RA/DEC (2000)
23:31:40.780 +33:29:47.80
352.9199157 +33.4966122
Type
SN Ia
Redshift
0.066
Discovery ReportClassification Report
Related AstroNotes: 2025-263
Reporting Group
LAST
Discovering Data Source
LAST
Discovery Date
2025-07-24 23:38:05.856
TNS AT
Y
Public
Y
Discovery Mag
19.14
Filter
Clear-
Reporter/s
E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS), S. Garrappa (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), O. Yaron (WIS), P. Chen (WIS), A. Krassilchtchikov (WIS), Y. M. Shani (WIS), E. Segre (WIS), A. Gal-Yam (WIS), S. Spitzer (WIS), and K. Rybicki (WIS) on behalf of the LAST Collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025sbx - 2025-08-15 05:09:30 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

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌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
21786 2025-08-15 05:09:30 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025sbx_2025-08-15_05-09-30.047371_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2025-07-24 21:32:46 - 2025-07-24 23:38:06 2460881.39776 - 2460881.48479 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504772 2025-07-24 23:38:06 2460881.48479 19.14 ABMag Clear- LAST_LAST-Cam 400
504771 2025-07-24 21:32:46 2460881.39776 20.75 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-07-18 04:33:03 - 2025-07-29 01:38:34 2460874.68962 - 2460885.56845 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505810 2025-07-29 01:38:34 2460885.56845 18.35 0.04 ABMag L-GOTO GOTO-N_GOTO-1 360
505809 2025-07-18 04:33:03 2460874.68962 19.1 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-07-26 10:18:18 - 2025-07-26 10:18:18 2460882.929375 - 2460882.929375 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505234 2025-07-26 10:18:18 2460882.929375 18.6791 0.0671168 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-07-19 09:54:22 - 2025-07-19 09:57:05 2460875.9127546 - 2460875.9146412 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505233 2025-07-19 09:57:05 2460875.9146412 20.8587 0.201286 ABMag g-ZTF P48_ZTF-Cam
505232 2025-07-19 09:54:22 2460875.9127546 20.4166 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-07-26 10:25:44 - 2025-07-26 10:25:44 2460882.93454 - 2460882.93454 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505435 2025-07-26 10:25:44 2460882.93454 18.72 0.115 19.47 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-07-24 15:06:41 - 2025-07-24 15:06:41 2460881.12964 - 2460881.12964 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505434 2025-07-24 15:06:41 2460881.12964 18.11 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
264185 2025-07-29 07:15:42 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 23:31:40.784 +33:29:48.03 2025-07-29 01:38:34.080 18.35 L-GOTO Other GOTO25fmv GOTO N
263978 2025-07-27 10:30:06 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 23:31:40.815 +33:29:47.93 2025-07-26 10:25:44.256 18.72 orange-ATLAS PSN ATLAS25iho ATLAS N
263879 2025-07-26 14:22:10 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 23:31:40.780 +33:29:47.80 2025-07-19 09:57:04.999 20.8587 g-ZTF PSN ZTF25abcgeot ZTF N
263654 2025-07-25 08:30:09 LAST_Bot1 E. O. Ofek (WIS),R. Konno (WIS),E. A. Zimmerman (WIS) et al. LAST LAST 23:31:40.736 +33:29:47.65 2025-07-24 23:38:05.856 19.14 Clear- PSN LAST 2025TNSTR2891....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21786 2025-08-15 06:48:19 ZTF_Bot1 C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.066 1 ZTF 2025TNSCR3219....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
21786 2025-08-15 05:09:30 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025sbx_2025-08-15_05-09-30.047371_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sat, 07/26/2025 - 14:22

Object coordinates updated

Object coordinates updated according to AT-report 263879 of Group ZTF
Previous RA, DEC: 23:31:40.736, +33:29:47.65 (352.9197320998, +33.496568480146)
Updated RA, DEC: 23:31:40.780, +33:29:47.80 (352.9199157, +33.4966122)