RA/DEC (2000)
12:23:23.922 +12:56:45.49
185.849676414 +12.9459705948
Type
SN Ia
Redshift
0.025349
Discovery ReportClassification Report
Reporting Group
None
Discovering Data Source
None
Discovery Date
2026-05-15 14:50:09.024
TNS AT
Y
Public
Y
Host Name
VPC 282
Host Redshift
0.02535
Discovery Mag
18.32
Filter
Clear-
Reporter/s
Ziyang Mai, Bozhang Shi, Zhiyuan Wan
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026mta - 2026-05-21 05:32:54 P60 / SEDM (ZTF)z=
▌Show H at z=vexp= km/s
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▌Show N II at z=vexp= km/s
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▌Show N V at z=vexp= km/s
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▌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
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▌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
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▌Show Tellurics 
▌Show Galaxy lines at z=
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▌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-TDO_ATLAS-05_wide
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_w
 ▌Other_Other_Clear
   
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
23799 2026-05-21 05:32:54 P60 / SEDM 2160 SEDmRobot jpurdum ZTF tns_2026mta_2026-05-21_05-32-53.742757_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-05-14 22:26:24 - 2026-05-15 22:23:56 2461175.435 - 2461176.43329 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583185 2026-05-15 22:23:56 2461176.43329 17.942 0.058 19.81 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
583184 2026-05-14 22:26:24 2461175.435 18.18 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-05-12 21:32:11 - 2026-05-17 21:27:36 2461173.397353 - 2461178.394166 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588014 2026-05-17 21:27:36 2461178.394166 18.38 0.04 ABMag L-GOTO GOTO-N_GOTO-1 180
588013 2026-05-12 21:32:11 2461173.397353 20 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
i-ZTF P48_ZTF-Cam 2026-05-13 04:24:19 - 2026-05-13 04:24:19 2461173.6835532 - 2461173.6835532 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582987 2026-05-13 04:24:19 2461173.6835532 19.5444 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-13 06:53:26 - 2026-05-13 06:53:26 2461173.7871065 - 2461173.7871065 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582988 2026-05-13 06:53:26 2461173.7871065 19.9747 0.112704 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-05-12 07:53:12 - 2026-05-16 06:33:59 2461172.8286111 - 2461176.7735995 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582989 2026-05-16 06:33:59 2461176.7735995 18.6931 0.0985332 ABMag g-ZTF P48_ZTF-Cam
588285 2026-05-15 06:49:24 2461175.7843056 19.0575 0.117816 20.4753 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
588284 2026-05-12 07:53:12 2461172.8286111 20.2412 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
w-P1 PS1_GPC1 2026-05-21 09:00:18 - 2026-05-21 09:00:18 2461181.87521 - 2461181.87521 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
585117 2026-05-21 09:00:18 2461181.87521 17.35 0.01 22 ABMag w-P1 PS1_GPC1 45 Robot
Clear- Other_Other 2026-05-15 14:50:09 - 2026-05-15 14:50:09 2461176.11816 - 2461176.11816 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582935 2026-05-15 14:50:09 2461176.11816 18.32 VegaMag Clear- Other_Other 120 Observations were made using 0.3-m F/4.5 reflector at Mogu Observatory in Yunnan, China.
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
306733 2026-06-01 18:49:01 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 12:23:23.919 +12:56:45.59 2026-05-15 06:49:24.004 19.0575 g-ZTF PSN ZTF26aawtbkb ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aawtbkb N
306623 2026-05-31 00:04:13 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 12:23:23.955 +12:56:46.16 2026-05-17 21:27:36.288 18.38 L-GOTO Other GOTO26ffk GOTO N
305128 2026-05-24 14:30:32 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 12:23:23.922 +12:56:45.49 2026-05-21 09:00:18.144 17.35 w-P1 PSN PS26blm Pan-STARRS N
304046 2026-05-17 05:54:46 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 12:23:23.978 +12:56:45.89 2026-05-15 22:23:56.256 17.942 wide-ATLAS PSN ATLAS26ftc ATLAS N
303945 2026-05-16 07:44:46 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 12:23:23.917 +12:56:45.69 2026-05-13 06:53:26.001 19.9747 r-ZTF PSN ZTF26aawtbkb ZTF N
303927 2026-05-16 05:18:25 Ziyang Mai Ziyang Mai, Bozhang Shi, Zhiyuan Wan 12:23:23.920 +12:56:45.60 2026-05-15 14:50:09.024 18.32 Clear- PSN VPC 282 Possible SN in VPC 282(=2MASX J12232427+1256479). 2026TNSTR2127....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23795 2026-05-21 14:57:04 ZTF_Bot1 C. Fremling and J. Purdum on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.025349 1 ZTF 2026TNSCR2219....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
23799 2026-05-21 05:32:54 P60 / SEDM 2160 SEDmRobot jpurdum ZTF tns_2026mta_2026-05-21_05-32-53.742757_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sun, 05/24/2026 - 14:30

Object coordinates updated

Object coordinates updated according to AT-report 305128 of Group Pan-STARRS
Previous RA, DEC: 12:23:23.917, +12:56:45.69 (185.8496527, +12.9460252)
Updated RA, DEC: 12:23:23.922, +12:56:45.49 (185.849676414, +12.9459705948)

TNS
System

Sat, 05/16/2026 - 07:44

Object coordinates updated

Object coordinates updated according to AT-report 303945 of Group ZTF
Previous RA, DEC: 12:23:23.920, +12:56:45.60 (185.849667, +12.946)
Updated RA, DEC: 12:23:23.917, +12:56:45.69 (185.8496527, +12.9460252)