RA/DEC (2000)
09:16:03.430 +18:17:39.90
139.0142934 +18.2944164
Type
SN II
Redshift
0.04
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-12-01 11:28:59.998
TNS AT
Y
Public
Y
Discovery Mag
20.6522
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_2025afva - 2025-12-10 09:48:04 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-1_L
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
22555 2025-12-10 09:48:04 P60 / SEDM 2700 SEDmRobot ZTF tns_2025afva_2025-12-10_09-48-04.262182_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-12-01 03:10:08 - 2025-12-03 06:42:31 2461010.63204 - 2461012.779517 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
536477 2025-12-03 06:42:31 2461012.779517 19.79 0.15 ABMag L-GOTO GOTO-N_GOTO-1 180
536476 2025-12-01 03:10:08 2461010.63204 19.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-12-13 08:42:15 - 2025-12-13 08:42:15 2461022.8626736 - 2461022.8626736 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
539368 2025-12-13 08:42:15 2461022.8626736 18 0.12 18.89 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-12-04 06:05:20 - 2025-12-04 06:05:20 2461013.7537037 - 2461013.7537037 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
539367 2025-12-04 06:05:20 2461013.7537037 18.94 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2025-12-01 09:52:08 - 2025-12-04 11:21:06 2461010.9112037 - 2461013.9729861 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
536141 2025-12-04 11:21:06 2461013.9729861 19.1208 0.164043 ABMag r-ZTF P48_ZTF-Cam
536139 2025-12-01 09:52:08 2461010.9112037 20.3355 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-12-01 11:29:00 - 2025-12-01 11:29:00 2461010.9784722 - 2461010.9784722 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
536140 2025-12-01 11:29:00 2461010.9784722 20.6522 0.157222 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-12-06 13:04:04 - 2025-12-10 13:21:03 2461016.04449 - 2461020.05628 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
537285 2025-12-10 13:21:03 2461020.05628 18.457 0.191 18.92 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
537284 2025-12-06 13:04:04 2461016.04449 18.45 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
280835 2025-12-16 11:04:02 BlackGEM_Bot1 F. Stoppa,H. Tranin,D. Pieterse et al. BlackGEM BlackGEM 09:16:03.423 +18:17:39.89 2025-12-13 08:42:15.000 18 BG-q-BlackGem PSN BGEM J091603.42+181739.9 BlackGEM N
279916 2025-12-10 17:58:40 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 09:16:03.387 +18:17:40.30 2025-12-10 13:21:02.592 18.457 orange-ATLAS PSN ATLAS25pln ATLAS N
279534 2025-12-07 11:01:56 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 09:16:03.376 +18:17:39.68 2025-12-03 06:42:30.528 19.79 L-GOTO Other GOTO25lcu GOTO N
279389 2025-12-05 12:00:51 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 09:16:03.430 +18:17:39.90 2025-12-01 11:28:59.998 20.6522 g-ZTF PSN ZTF25acfwfen ZTF 2025TNSTR4849....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
22554 2025-12-10 23:19:36 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.04 1 ZTF 2025TNSCR4920....1S
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
22555 2025-12-10 09:48:04 P60 / SEDM 2700 SEDmRobot ZTF tns_2025afva_2025-12-10_09-48-04.262182_P60_SEDM_ZTF.ascii Object

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