RA/DEC (2000)
01:59:44.262 +41:00:35.59
29.9344233 +41.0098861
Type
SN Ia
Redshift
0.051
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-10-27 04:56:34.995
TNS AT
Y
Public
Y
Discovery Mag
18.953
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_2025abuw - 2025-10-31 04:05:00 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
 ▌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
22332 2025-10-31 04:05:00 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abuw_2025-10-31_04-05-00.164081_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-10-21 00:04:21 - 2025-10-31 01:45:16 2460969.503024 - 2460979.573096 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
528319 2025-10-31 01:45:16 2460979.573096 18.58 0.04 ABMag L-GOTO GOTO-N_GOTO-2 360
528318 2025-10-21 00:04:21 2460969.503024 20.1 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-25 06:12:45 - 2025-10-27 04:56:35 2460973.7588542 - 2460975.7059606 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
527441 2025-10-27 04:56:35 2460975.7059606 18.953 0.0903022 ABMag r-ZTF P48_ZTF-Cam
527440 2025-10-25 06:12:45 2460973.7588542 20.4758 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-10-28 08:42:24 - 2025-10-28 08:42:24 2460976.8627778 - 2460976.8627778 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
527442 2025-10-28 08:42:24 2460976.8627778 18.8197 0.069971 ABMag g-ZTF P48_ZTF-Cam
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
275442 2025-11-01 12:00:14 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 01:59:44.254 +41:00:35.61 2025-10-31 01:45:15.840 18.58 L-GOTO Other GOTO25jne GOTO N
275053 2025-10-28 09:56:52 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 01:59:44.262 +41:00:35.59 2025-10-27 04:56:34.995 18.953 r-ZTF PSN ZTF25acakezk ZTF 2025TNSTR4335....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
22332 2025-10-31 04:57:59 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 0.051 1 ZTF 2025TNSCR4390....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
22332 2025-10-31 04:05:00 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abuw_2025-10-31_04-05-00.164081_P60_SEDM_ZTF.ascii Object

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