RA/DEC (2000)
17:55:29.611 +43:49:32.52
268.87337738 +43.8256987625
Type
SN Ia
Redshift
0.0742
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-09-03 03:45:29.998
TNS AT
Y
Public
Y
Discovery Mag
20.2698
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025xbl - 2025-09-17 05:48:19 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

 ▌GOTO-N_GOTO-2_L
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌PS1_GPC1_i
   
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
22091 2025-09-17 05:48:19 P60 / SEDM 2700 SEDmRobot ZTF tns_2025xbl_2025-09-17_05-48-18.950922_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-09-06 00:25:09 - 2025-09-06 00:25:09 2460924.517465 - 2460924.517465 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
517950 2025-09-06 00:25:09 2460924.517465 19.18 0.18 ABMag L-GOTO GOTO-N_GOTO-2 360
L-GOTO GOTO-N_GOTO-1 2025-09-05 22:58:38 - 2025-09-05 22:58:38 2460924.457375 - 2460924.457375 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
517949 2025-09-05 22:58:38 2460924.457375 19.4 ABMag L-GOTO GOTO-N_GOTO-1 360 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-01 04:49:22 - 2025-09-05 05:49:39 2460919.7009491 - 2460923.7428125 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
517046 2025-09-05 05:49:39 2460923.7428125 19.7248 0.280076 19.553 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
516076 2025-09-03 03:45:30 2460921.6565972 20.2698 0.154953 ABMag r-ZTF P48_ZTF-Cam
517045 2025-09-03 03:45:30 2460921.6565972 20.1989 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
516075 2025-09-01 04:49:22 2460919.7009491 20.8511 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-09-07 05:48:34 - 2025-09-07 05:48:34 2460925.7420602 - 2460925.7420602 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516077 2025-09-07 05:48:34 2460925.7420602 19.006 0.188096 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-09-10 08:07:05 - 2025-09-11 07:03:14 2460928.83825 - 2460929.79391 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516483 2025-09-11 07:03:14 2460929.79391 18.795 0.144 19.32 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
516482 2025-09-10 08:07:05 2460928.83825 18.92 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
i-P1 PS1_GPC1 2025-09-08 07:40:41 - 2025-09-08 07:40:41 2460926.81992 - 2460926.81992 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546452 2025-09-08 07:40:41 2460926.81992 19.14 0.07 20.7 ABMag i-P1 PS1_GPC1 45 Robot
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
285167 2025-12-31 15:36:11 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 17:55:29.611 +43:49:32.52 2025-09-08 07:40:41.088 19.14 i-P1 PSN PS25lzc Pan-STARRS N
270408 2025-09-17 07:13:50 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 17:55:29.630 +43:49:33.02 2025-09-06 00:25:09.408 19.18 L-GOTO Other GOTO25hbz GOTO N
269996 2025-09-14 18:17:53 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 17:55:29.616 +43:49:32.58 2025-09-05 05:49:39.000 19.7248 r-ZTF PSN ZTF25abpgjdk ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abpgjdk N
269720 2025-09-11 13:26:06 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 17:55:29.636 +43:49:32.43 2025-09-11 07:03:13.824 18.795 orange-ATLAS PSN ATLAS25leg ATLAS N
269502 2025-09-07 19:15:05 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 17:55:29.616 +43:49:32.61 2025-09-03 03:45:29.998 20.2698 r-ZTF PSN ZTF25abpgjdk ZTF 2025TNSTR3605....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22091 2025-09-23 22:09:55 ZTF_Bot1 J. Johansson, A. Mehla, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.0742 1 ZTF 2025TNSCR3834....1J
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
22091 2025-09-17 05:48:19 P60 / SEDM 2700 SEDmRobot ZTF tns_2025xbl_2025-09-17_05-48-18.950922_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Wed, 12/31/2025 - 15:36

Object coordinates updated

Object coordinates updated according to AT-report 285167 of Group Pan-STARRS
Previous RA, DEC: 17:55:29.616, +43:49:32.58 (268.8733980375, +43.825717575)
Updated RA, DEC: 17:55:29.611, +43:49:32.52 (268.87337738, +43.8256987625)

TNS
System

Sun, 09/14/2025 - 18:17

Object coordinates updated

Object coordinates updated according to AT-report 269996 of Group ZTF
Previous RA, DEC: 17:55:29.616, +43:49:32.61 (268.8733994, +43.8257242)
Updated RA, DEC: 17:55:29.616, +43:49:32.58 (268.8733980375, +43.825717575)