RA/DEC (2000)
15:38:25.317 +02:50:28.66
234.60548762773 +2.8412938810059
Type
SN Ia
Redshift
0.076221
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2026-05-07 08:51:56.998
TNS AT
Y
Public
Y
Host Name
LEDA 1238879
Host Redshift
0.07622
Discovery Mag
18.7549
Filter
g-ZTF
Reporter/s
A. Munoz-Arancibia, F.E. Bauer, G. Pignata, F. Forster, S. Jurado, A. Mourao, A. Alvarez, F. Andrades, A. Bayo, G. Cabrera-Vives, M. Catelan, P.A. Estevez, S. Eyheramendy, B. Galindo, L. Hernandez-Garcia, H. Larranaga, K. Medina, D. Moreno-Cartagena, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026log - 2026-05-08 09:37:21 P60 / SEDM (ZTF)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-TDO_ATLAS-05_wide
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_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
23668 2026-05-08 09:37:21 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026log_2026-05-08_09-37-20.630214_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-05-09 00:59:37 - 2026-05-09 00:59:37 2461169.5414 - 2461169.5414 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580692 2026-05-09 00:59:37 2461169.5414 18.724 0.079 19.95 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-05-08 06:26:59 - 2026-05-08 06:26:59 2461168.76874 - 2461168.76874 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580691 2026-05-08 06:26:59 2461168.76874 17.68 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-05-01 02:38:30 - 2026-05-06 01:33:17 2461161.610069 - 2461166.564776 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580302 2026-05-06 01:33:17 2461166.564776 19.33 0.18 ABMag L-GOTO GOTO-N_GOTO-1 180
580301 2026-05-01 02:38:30 2461161.610069 18.6 ABMag L-GOTO GOTO-N_GOTO-1 135 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-01 10:16:04 - 2026-05-07 10:24:33 2461161.9278241 - 2461167.9337153 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580097 2026-05-07 10:24:33 2461167.9337153 18.8603 0.148703 19.4337 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
580095 2026-05-01 10:16:04 2461161.9278241 19.2549 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
g-ZTF P48_ZTF-Cam 2026-05-07 08:51:57 - 2026-05-07 08:51:57 2461167.8694097 - 2461167.8694097 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580096 2026-05-07 08:51:57 2461167.8694097 18.7549 0.0885907 19.9157 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
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
302824 2026-05-09 19:15:38 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:38:25.335 +02:50:28.83 2026-05-09 00:59:36.960 18.724 wide-ATLAS PSN ATLAS26fhs ATLAS N
302664 2026-05-08 08:27:36 GOTO_bot M. Pursiainen, K. Ackley, M. Dyer et al. GOTO GOTO 15:38:25.328 +02:50:28.63 2026-05-06 01:33:16.992 19.33 L-GOTO PSN GOTO26eju GOTO N
302571 2026-05-07 13:28:55 ALeRCE A. Munoz-Arancibia, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 15:38:25.317 +02:50:28.66 2026-05-07 08:51:56.998 18.7549 g-ZTF PSN LEDA 1238879 ZTF26aauxkmg ZTF Early SN candidate (g-rise > 0.14+-0.01 mag/day, r-rise > 0.11+-0.01 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF26aauxkmg 2026TNSTR1964....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
23665 2026-05-08 10:36:40 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 0.076221 1 ZTF 2026TNSCR2000....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
23668 2026-05-08 09:37:21 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026log_2026-05-08_09-37-20.630214_P60_SEDM_ZTF.ascii Object

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