AT 2017dau
RA/DEC (2000)
14:14:17.08 +35:25:43.47
213.571172999 35.428742224
Type
LBV
Redshift
0.01062
Source Group
Pan-STARRS1
Discoverer
K. C. Chambers, M. E. Huber, H. Flewelling, E. A. Magnier, A. Schultz, T. Lowe (IfA, University of Hawaii), S. J. Smartt, K. W. Smith, (Queen's University Belfast), J. Tonry, C. Waters, (IfA, University of Hawaii) D. E. Wright, D. R. Young (Queen's University Belfast)
Discovery Date
2017-04-12 11:34:04
TNS AT
Y
Public
Y
Discovery Mag
19.32
Discovery Mag Filter
i-Sloan
 2017-04-19 07:45:12 P200 / DBSP
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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
9162017-04-19 07:45:12P200 / DBSP1200K. BurdgeT. Kupfer tns_2017dau_2017-04-19_07-45-12_P200_DBSP.txtObject
Light Curves
FilterTel / InstObs-date rangePhotometry
i-SloanPS1_GPC12017-04-12 11:34:04 - 2017-04-12 11:34:041
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
159962017-04-12 11:34:0419.320.0920.7ABMagi-SloanPS1_GPC145Robot
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
107512017-04-15 23:23:19PS1_Bot1K. C. Chambers, M. E. Huber, H. Flewelling, E. A. Magnier, A. Schultz, T. Lowe (IfA, University of Hawaii), S. J. Smartt, K. W. Smith, (Queen's University Belfast), J. Tonry, C. Waters, (IfA, University of Hawaii) D. E. Wright, D. R. Young (Queen's University Belfast)Pan-STARRS114:14:17.08+35:25:43.472017-04-12 11:34:0419.32i-SloanPSNPS17chmPan-STARRS1
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
9062017-04-22 20:10:37nblagoNadejda BlagorodnovaLBV0.01062The spectrum shows a black body continuum of 5500 K and strong H alpha and H beta narrow emission lines with P-Cygni profile. We measure an expansion velocity of 1200 km/s and a FWHM of 1070 km/s.

Comments

This transient was discovered during the citizen science project Supernova Hunters run by the Zooniverse. The candidate was identified by volunteers including 'MerylPG', 'Jose_Campos' and 'bobevans6'.