RA/DEC (2000)
16:04:10.560 +14:56:18.35
241.044 +14.938431
Type
CV
Redshift
0
Discovery ReportClassification Report
Related AstroNotes: 2025-176
Reporting Group
GaiaAlerts
Discovering Data Source
GaiaAlerts
Discovery Date
2020-06-23 16:52:19.200
TNS AT
Y
Public
Y
Discovery Mag
17.2
Filter
G-Gaia
Reporter/s
S.T. Hodgkin, E. Breedt, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, T. Wevers, A. Yoldas (IoA Cambridge), N. Ihanec, K. Kruszyńska, K.A. Rybicki, Ł. Wyrzykowski (Warsaw University Astronomical Observatory), Z. Kostrzewa-Rutkowska (Leiden Observatory), D. Eappachen (SRON/RU), G. Marton (Konkoly Observatory), on behalf of the Gaia Alerts team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌AT_2020nkz - 2025-06-02 00:58:45 NOT / ALFOSC (BlackGEM)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V 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 O V at z=vexp= km/s
▌Show O VI 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 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),

Light curves

 ▌LAST_LAST-Cam_Clear
 ▌Gaia_Gaia-photometric_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
21238 2025-06-02 00:58:45 NOT / ALFOSC 120 Gerard Garcia-Moreno, Mathias Gorta, David Jones Gerard Garcia-Moreno BlackGEM tns_2020nkz_2460828.5408_NOT_ALFOSC_BlackGEM.txt tns_2020nkz_2460828.5408_NOT_ALFOSC_BlackGEM.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2025-05-02 21:22:31 - 2025-06-04 22:25:05 2460798.39064 - 2460831.43409 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493639 2025-06-04 22:25:05 2460831.43409 17.36 ABMag Clear- LAST_LAST-Cam 400
493638 2025-05-02 21:22:31 2460798.39064 20.73 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
G-Gaia Gaia_Gaia-photometric 2020-04-13 14:48:29 - 2020-06-23 16:52:19 2458953.117 - 2459024.203 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
145067 2020-06-23 16:52:19 2459024.203 17.2 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
145066 2020-04-13 14:48:29 2458953.117 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [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
257772 2025-06-05 01:16:29 LAST_Bot1 E. O. Ofek (WIS),R. Konno (WIS),E. A. Zimmerman (WIS) et al. LAST LAST 16:04:10.526 +14:56:17.91 2025-06-04 22:25:05.376 17.36 Clear- PSN LAST N
75059 2020-06-25 09:35:32 Gaia_Bot1 S.T. Hodgkin,E. Breedt,A. Delgado et al. GaiaAlerts GaiaAlerts 16:04:10.560 +14:56:18.35 2020-06-23 16:52:19.200 17.2 G-Gaia Other Gaia20cxx GaiaAlerts outburst in candidate CV 2020TNSTR1928....1H N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21238 2025-06-06 21:55:29 Nadejda Blagorodnova Mujortova Nadejda Blagorodnova Mujortova BlackGEM CV 0 1 Add BlackGEM, CET-3PO CV in outburst. Blue continuum with Balmer absorption lines. 2025TNSCR2126....1M
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
21238 2025-06-02 00:58:45 NOT / ALFOSC 120 Gerard Garcia-Moreno, Mathias Gorta, David Jones Gerard Garcia-Moreno BlackGEM tns_2020nkz_2460828.5408_NOT_ALFOSC_BlackGEM.txt tns_2020nkz_2460828.5408_NOT_ALFOSC_BlackGEM.fits Object

Comments