AT 2021tf
RA/DEC (2000)
23:56:05.113 +53:43:46.37
359.0213056 +53.7295481
Type
QSO
Redshift
1.54
Related AstroNotes: DRAFT-484, 2021-13
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2021-01-08 04:58:04.800
TNS AT
Y
Public
Y
Discovery Mag
19.003
Filter
cyan-ATLAS
Reporter/s
J. 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 (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)

Spectra

 AT_2021tf - 2021-01-10 17:37:30 Ekar / AFOSC (Padova-Asiago)z=
Show H at z=vexp= km/s
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Show He II at z=vexp= km/s
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Show [O III] 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
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
85442021-01-10 17:37:30Ekar / AFOSC2700TomasellaTomasellaPadova-Asiago tns_2021tf_2021-01-10_17-37-30_Ekar_AFOSC_Padova-Asiago.dat tns_2021tf_2021-01-10_17-37-30_Ekar_AFOSC_Padova-Asiago.fitsObjectPadova-Asiago
Light Curves
FilterTel / InstObs-date rangePhotometry
cyan-ATLASATLAS1_ACAM12021-01-06 06:10:05 - 2021-01-08 04:58:052
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1852732021-01-08 04:58:0519.0030.12719.49ABMagcyan-ATLASATLAS1_ACAM130Robot
1852722021-01-06 06:10:0519.69ABMagcyan-ATLASATLAS1_ACAM130Robot[Last non detection]
g-ZTFP48_ZTF-Cam2021-01-06 03:18:43 - 2021-01-10 03:40:192
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1858872021-01-10 03:40:1918.29ABMagg-ZTFP48_ZTF-Cam30ZTF
1858862021-01-06 03:18:4320.71ABMagg-ZTFP48_ZTF-Cam30ZTF
r-ZTFP48_ZTF-Cam2021-01-06 02:41:17 - 2021-01-06 02:41:171
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1858852021-01-06 02:41:1720.57ABMagr-ZTFP48_ZTF-Cam30ZTF[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
964202021-01-11 07:59:23ZTF_Bot1C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaborationZTFZTF23:56:05.113+53:43:46.372021-01-06 03:18:43.20020.71g-ZTFPSNZTF21aabpnlmZTF
961792021-01-08 22:34:54ATLAS_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 (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)ATLASATLAS23:56:05.124+53:43:46.762021-01-08 04:58:04.80019.003cyan-ATLASPSNATLAS21azuATLAS
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
85322021-01-12 11:22:30linatomaL.Tomasella, S. Benetti, E. CappellaroPadova-AsiagoQSO1.54Padova-AsiagoThe object is a Quasar. The spectrum shows broad emission lines which are identified with CIII] and CII] features if a redshift of about z ~1.54 is assumed. 2021TNSCR.120....1T

Comments

Object coordinates updated according to AT-report 96420 of Group ZTF
Previous RA, DEC: 23:56:05.124, +53:43:46.76 (359.021348571, +53.7296557143)
Updated RA, DEC: 23:56:05.113, +53:43:46.37 (359.0213056, 53.7295481)