RA/DEC (2000)
06:44:18.840 -36:53:57.48
101.0785 -36.8993
Type
SN Ia
Redshift
0.03
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2023-11-21 23:37:01.056
TNS AT
Y
Public
Y
Discovery Mag
18.924
Filter
orange-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, H. Stevance, S. Ramaiya, J. Gillanders (Oxford)

Spectra

 SN_2023yhh - 2023-11-25 00:00:00 UH88 / SNIFS (SCAT)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

 GOTO-S_GOTO-4_L
 ATLAS-CHL_ATLAS-04_orange
 ATLAS-STH_ATLAS-03_orange
 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
16187 2023-11-25 00:00:00 UH88 / SNIFS 1800 Hoogendam Hoogendam SCAT tns_2023yhh_2023-11-25_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2023-11-18 15:03:55 - 2023-12-03 13:29:05 2460267.127718 - 2460282.061857 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
379342 2023-12-03 13:29:05 2460282.061857 17.71 0.02 ABMag L-GOTO GOTO-S_GOTO-4 180
379341 2023-11-18 15:03:55 2460267.127718 19.5 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2023-11-20 05:39:14 - 2023-11-20 05:39:14 2460268.73558 - 2460268.73558 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
376049 2023-11-20 05:39:14 2460268.73558 19.41 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2023-11-21 23:37:01 - 2023-11-21 23:37:01 2460270.48404 - 2460270.48404 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
376050 2023-11-21 23:37:01 2460270.48404 18.924 0.142 19.37 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
G-Gaia Gaia_Gaia-photometric 2023-10-26 11:48:29 - 2023-11-25 03:50:24 2460243.992 - 2460273.66 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
376406 2023-11-25 03:50:24 2460273.66 18.15 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
376405 2023-10-26 11:48:29 2460243.992 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
196198 2023-12-13 10:25:47 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 06:44:18.845 -36:53:57.61 2023-12-03 13:29:04.704 17.71 L-GOTO Other GOTO23bnw GOTO N
194671 2023-11-27 11:29:41 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 06:44:18.840 -36:53:57.48 2023-11-25 03:50:24.000 18.15 G-Gaia PSN Gaia23djk GaiaAlerts Confirmed SN Ia N
194397 2023-11-23 10:49:00 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 06:44:18.848 -36:53:57.78 2023-11-21 23:37:01.056 18.924 orange-ATLAS PSN ATLAS23wbx ATLAS 2023TNSTR3052....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
16101 2023-11-25 12:45:58 Willem Hoogendam Willem Hoogendam on behalf of SCAT SCAT SN Ia 0.03 1 SCAT SNID matches to z~0.03 SN Ia near peak brightness. Potentially a 1991bg-like SN based on SNID match. 2023TNSCR3070....1H
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
16187 2023-11-25 00:00:00 UH88 / SNIFS 1800 Hoogendam Hoogendam SCAT tns_2023yhh_2023-11-25_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 194671 of Group GaiaAlerts
Previous RA, DEC: 06:44:18.848, -36:53:57.78 (101.078532, -36.899384)
Updated RA, DEC: 06:44:18.840, -36:53:57.48 (101.0785, -36.8993)