SN 2017gas
RA/DEC (2000)
20:17:11.360 +58:12:08.10
304.297333 +58.20225
Type
SN IIn
Redshift
0.01
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2017-08-10 09:36:00.000
TNS AT
Y
Public
Y
Host Name
2MASX J20171114+5812094
Discovery Mag
16.9
Filter
V-Johnson
Reporter/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2017gas - 2017-08-18 08:23:59 P200 / DBSP (ASAS-SN)z=
 SN_2017gas - 2017-08-16 07:26:24 Plaskett / Plaskett (DAO_OTS)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
11622017-08-18 08:23:59P200 / DBSP600S. Dong, F. SunS. BoseASAS-SN tns_2017gas_2017-08-18.35_P200_DBSP_ASAS-SN.txtObjectASAS-SN
11132017-08-16 07:26:24Plaskett / Plaskett1200BalamBalamDAO_OTS tns_2017gas_2017-08-16.31_Plaskett_Telescope_Plaskett_DAO_OTS.dat tns_2017gas_2017-08-16.31_Plaskett_Telescope_Plaskett_DAO_OTS.fitsObjectDAO_OTS
Light Curves
FilterTel / InstObs-date rangePhotometry
V-JohnsonASASSN-1_Brutus2017-08-05 06:43:12 - 2017-08-10 09:36:002
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
194262017-08-10 09:36:0016.9VegaMagV-JohnsonASASSN-1_Brutus
194252017-08-05 06:43:1217.2VegaMagV-JohnsonASASSN-1_Brutus[Last non detection]
i-SloanPS1_GPC12017-08-08 10:12:00 - 2017-08-08 10:12:001
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
211032017-08-08 10:12:0016.130.0120.7ABMagi-SloanPS1_GPC145Robot
G-GaiaGaia_Gaia-photometric2017-07-06 22:26:24 - 2017-08-14 15:34:332
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
197962017-08-14 15:34:3315.450.2ABMagG-GaiaGaia_Gaia-photometric60Robot
197952017-07-06 22:26:2421.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
140472017-10-10 23:28:08PS1_Bot1K. C. Chambers, M. E. Huber, H. Flewelling, E. A. Magnier, A. Schultz, T. Lowe, J. Bulger (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-STARRS1Pan-STARRS120:17:11.356+58:12:08.082017-08-08 10:12:00.00016.13i-SloanPSNPS17erwPan-STARRS1
132862017-08-29 07:45:35Gaia_Bot1A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts teamGaiaAlertsGaiaAlerts20:17:11.360+58:12:08.102017-08-14 15:34:33.00015.45G-GaiaPSNGaia17ccyGaiaAlertsconfirmed SN IIn, SN2017gas, near galaxy 2MASX J20171114+5812094
130542017-08-13 03:30:21KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SNASAS-SN20:17:11.345+58:12:09.002017-08-10 09:36:00.00016.9V-JohnsonPSNASASSN-17krASAS-SNIn two epochs, unknown redshift host
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
11582017-08-25 08:44:48boseS. Bose, S. Dong, F. Sun, J. L. Prieto, K. Z. StanekASAS-SNSN IIn0.01ASAS-SN2017TNSCR1533....1B
11092017-08-17 01:13:03DAO_OTSDave BalamDAO_OTSAGN0.011DAO_OTS2017TNSCR.880....1B

Comments

Object coordinates updated according to AT-report 13286 of Group GaiaAlerts
Previous RA, DEC: 20:17:11.345, +58:12:09.00 (304.29727, +58.2025)
Updated RA, DEC: 20:17:11.360, +58:12:08.10 (304.297333, 58.20225)