RA/DEC (2000)
21:30:07.269 +00:24:15.62
322.530287 +0.4043379
Type
SN II
Redshift
0.030226
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-09-20 10:56:50.496
TNS AT
Y
Public
Y
Discovery Mag
20
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025yfq - 2025-10-01 07:30:03 P200 / NGPS (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
 ▌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
22143 2025-10-01 07:30:03 P200 / NGPS K-Ryan Hinds, Nicholas Earley, Maggie Li, Sam Rose Nicholas Earley ZTF tns_2025yfq_2025-10-01_07-30-03_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-09-29 00:12:00 - 2025-09-29 00:12:00 2460947.50833 - 2460947.50833 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520919 2025-09-29 00:12:00 2460947.50833 19.871 0.276 20.09 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
L-GOTO GOTO-S_GOTO-3 2025-09-18 13:36:43 - 2025-09-20 10:56:50 2460937.06717 - 2460938.956138 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519073 2025-09-20 10:56:50 2460938.956138 20 0.21 ABMag L-GOTO GOTO-S_GOTO-3 180
519072 2025-09-18 13:36:43 2460937.06717 20.2 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-09-28 02:46:33 - 2025-09-28 02:46:33 2460946.61566 - 2460946.61566 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520918 2025-09-28 02:46:33 2460946.61566 19.03 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-20 04:40:54 - 2025-09-20 04:40:54 2460938.6950694 - 2460938.6950694 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519263 2025-09-20 04:40:54 2460938.6950694 20.7579 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-09-20 06:26:29 - 2025-09-23 06:37:26 2460938.7683912 - 2460941.7759954 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519265 2025-09-23 06:37:26 2460941.7759954 19.4344 0.149462 ABMag g-ZTF P48_ZTF-Cam
519264 2025-09-20 06:26:29 2460938.7683912 20.5619 0.177074 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
271782 2025-09-30 09:17:54 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 21:30:07.270 +00:24:15.40 2025-09-29 00:11:59.712 19.871 wide-ATLAS PSN ATLAS25mek ATLAS N
270996 2025-09-23 07:33:05 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 21:30:07.269 +00:24:15.62 2025-09-20 06:26:28.999 20.5619 g-ZTF PSN ZTF25absklbq ZTF N
270910 2025-09-21 22:11:04 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 21:30:07.286 +00:24:15.67 2025-09-20 10:56:50.496 20 L-GOTO Other GOTO25hlo GOTO 2025TNSTR3791....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22143 2025-10-02 22:17:10 ZTF_Bot1 S. Rose, K. Das, A. Mehla, C. Fremling (Caltech), M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN II 0.030226 1 ZTF 2025TNSCR3975....1R
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
22143 2025-10-01 07:30:03 P200 / NGPS K-Ryan Hinds, Nicholas Earley, Maggie Li, Sam Rose Nicholas Earley ZTF tns_2025yfq_2025-10-01_07-30-03_P200_NGPS_ZTF.ascii Object

Comments

TNS
System

Tue, 09/23/2025 - 07:33

Object coordinates updated

Object coordinates updated according to AT-report 270996 of Group ZTF
Previous RA, DEC: 21:30:07.286, +00:24:15.67 (322.530359, +0.404352)
Updated RA, DEC: 21:30:07.269, +00:24:15.62 (322.530287, +0.4043379)