RA/DEC (2000)
12:06:29.000 -28:34:55.06
181.620833 -28.581961
Type
SN IIb
Redshift
0.03
Discovery ReportClassification Report
Related AstroNotes: 2023-27
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2023-02-01 00:15:52.992
TNS AT
Y
Public
Y
Discovery Mag
19.431
Filter
cyan-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, A. Lawrence, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), J. Anderson (ESO), A. Jordan, V. Suc (UAI, Obstech), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, J. Gillanders, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's University Belfast), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (TUM/MPA), M. Nicholl (Birmingham), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson (Oxford)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2023bec - 2023-02-09 05:34:45 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 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),0 (observed)

Light curves

 ▌ATLAS-STH_ATLAS-03_cyan
 ▌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
14475 2023-02-09 05:34:45 ESO-NTT / EFOSC2-NTT 600 Kim Phan, Cristina Jiménez-Palau Tomás Müller ePESSTO+ tns_2023bec_2023-02-09_05-34-45_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2023bec_2023-02-09_05-34-45_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
cyan-ATLAS ATLAS-STH_ATLAS-03 2023-01-31 02:56:38 - 2023-02-01 00:15:53 2459975.62266 - 2459976.51103 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
328365 2023-02-01 00:15:53 2459976.51103 19.431 0.146 19.81 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
328364 2023-01-31 02:56:38 2459975.62266 19.05 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
G-Gaia Gaia_Gaia-photometric 2023-01-08 08:57:07 - 2023-02-16 06:46:05 2459952.873 - 2459991.782 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
329633 2023-02-16 06:46:05 2459991.782 18.51 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
329632 2023-01-08 08:57:07 2459952.873 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
170994 2023-02-17 14:37:33 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 12:06:29.000 -28:34:55.06 2023-02-16 06:46:04.800 18.51 G-Gaia PSN Gaia23asz GaiaAlerts Confirmed SN IIb N
170331 2023-02-01 17:28:23 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 12:06:28.962 -28:34:55.16 2023-02-01 00:15:52.992 19.431 cyan-ATLAS PSN ATLAS23bps ATLAS 2023TNSTR.255....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
14401 2023-02-09 15:27:43 ePESSTOplus_Bot1 Kim Phan, Cristina Jiménez-Palau, Tomás Müller, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN IIb 0.03 1 ePESSTO+ 2023TNSCR.321....1P
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
14475 2023-02-09 05:34:45 ESO-NTT / EFOSC2-NTT 600 Kim Phan, Cristina Jiménez-Palau Tomás Müller ePESSTO+ tns_2023bec_2023-02-09_05-34-45_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2023bec_2023-02-09_05-34-45_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Fri, 02/17/2023 - 14:30

Object coordinates updated

Object coordinates updated according to AT-report 170994 of Group GaiaAlerts
Previous RA, DEC: 12:06:28.962, -28:34:55.16 (181.620675, -28.5819875)
Updated RA, DEC: 12:06:29.000, -28:34:55.06 (181.620833, -28.581961)