RA/DEC (2000)
16:25:37.489 +10:19:29.20
246.406202281 +10.3247781108
Type
SN Ia
Redshift
0.123
Discovery ReportClassification Report
Related AstroNotes: 2025-268
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-08-01 06:43:48.996
TNS AT
Y
Public
Y
Discovery Mag
19.5437
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_2025tfz - 2025-08-26 01:05:37 ESO-NTT / EFOSC2-NTT (ePESSTO+)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-S_GOTO-4_L
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌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
21866 2025-08-26 01:05:37 ESO-NTT / EFOSC2-NTT 900 C. Gutierrez, R. Sanfeliu, H.-Y. Miao C. Gutierrez ePESSTO+ tns_2025tfz_2025-08-26_01-05-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025tfz_2025-08-26_01-05-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-09-03 08:52:45 - 2025-09-03 08:52:45 2460921.869974 - 2460921.869974 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
515865 2025-09-03 08:52:45 2460921.869974 19.15 0.21 ABMag L-GOTO GOTO-S_GOTO-4 360
L-GOTO GOTO-N_GOTO-2 2025-08-13 21:48:37 - 2025-08-13 21:48:37 2460901.408758 - 2460901.408758 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
515864 2025-08-13 21:48:37 2460901.408758 19 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-07-20 08:23:52 - 2025-07-20 08:23:52 2460876.84991 - 2460876.84991 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507964 2025-07-20 08:23:52 2460876.84991 20.88 0.09 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-07-11 06:15:25 - 2025-08-05 06:26:45 2460867.760706 - 2460892.7685764 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507482 2025-08-05 06:26:45 2460892.7685764 19.6954 0.159306 ABMag r-ZTF P48_ZTF-Cam
507481 2025-08-01 06:43:49 2460888.7804282 19.5437 0.138447 ABMag r-ZTF P48_ZTF-Cam
507480 2025-07-11 06:15:25 2460867.760706 20.2045 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-08-13 07:32:34 - 2025-08-13 07:32:34 2460900.81428 - 2460900.81428 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508519 2025-08-13 07:32:34 2460900.81428 19.05 0.079 20.15 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 110 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-08-09 08:43:12 - 2025-08-09 08:43:12 2460896.86333 - 2460896.86333 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508518 2025-08-09 08:43:12 2460896.86333 18.38 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
269421 2025-09-06 07:59:04 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 16:25:37.498 +10:19:28.99 2025-09-03 08:52:45.408 19.15 L-GOTO Other GOTO25gvy GOTO N
265689 2025-08-13 17:19:48 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 16:25:37.496 +10:19:29.28 2025-08-13 07:32:33.792 19.05 orange-ATLAS PSN ATLAS25jib ATLAS N
265348 2025-08-10 09:18:42 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:25:37.489 +10:19:29.20 2025-07-20 08:23:52.224 20.88 w-P1 PSN PS25gcx Pan-STARRS N
265060 2025-08-05 08:01:20 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 16:25:37.495 +10:19:29.31 2025-08-01 06:43:48.996 19.5437 r-ZTF PSN ZTF25abghcmh ZTF 2025TNSTR3086....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
21866 2025-08-26 19:17:04 ePESSTOplus_Bot1 C. Gutierrez, R. Sanfeliu, H.-Y. Miao, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.123 1 ePESSTO+ 2025TNSCR3382....1G
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
21866 2025-08-26 01:05:37 ESO-NTT / EFOSC2-NTT 900 C. Gutierrez, R. Sanfeliu, H.-Y. Miao C. Gutierrez ePESSTO+ tns_2025tfz_2025-08-26_01-05-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025tfz_2025-08-26_01-05-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Sun, 08/10/2025 - 09:18

Object coordinates updated

Object coordinates updated according to AT-report 265348 of Group Pan-STARRS
Previous RA, DEC: 16:25:37.495, +10:19:29.31 (246.4062294, +10.3248073)
Updated RA, DEC: 16:25:37.489, +10:19:29.20 (246.406202281, +10.3247781108)