RA/DEC (2000)
12:20:19.310 -10:26:06.47
185.080458 -10.435131
Type
SN Ia-91T-like
Redshift
0.05
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2023-04-20 03:24:52.128
TNS AT
Y
Public
Y
Discovery Mag
19.19
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), S. J. Smartt (Oxford/QUB), K. W. Smith, S. Srivastav, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's University Belfast), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (TUM/MPA), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson (Oxford)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2023gfx - 2023-05-01 00:38:43 LT / SPRAT (OxQUB)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
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▌Show N II at z=vexp= km/s
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▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
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▌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

 ▌PS2_GPC2_w
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌ATLAS-STH_ATLAS-03_orange
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌ML1_MeerLICHT-Cam_BG-q
 ▌P48_ZTF-Cam_g
 ▌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
14898 2023-05-01 00:38:43 LT / SPRAT 1800 Robotic Auto OxQUB tns_2023gfx_2023-05-01_00-38-43_LT_SPRAT_QUB.txt Object Spectrum was obtained with SPRAT on the Liverpool Telescope and reduced using the integrated quick reduction pipeline.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
w-P1 PS2_GPC2 2023-04-25 07:13:02 - 2023-04-25 07:13:02 2460059.80072 - 2460059.80072 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
340160 2023-04-25 07:13:02 2460059.80072 17.88 0.01 22 ABMag w-P1 PS2_GPC2 45 Robot
cyan-ATLAS ATLAS-CHL_ATLAS-04 2023-04-20 03:24:52 - 2023-04-20 03:24:52 2460054.64227 - 2460054.64227 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
338262 2023-04-20 03:24:52 2460054.64227 19.19 0.155 19.52 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2023-04-18 22:07:57 - 2023-04-18 22:07:57 2460053.42219 - 2460053.42219 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
338261 2023-04-18 22:07:57 2460053.42219 16.25 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2023-06-01 02:00:33 - 2023-06-01 02:00:33 2460096.5837153 - 2460096.5837153 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
587552 2023-06-01 02:00:33 2460096.5837153 18.34 0.06 19.52 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
BG-q-BlackGem ML1_MeerLICHT-Cam 2019-06-24 17:18:48 - 2019-06-24 17:18:48 2458659.2213889 - 2458659.2213889 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
587551 2019-06-24 17:18:48 2458659.2213889 20.89 ABMag BG-q-BlackGem ML1_MeerLICHT-Cam 60 robotic [Last non detection]
g-ZTF P48_ZTF-Cam 2023-04-16 08:09:36 - 2023-04-20 08:58:34 2460050.84 - 2460054.874 5
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
338288 2023-04-20 08:58:34 2460054.874 19.22 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
338287 2023-04-18 06:11:31 2460052.758 20.3 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
339289 2023-04-18 06:11:14 2460052.7578009 20.2984 0.162138 20.4955 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
339288 2023-04-16 08:09:55 2460050.8402199 20.2833 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
338286 2023-04-16 08:09:36 2460050.84 20.28 ABMag g-ZTF P48_ZTF-Cam 30 ZTF [Last non detection]
G-Gaia Gaia_Gaia-photometric 2023-01-04 14:45:36 - 2023-05-18 15:31:41 2459949.115 - 2460083.147 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
357168 2023-05-18 15:31:41 2460083.147 17.95 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
357167 2023-01-04 14:45:36 2459949.115 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
306340 2026-05-27 18:09:43 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 12:20:19.316 -10:26:06.51 2023-06-01 02:00:33.000 18.34 BG-q-BlackGem PSN BGEM J122019.32-102606.5 BlackGEM N
184617 2023-08-14 16:18:28 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 12:20:19.310 -10:26:06.47 2023-05-18 15:31:40.800 17.95 G-Gaia PSN Gaia23bxi GaiaAlerts confirmed SN Ia-91T-like N
176262 2023-04-29 14:36:56 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 12:20:19.307 -10:26:06.36 2023-04-25 07:13:02.208 17.88 w-P1 PSN PS23cih Pan-STARRS N
175830 2023-04-24 18:51:44 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 12:20:19.317 -10:26:06.44 2023-04-18 06:11:13.998 20.2984 g-ZTF PSN ZTF23aaghvsv Fink Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF23aaghvsv N
175369 2023-04-20 21:25:37 ZTF_Bot1 C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration ZTF ZTF 12:20:19.343 -10:26:06.43 2023-04-18 06:11:31.200 20.3 g-ZTF PSN ZTF23aaghvsv ZTF N
175358 2023-04-20 14:45:52 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 12:20:19.327 -10:26:06.44 2023-04-20 03:24:52.128 19.19 cyan-ATLAS PSN ATLAS23iox ATLAS 2023TNSTR.858....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
14824 2023-05-01 18:15:00 Michael Fulton M. Fulton, S. Srivastav, M. Nicholl, K. W. Smith, D. R. Young, T. Moore, J. Weston, S. A. Sim (QUB), S. J. Smartt (Oxford/QUB), L. Shingles (GSI/QUB) OxQUB SN Ia-91T-like 0.05 1 OxQUB Several matches with SN Ia-91T one week before maximum light were obtained using SNID (e.g., SN2005hj at t = -4d). Redshift from the SNID template matching. 2023TNSCR.985....1F
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
14898 2023-05-01 00:38:43 LT / SPRAT 1800 Robotic Auto OxQUB tns_2023gfx_2023-05-01_00-38-43_LT_SPRAT_QUB.txt Object Spectrum was obtained with SPRAT on the Liverpool Telescope and reduced using the integrated quick reduction pipeline.

Comments

TNS
System

Mon, 08/14/2023 - 15:30

Object coordinates updated

Object coordinates updated according to AT-report 184617 of Group GaiaAlerts
Previous RA, DEC: 12:20:19.307, -10:26:06.36 (185.080443786, -10.4350987089)
Updated RA, DEC: 12:20:19.310, -10:26:06.47 (185.080458, -10.435131)

TNS
System

Sat, 04/29/2023 - 14:30

Object coordinates updated

Object coordinates updated according to AT-report 176262 of Group Pan-STARRS
Previous RA, DEC: 12:20:19.317, -10:26:06.44 (185.08048626923, -10.435120984615)
Updated RA, DEC: 12:20:19.307, -10:26:06.36 (185.080443786, -10.4350987089)

TNS
System

Mon, 04/24/2023 - 18:30

Object coordinates updated

Object coordinates updated according to AT-report 175830 of Group ZTF
Previous RA, DEC: 12:20:19.343, -10:26:06.43 (185.0805969, -10.435119)
Updated RA, DEC: 12:20:19.317, -10:26:06.44 (185.08048626923, -10.435120984615)

TNS
System

Thu, 04/20/2023 - 20:30

Object coordinates updated

Object coordinates updated according to AT-report 175369 of Group ZTF
Previous RA, DEC: 12:20:19.327, -10:26:06.44 (185.08053, -10.4351225)
Updated RA, DEC: 12:20:19.343, -10:26:06.43 (185.0805969, -10.435119)