AT 2017dha
RA/DEC (2000)
16:07:23.709 +10:25:40.19
241.848786811 +10.42783037
Type
Impostor-SN
Redshift
0.017
Source Group
Pan-STARRS1
Discovery Date
2017-04-20 14:12:28
TNS AT
Y
Public
Y
Discovery Mag
20.58
Filter
i-Sloan
Discoverer/s
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)

Spectra

 AT_2017dha - 2017-04-28 07:37:25 ESO-NTT / EFOSC2-NTT (ePESSTO)z=
Show H at z=vexp= km/s
Show He at z=vexp= km/s
Show He II at z=vexp= km/s
Show O at z=vexp= km/s
Show [O I] at z=vexp= km/s
Show O II at z=vexp= km/s
Show [O II] at z=vexp= km/s
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
9532017-04-28 07:37:25ESO-NTT / EFOSC2-NTT1500C. Gutierrez, R. CartierR. Cartier, C. GutierrezePESSTO tns_2017dha_2017-04-28_07-37-25_ESO-NTT_EFOSC2-NTT_ePESSTO.asci tns_2017dha_2017-04-28_07-37-25_ESO-NTT_EFOSC2-NTT_ePESSTO.fitsObjectePESSTO
Light Curves
FilterTel / InstObs-date rangePhotometry
i-SloanPS1_GPC12017-04-20 14:12:28 - 2017-04-20 14:12:281
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
162612017-04-20 14:12:2820.580.1420.7ABMagi-SloanPS1_GPC145Robot
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
109442017-04-24 23:23:09PS1_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-STARRS116:07:23.709+10:25:40.192017-04-20 14:12:2820.58i-SloanPSNPS17clnPan-STARRS1
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
9432017-04-28 19:16:59ePESSTO_Bot1R. Cartier, C. Gutierrez, O. Yaron, on behalf of ePESSTOePESSTOImpostor-SN0.017ePESSTOLBV/SN Impostor

Comments

This transient was discovered during the citizen science project Supernova Hunters run by the Zooniverse. The candidate was identified by volunteers including 'peterfoele', 'nilium' and 'romist'.