RA/DEC (2000)
20:23:02.310 +21:23:48.59
305.759625 +21.396831
Type
CV
Redshift
0
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2020-05-29 10:33:36.000
TNS AT
Y
Public
Y
Host Name
WISEA J202302.62+212347.8
Discovery Mag
15.5
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌AT_2020lhs - 2020-06-22 00:21:33 Ekar / AFOSC (Padova-Asiago)z=
▌Show H at z=vexp= km/s
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▌Show [Ca II] at z=vexp= km/s
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▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),

Light curves

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌Gaia_Gaia-photometric_G
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌ASASSN-1_Brutus_g
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
 ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
6956 2020-06-22 00:21:33 Ekar / AFOSC Lina Tomasella Padova-Asiago tns_2020lhs_2459022.514965_Ekar_AFOSC_Padova-Asiago.dat tns_2020lhs_2459022.514965_Ekar_AFOSC_Padova-Asiago.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2020-05-28 11:19:41 - 2020-05-28 11:19:41 2458997.972 - 2458997.972 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
175193 2020-05-28 11:19:41 2458997.972 20.52 ABMag r-ZTF P48_ZTF-Cam 30 ZTF [Last non detection]
g-ZTF P48_ZTF-Cam 2020-05-31 10:29:17 - 2020-07-01 08:02:24 2459000.937 - 2459031.835 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
175195 2020-07-01 08:02:24 2459031.835 18.78 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
175194 2020-05-31 10:29:17 2459000.937 16.41 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
G-Gaia Gaia_Gaia-photometric 2020-04-27 09:43:12 - 2020-05-29 11:06:43 2458966.905 - 2458998.963 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
140502 2020-05-29 11:06:43 2458998.963 15.57 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
140501 2020-04-27 09:43:12 2458966.905 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2020-05-28 12:34:34 - 2020-05-28 12:34:34 2458998.024 - 2458998.024 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
140130 2020-05-28 12:34:34 2458998.024 19.46 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2020-05-30 11:32:38 - 2020-05-30 11:32:38 2458999.981 - 2458999.981 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
140131 2020-05-30 11:32:38 2458999.981 15.702 0.014 19.52 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
g-Sloan ASASSN-1_Brutus 2020-05-26 10:04:48 - 2020-05-29 10:33:36 2458995.92 - 2458998.94 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
139909 2020-05-29 10:33:36 2458998.94 15.5 ABMag g-Sloan ASASSN-1_Brutus
139908 2020-05-26 10:04:48 2458995.92 18.7 ABMag g-Sloan ASASSN-1_Brutus [Last non detection]
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
91048 2020-11-30 00:02:50 ZTF_Bot1 C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration et al. ZTF ZTF 20:23:02.317 +21:23:48.50 2020-05-31 10:29:16.800 16.41 g-ZTF PSN ZTF20abdxzlz ZTF N
72585 2020-06-01 14:56:37 Gaia_Bot1 S.T. Hodgkin,E. Breedt,A. Delgado et al. GaiaAlerts GaiaAlerts 20:23:02.310 +21:23:48.59 2020-05-29 11:06:43.200 15.57 G-Gaia PSN Gaia20cmq GaiaAlerts candidate SN near galaxy WISEA J202302.62+212347.8 N
72406 2020-05-31 00:26:57 ATLAS_Bot1 J. Tonry,L. Denneau,A. Heinze et al. ATLAS ATLAS 20:23:02.315 +21:23:48.65 2020-05-30 11:32:38.400 15.702 cyan-ATLAS PSN ATLAS20ofp ATLAS N
72286 2020-05-29 14:54:19 Krzysztof Stanek K. Z. Stanek,for the ASAS-SN team et al. ASAS-SN ASAS-SN 20:23:02.350 +21:23:48.77 2020-05-29 10:33:36.000 15.5 g-Sloan PSN WISEA J202302.62+212347.8 ASASSN-20ft ASAS-SN Possible bright supernova in an unknown redshift galaxy, could also be a CV 2020TNSTR1605....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
6944 2020-06-22 07:38:22 Stefano Benetti Lina Tomasella, Stefano Benetti, Enrico Cappellaro Padova-Asiago CV 0 1 Add Padova-Asiago The spectrum shows a blue continuum with Balmer lines in absorption at zero redshift. Therefore the spectrum resembles that of Galactic CVs after the outburst. 2020TNSCR1888....1T
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
6956 2020-06-22 00:21:33 Ekar / AFOSC Lina Tomasella Padova-Asiago tns_2020lhs_2459022.514965_Ekar_AFOSC_Padova-Asiago.dat tns_2020lhs_2459022.514965_Ekar_AFOSC_Padova-Asiago.fits Object

Comments

TNS
System

Mon, 06/01/2020 - 14:30

Object coordinates updated

Object coordinates updated according to AT-report 72585 of Group GaiaAlerts
Previous RA, DEC: 20:23:02.315, +21:23:48.65 (305.759645, +21.396848)
Updated RA, DEC: 20:23:02.310, +21:23:48.59 (305.759625, 21.396831)

TNS
System

Sat, 05/30/2020 - 23:30

Object coordinates updated

Object coordinates updated according to AT-report 72406 of Group ATLAS
Previous RA, DEC: 20:23:02.350, +21:23:48.77 (305.75979, +21.39688)
Updated RA, DEC: 20:23:02.315, +21:23:48.65 (305.759645, 21.396848)