RA/DEC (2000)
02:49:04.429 -31:10:13.35
42.2684553624 -31.1703750132
Type
SN IIb
Redshift
0.018
Discovery ReportClassification Report
Related AstroNotes: 2023-248
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2023-09-14 00:17:53.088
TNS AT
Y
Public
Y
Discovery Mag
18.769
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), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, S. Srivastav, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson (Oxford)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2023shg - 2023-09-17 08:19:28 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_orange
 ▌ATLAS-STH_ATLAS-03_cyan
 ▌PS1_GPC1_i
   
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
15656 2023-09-17 08:19:28 ESO-NTT / EFOSC2-NTT 900 R. Byrne, B. Fitzpatrick M. Fraser ePESSTO+ tns_2023shg_2023-09-17_08-19-28_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2023shg_2023-09-17_08-19-28_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-STH_ATLAS-03 2023-09-02 00:08:38 - 2023-09-02 00:08:38 2460189.506 - 2460189.506 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
363011 2023-09-02 00:08:38 2460189.506 18.39 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
cyan-ATLAS ATLAS-STH_ATLAS-03 2023-09-14 00:17:53 - 2023-09-14 00:17:53 2460201.51242 - 2460201.51242 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
363012 2023-09-14 00:17:53 2460201.51242 18.769 0.139 19.49 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
i-P1 PS1_GPC1 2023-09-26 11:06:51 - 2023-09-26 11:06:51 2460213.96309 - 2460213.96309 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
365841 2023-09-26 11:06:51 2460213.96309 17.75 0.03 20.7 ABMag i-P1 PS1_GPC1 45 Robot
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
189270 2023-09-28 09:06:21 PS1_Bot1 K. C. Chambers,T. de Boer,J. Bulger et al. Pan-STARRS Pan-STARRS 02:49:04.429 -31:10:13.35 2023-09-26 11:06:50.976 17.75 i-P1 PSN PS23iss Pan-STARRS N
187820 2023-09-14 03:14:03 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 02:49:04.407 -31:10:13.48 2023-09-14 00:17:53.088 18.769 cyan-ATLAS PSN ATLAS23ski ATLAS 2023TNSTR2259....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
15572 2023-09-17 19:24:25 ePESSTOplus_Bot1 R. Byrne, B. Fitzpatrick, M. Fraser, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN IIb 0.018 1 Add ePESSTO+ 2023TNSCR2299....1B
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
15656 2023-09-17 08:19:28 ESO-NTT / EFOSC2-NTT 900 R. Byrne, B. Fitzpatrick M. Fraser ePESSTO+ tns_2023shg_2023-09-17_08-19-28_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2023shg_2023-09-17_08-19-28_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Thu, 09/28/2023 - 08:30

Object coordinates updated

Object coordinates updated according to AT-report 189270 of Group Pan-STARRS
Previous RA, DEC: 02:49:04.407, -31:10:13.48 (42.2683644444, -31.1704122222)
Updated RA, DEC: 02:49:04.429, -31:10:13.35 (42.2684553624, -31.1703750132)