEC: 09:08:42.676, +13:06:12.94 (137.177817766667, 13.1035939333333)