SN 2021dnl
RA/DEC (2000)
14:47:02.983 +00:28:32.55
221.762429 +0.475708
Type
SN Ia
Redshift
0.056
Reporting Group
SGLF
Discovering Data Source
ZTF
Discovery Date
2021-02-20 08:36:03.000
TNS AT
Y
Public
Y
Host Name
SDSS J144704.01+002844.6
Host Redshift
0.0558111
Discovery Mag
19.418
Filter
r-ZTF
Reporter/s
R. Shirley (Univ. of Southampton), I. Perez-Fournon, C. Jimenez Angel, F. Poidevin (IAC & ULL), 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_2021dnl - 2021-02-23 04:38:06 LT / SPRAT (TCD)z=
Show H at z=vexp= km/s
Show He at z=vexp= km/s
Show He II at z=vexp= km/s
Show C II at z=vexp= km/s
Show C III at z=vexp= km/s
Show C IV at z=vexp= km/s
Show N II at z=vexp= km/s
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Show N IV at z=vexp= km/s
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Show O at z=vexp= km/s
Show [O I] at z=vexp= km/s
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Show [O II] at z=vexp= km/s
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Show O V at z=vexp= km/s
Show O VI at z=vexp= km/s
Show Na at z=vexp= km/s
Show Mg at z=vexp= km/s
Show Mg II at z=vexp= km/s
Show Si II at z=vexp= km/s
Show S II at z=vexp= km/s
Show Ca II at z=vexp= km/s
Show [Ca II] at z=vexp= km/s
Show Fe II at z=vexp= km/s
Show Fe III at z=vexp= km/s
Show Å at z=vexp= km/s
Show Å at z=vexp= km/s
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Show Å at z=vexp= km/s
Show Tellurics 
Show Galaxy lines at z=
Show WR-WN at z=vexp= km/s
Show WR-WC/O at z=vexp= km/s
   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
90542021-02-23 04:38:06LT / SPRATS. Prentice, L. HarveyTCD tns_2021dnl_2021-02-23_04-38-06.106_LT_SPRAT_TCD.txtObjectTCD
Light Curves
FilterTel / InstObs-date rangePhotometry
cyan-ATLASATLAS1_ACAM12021-02-17 14:21:07 - 2021-02-17 14:21:071
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1945072021-02-17 14:21:0719.73ABMagcyan-ATLASATLAS1_ACAM130Robot[Last non detection]
orange-ATLASATLAS1_ACAM12021-02-23 12:27:22 - 2021-02-23 12:27:221
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1945082021-02-23 12:27:2218.3720.10319.18ABMagorange-ATLASATLAS1_ACAM130Robot
g-ZTFP48_ZTF-Cam2021-02-18 12:29:00 - 2021-02-18 12:29:001
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1940932021-02-18 12:29:0019.938ABMagg-ZTFP48_ZTF-Cam30Robot[Last non detection]
r-ZTFP48_ZTF-Cam2021-02-20 08:36:03 - 2021-02-20 08:36:031
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1940942021-02-20 08:36:0319.4180.247ABMagr-ZTFP48_ZTF-Cam30Robot
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
1003552021-02-23 22:01:47ATLAS_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)ATLASATLAS14:47:02.983+00:28:32.742021-02-23 12:27:21.60018.372orange-ATLASPSNATLAS21gviATLAS
1001612021-02-22 11:46:31ipfR. Shirley (Univ. of Southampton), I. Perez-Fournon, C. Jimenez Angel, F. Poidevin (IAC & ULL), 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)SGLFZTF14:47:02.983+00:28:32.552021-02-20 08:36:03.00019.418r-ZTFPSNZTF21aalydklSGLF, 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
90442021-02-23 05:56:34luharveyLuke Harvey, Simon Prentice, Kate Maguire, Maxime Deckers, Mark Magee, Jacco Terwel (TCD)TCDSN Ia0.056TCDUsing our custom python classification software and SNID (Blondin, S. & Tonry, J. L. 2007. ApJ, 666, 1024) we match a supernova Ia (-10 to -7 days) at the redshift of the host z=0.056.2021TNSCR.588....1H