RA/DEC (2000)
17:32:27.316 +18:08:28.38
263.11381701111 +18.141216444444
Type
SN Ia
Redshift
0.0826
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-09-16 03:43:05.001
TNS AT
Y
Public
Y
Discovery Mag
20.2007
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025yad - 2025-09-24 02:51:42 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
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
22121 2025-09-24 02:51:42 P60 / SEDM 2700 SEDmRobot ZTF tns_2025yad_2025-09-24_02-51-41.613046_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-09-20 21:22:09 - 2025-09-20 21:22:09 2460939.39038 - 2460939.39038 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519165 2025-09-20 21:22:09 2460939.39038 19.27 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-20 03:37:34 - 2025-09-20 03:37:34 2460938.651088 - 2460938.651088 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518617 2025-09-20 03:37:34 2460938.651088 19.4276 0.1549 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-09-14 03:40:44 - 2025-09-16 03:43:05 2460932.653287 - 2460934.654919 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518616 2025-09-16 03:43:05 2460934.654919 20.2007 0.115708 ABMag g-ZTF P48_ZTF-Cam
521942 2025-09-16 03:43:05 2460934.654919 20.2833 0.217975 20.5394 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
518615 2025-09-14 03:40:44 2460932.653287 20.64 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
521941 2025-09-14 03:40:44 2460932.653287 20.64 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-09-22 06:21:30 - 2025-09-22 06:21:30 2460940.76493 - 2460940.76493 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519166 2025-09-22 06:21:30 2460940.76493 18.929 0.166 19.41 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 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
272352 2025-10-02 18:15:26 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 17:32:27.316 +18:08:28.38 2025-09-16 03:43:05.002 20.2833 g-ZTF PSN ZTF25absbohn ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25absbohn N
270949 2025-09-22 11:55:48 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 17:32:27.311 +18:08:29.00 2025-09-22 06:21:29.952 18.929 orange-ATLAS PSN ATLAS25luf ATLAS N
270719 2025-09-20 07:30:53 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 17:32:27.313 +18:08:28.33 2025-09-16 03:43:05.001 20.2007 g-ZTF PSN ZTF25absbohn ZTF 2025TNSTR3783....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
22121 2025-09-29 23:35:54 ZTF_Bot1 J. Johansson, A. Mehla, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.0826 1 ZTF 2025TNSCR3919....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
22121 2025-09-24 02:51:42 P60 / SEDM 2700 SEDmRobot ZTF tns_2025yad_2025-09-24_02-51-41.613046_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Thu, 10/02/2025 - 18:15

Object coordinates updated

Object coordinates updated according to AT-report 272352 of Group ZTF
Previous RA, DEC: 17:32:27.313, +18:08:28.33 (263.1138051, +18.1412026)
Updated RA, DEC: 17:32:27.316, +18:08:28.38 (263.11381701111, +18.141216444444)