RA/DEC (2000)
14:34:04.798 +14:22:32.80
218.51999318 +14.375776935
Type
SN Ia
Redshift
0.149
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-05-10 07:39:24.001
TNS AT
Y
Public
Y
Discovery Mag
20.9565
Filter
g-ZTF
Reporter/s
Yogesh Wagh (LJMU), K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech), Mansi Kasliwal (Caltech), Theophile du Laz (Caltech), Thomas Culino (Caltech), Joahan Castaneda Jaimes (CIT, IPAC), Michael Coughlin (UMN), Antoine Le Calloch (UMN) , Pete Bachant (Caltech) on behalf of Z+LIONS
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026mjj - 2026-05-23 00:00:00 Lick-3m / KAST (TRex)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-3_L
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
23865 2026-05-23 00:00:00 Lick-3m / KAST 3660 Natalie LeBaron, Kenneth Lin, Alice Wu Natalie LeBaron TRex tns_2026mjj_2026-05-23_Lick-3m_KAST_TRex.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-05-09 13:04:32 - 2026-05-09 13:04:32 2461170.044805 - 2461170.044805 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583228 2026-05-09 13:04:32 2461170.044805 20.2 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2026-05-23 04:23:00 - 2026-05-23 04:23:00 2461183.68264 - 2461183.68264 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584914 2026-05-23 04:23:00 2461183.68264 19.188 0.155 19.3 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
L-GOTO GOTO-N_GOTO-1 2026-05-17 02:26:17 - 2026-05-17 02:26:17 2461177.601585 - 2461177.601585 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583229 2026-05-17 02:26:17 2461177.601585 19.8 0.16 ABMag L-GOTO GOTO-N_GOTO-1 180
r-ZTF P48_ZTF-Cam 2026-05-09 07:29:45 - 2026-05-10 07:00:31 2461169.8123264 - 2461170.7920255 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583103 2026-05-10 07:00:31 2461170.7920255 20.9901 0.442129 20.6089 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
583102 2026-05-09 07:29:45 2461169.8123264 20.5224 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2026-05-10 07:37:22 - 2026-05-13 08:17:07 2461170.8176157 - 2461173.8452199 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582140 2026-05-13 08:17:07 2461173.8452199 20.3642 0.199856 ABMag g-ZTF P48_ZTF-Cam
582139 2026-05-10 07:39:24 2461170.8190278 20.9565 0.188788 ABMag g-ZTF P48_ZTF-Cam
582138 2026-05-10 07:37:22 2461170.8176157 20.7496 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-05-22 09:40:06 - 2026-05-22 09:40:06 2461182.90285 - 2461182.90285 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584913 2026-05-22 09:40:06 2461182.90285 19.13 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 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
305034 2026-05-23 17:15:06 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 14:34:04.812 +14:22:32.64 2026-05-23 04:23:00.096 19.188 cyan-ATLAS PSN ATLAS26ggx ATLAS N
304068 2026-05-17 09:52:43 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 14:34:04.792 +14:22:32.66 2026-05-17 02:26:16.512 19.8 L-GOTO Other GOTO26ety GOTO N
303989 2026-05-16 18:45:52 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 14:34:04.798 +14:22:32.80 2026-05-10 07:00:31.003 20.9901 r-ZTF PSN ZTF26aawilaz ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aawilaz N
303532 2026-05-13 12:51:16 ZTF_LIONS Yogesh Wagh (LJMU), K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech) et al. ZTF ZTF 14:34:04.793 +14:22:32.81 2026-05-10 07:39:24.001 20.9565 g-ZTF PSN ZTF26aawilaz ZTF 2026TNSTR2088....1W N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23861 2026-05-29 18:47:23 Natalie LeBaron Natalie LeBaron, Kenneth Lin, Alice Wu, Ryan Chornock (UCB) TRex SN Ia 0.149 1 TRex We observed SN2026mjj on 5-23-2026 UT with the Kast spectrograph on the Shane telescope. We classify this transient as a SN Ia using SNID-SAGE (Stoppa & Smartt 2026 arXiv:2603.28741). 2026TNSCR2335....1L
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
23865 2026-05-23 00:00:00 Lick-3m / KAST 3660 Natalie LeBaron, Kenneth Lin, Alice Wu Natalie LeBaron TRex tns_2026mjj_2026-05-23_Lick-3m_KAST_TRex.dat Object

Comments

TNS
System

Sat, 05/16/2026 - 18:45

Object coordinates updated

Object coordinates updated according to AT-report 303989 of Group ZTF
Previous RA, DEC: 14:34:04.793, +14:22:32.81 (218.5199701, +14.3757801)
Updated RA, DEC: 14:34:04.798, +14:22:32.80 (218.51999318, +14.375776935)