SN 2020dbd
RA/DEC (2000)
09:31:57.283 +33:12:34.80
142.988677766 +33.2096664058
Type
SN II
Redshift
0.042335
Related AstroNotes: 2020-51
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2020-02-21 05:00:07.000
TNS AT
Y
Public
Y
Host Name
WISEA J093157.88+331241.0
Host Redshift
0.042335
Discovery Mag
19.7244
Filter
r-ZTF
Reporter/s
F. Forster, G. Pignata, F.E. Bauer, 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, F.E. Bauer, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker

Spectra

 SN_2020dbd - 2020-02-25 03:32:45 VLT-UT1 / FORS2 (adH0cc)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
63112020-02-25 03:32:45VLT-UT1 / FORS21200ServiceS. TaubenbergeradH0cc tns_2020dbd_2020-02-25_03-32-45_VLT-UT1_FORS2_adH0cc.ascii tns_2020dbd_2020-02-25_03-32-45_VLT-UT1_FORS2_adH0cc.fitsObjectadH0ccQuick-reduction spectrum, corrected for telluric absorption.
Light Curves
FilterTel / InstObs-date rangePhotometry
r-SloanPS1_GPC12020-03-10 12:10:05 - 2020-03-10 12:10:051
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1249882020-03-10 12:10:0517.770.0420.6ABMagr-SloanPS1_GPC127Robot
orange-ATLASATLAS1_ACAM12020-02-06 09:14:24 - 2020-02-22 10:22:042
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1219372020-02-22 10:22:0419.1570.13119.55ABMagorange-ATLASATLAS1_ACAM130Robot
1219362020-02-06 09:14:2418.96ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
r-ZTFP48_ZTF-Cam2020-02-20 06:16:17 - 2020-02-24 05:09:058
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1232652020-02-24 05:09:0518.860.0720.51ABMagr-ZTFP48_ZTF-Cam30
1221912020-02-24 05:09:0418.860.0720.51ABMagr-ZTFP48_ZTF-Cam30
1221902020-02-21 05:00:0819.720.1420.52ABMagr-ZTFP48_ZTF-Cam30
1232642020-02-21 05:00:0819.720.1420.52ABMagr-ZTFP48_ZTF-Cam30
1217492020-02-21 05:00:0719.72440.14343820.5241ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1221892020-02-20 06:16:1820.7193ABMagr-ZTFP48_ZTF-Cam30[Last non detection]
1232632020-02-20 06:16:1820.7193ABMagr-ZTFP48_ZTF-Cam30[Last non detection]
1217482020-02-20 06:16:1720.7193ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
639602020-03-10 17:20:12YSE_Bot1D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello, C. R. Angus, Z. Ansari, N. Arendse, C. Gall, C. Grillo, S. H. Bruun, C. Hede, J. Hjorth, L. Izzo, H. Korhonen, S. Raimundo, D. Kodi Ramanah, A. Sarangi, R. Wojtak (DARK, U Copenhagen), K. C. Chambers, M. E. Huber, E. A. Magnier, T. J. L. de Boer, J. R. Fairlamb, C. C. Lin, R. J. Wainscoat, T. Lowe, M. Willman, J. Bulger, A. S. B. Schultz (IfA, Hawaii), A. Engel, A. Gagliano, G. Narayan, M. Soraisam (Illinois), Q. Wang (JHU), A. Rest (JHU, STScI), S. J. Smartt, K. W. Smith (Queen's University Belfast), K. Alexander, A. Baldeschi, P. Blanchard, D. Coppejans, L. DeMarchi, A. Hajela, W. Jacobson-Galan, R. Margutti, D. Matthews, C. Stauffer, M. Stroh, G. Terreran (Northwestern), M. Drout (U Toronto), D. A. Coulter, G. Dimitriadis, R. J. Foley, T. Hung, C. D. Kilpatrick, C. Rojas-Bravo, M. R. Siebert (UC Santa Cruz), K. Auchettl, E. Ramirez-Ruiz (UC Santa Cruz, DARK)YSEPan-STARRS109:31:57.283+33:12:34.802020-03-10 12:10:04.80017.77r-SloanPSNPS20abgPan-STARRS1
631252020-02-28 18:12:56ZTF_AMPEL_COMPLETEJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF09:31:57.265+33:12:34.752020-02-21 05:00:08.35219.72r-ZTFPSNZTF20aapjiwlZTFSee arXiv:1904.05922 for selection criteria.
626182020-02-24 06:17:40ZTF_AMPEL_NEWJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF09:31:57.264+33:12:34.742020-02-21 05:00:08.00019.72r-ZTFPSNZTF20aapjiwlZTFSee arXiv:1904.05922 for selection criteria.
625032020-02-22 15:51:48ATLAS_Bot1J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (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, D. O'Neill, P. Clark, M. Fulton, J. Gillanders, M. Dobson (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)ATLASATLAS09:31:57.288+33:12:34.642020-02-22 10:22:04.00019.157orange-ATLASPSNATLAS20fydATLAS
624132020-02-21 20:08:57ALeRCEF. Forster, G. Pignata, F.E. Bauer, 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, F.E. Bauer, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE brokerALeRCEZTF09:31:57.272+33:12:34.672020-02-21 05:00:07.00019.7244r-ZTFPSNZTF20aapjiwlZTFEarly SN candidate (r-rise > 1.05+-0.15 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aapjiwl
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
63032020-02-25 19:57:28cvoglB. Leibundgut, J. Spyromilio (ESO), C. Vogl, A. Floers, S. Taubenberger, W. Hillebrandt, S. Suyu (MPA Garching), S. J. Smartt, M. Dobson (QUB), R. Kotak (Turku), R. Bruch, A. Gal-Yam (Weizmann)adH0ccSN II0.042335adH0ccAn optical spectrum of SN 2020dbd, obtained on the night of 2020 February 24 with the ESO Very Large Telescope UT1 equipped with the FORS2 spectrograph and grism 300V, shows a blue continuum with indications of broad P-cygni features of H-alpha and He I 5876, indicative of a young Type II supernova. From the photometric constraints, we estimate a phase about 6d after explosion.2020TNSCR.625....1L

Comments

Object coordinates updated according to AT-report 63960 of Group Pan-STARRS1
Previous RA, DEC: 09:31:57.265, +33:12:34.75 (142.988605975, +33.20965195)
Updated RA, DEC: 09:31:57.283, +33:12:34.80 (142.988677766, 33.2096664058)

Object coordinates updated according to AT-report 63125 of Group ZTF
Previous RA, DEC: 09:31:57.264, +33:12:34.74 (142.9886018, +33.2096493)
Updated RA, DEC: 09:31:57.265, +33:12:34.75 (142.988605975, 33.20965195)

Object coordinates updated according to AT-report 62618 of Group ZTF
Previous RA, DEC: 09:31:57.272, +33:12:34.67 (142.9886343, +33.2096317)
Updated RA, DEC: 09:31:57.264, +33:12:34.74 (142.9886018, 33.2096493)