RA/DEC (2000)
00:48:52.289 -14:18:10.68
12.2178695091 -14.3029665922
Type
SN Ia
Redshift
0.032
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-10-19 07:04:18.001
TNS AT
Y
Public
Y
Discovery Mag
20.1221
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_2025abbu - 2025-10-26 06:42:01 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
 ▌GOTO-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌P48_ZTF-Cam_r
 ▌PS1_GPC1_w
   
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
22293 2025-10-26 06:42:01 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abbu_2025-10-26_06-42-01.355015_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-10-22 22:33:06 - 2025-10-22 22:33:06 2460971.43965 - 2460971.43965 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526509 2025-10-22 22:33:06 2460971.43965 18.915 0.088 20.18 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
L-GOTO GOTO-S_GOTO-3 2025-10-17 12:16:18 - 2025-10-20 11:54:47 2460966.01132 - 2460968.996378 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526171 2025-10-20 11:54:47 2460968.996378 19.64 0.16 ABMag L-GOTO GOTO-S_GOTO-3 180
526170 2025-10-17 12:16:18 2460966.01132 20 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-10-21 01:52:10 - 2025-10-21 01:52:10 2460969.57789 - 2460969.57789 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526508 2025-10-21 01:52:10 2460969.57789 19.12 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-19 07:02:56 - 2025-10-21 07:02:31 2460967.7937037 - 2460969.7934144 5
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525361 2025-10-21 07:02:31 2460969.7934144 19.3218 0.147456 ABMag r-ZTF P48_ZTF-Cam
527170 2025-10-21 06:32:09 2460969.7723264 19.3614 0.131011 20.0781 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
525360 2025-10-19 07:04:18 2460967.7946528 20.1221 0.157564 ABMag r-ZTF P48_ZTF-Cam
527169 2025-10-19 07:04:18 2460967.7946528 20.0467 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
525359 2025-10-19 07:02:56 2460967.7937037 20.1687 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
w-P1 PS1_GPC1 2025-12-08 08:50:48 - 2025-12-08 08:50:48 2461017.86861 - 2461017.86861 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
543507 2025-12-08 08:50:48 2461017.86861 19.72 0.09 22 ABMag w-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
282605 2025-12-27 21:33:53 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 00:48:52.289 -14:18:10.68 2025-12-08 08:50:47.904 19.72 w-P1 PSN PS25iua Pan-STARRS N
274926 2025-10-26 19:16:17 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 00:48:52.277 -14:18:10.54 2025-10-21 06:32:09.001 19.3614 r-ZTF PSN ZTF25abyobbm ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abyobbm N
274648 2025-10-24 09:27:31 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 00:48:52.286 -14:18:10.72 2025-10-22 22:33:05.760 18.915 wide-ATLAS PSN ATLAS25ngo ATLAS N
274486 2025-10-23 14:59:27 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 00:48:52.283 -14:18:10.86 2025-10-20 11:54:47.232 19.64 L-GOTO Other GOTO25jaf GOTO N
274137 2025-10-21 07:52:44 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 00:48:52.276 -14:18:10.52 2025-10-19 07:04:18.001 20.1221 r-ZTF PSN ZTF25abyobbm ZTF 2025TNSTR4230....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
22293 2025-10-26 07:36:31 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 0.032 1 ZTF 2025TNSCR4307....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
22293 2025-10-26 06:42:01 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abbu_2025-10-26_06-42-01.355015_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sat, 12/27/2025 - 21:33

Object coordinates updated

Object coordinates updated according to AT-report 282605 of Group Pan-STARRS
Previous RA, DEC: 00:48:52.277, -14:18:10.54 (12.21781981, -14.3029271)
Updated RA, DEC: 00:48:52.289, -14:18:10.68 (12.2178695091, -14.3029665922)

TNS
System

Sun, 10/26/2025 - 19:16

Object coordinates updated

Object coordinates updated according to AT-report 274926 of Group ZTF
Previous RA, DEC: 00:48:52.276, -14:18:10.52 (12.2178185, -14.3029215)
Updated RA, DEC: 00:48:52.277, -14:18:10.54 (12.21781981, -14.3029271)