RA/DEC (2000)
22:18:53.803 +32:29:37.66
334.7241795 +32.4937941
Type
SN Ia
Redshift
0.08
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-11-27 06:40:33.024
TNS AT
Y
Public
Y
Discovery Mag
19.226
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill, P. J. Broda, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025afaa - 2025-12-10 02:52:16 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
 ▌GOTO-N_GOTO-2_L
 ▌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
22549 2025-12-10 02:52:16 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025afaa_2025-12-10_02-52-15.932720_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-11-24 21:41:05 - 2025-11-24 21:41:05 2461004.40353 - 2461004.40353 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534252 2025-11-24 21:41:05 2461004.40353 18.9 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-10-20 21:58:32 - 2025-12-03 19:48:29 2460969.415653 - 2461013.325328 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535953 2025-12-03 19:48:29 2461013.325328 18.77 0.14 ABMag L-GOTO GOTO-N_GOTO-2 180
535952 2025-10-20 21:58:32 2460969.415653 20.4 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-11-10 01:51:46 - 2025-11-29 02:52:33 2460989.5776157 - 2461008.6198264 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535690 2025-11-29 02:52:33 2461008.6198264 19.0649 0.0989967 ABMag r-ZTF P48_ZTF-Cam
535689 2025-11-10 01:51:46 2460989.5776157 20.5807 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-12-02 04:11:34 - 2025-12-02 04:11:34 2461011.6746991 - 2461011.6746991 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535691 2025-12-02 04:11:34 2461011.6746991 19.0097 0.0994495 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-11-27 06:40:33 - 2025-11-27 06:40:33 2461006.77816 - 2461006.77816 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534253 2025-11-27 06:40:33 2461006.77816 19.226 0.193 19.37 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
279321 2025-12-04 10:45:23 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 22:18:53.779 +32:29:37.44 2025-12-03 19:48:28.512 18.77 L-GOTO Other GOTO25lac GOTO N
279191 2025-12-02 05:45:23 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 22:18:53.803 +32:29:37.66 2025-11-29 02:52:33.000 19.0649 r-ZTF PSN ZTF25acfhaoj ZTF N
278460 2025-11-27 15:42:05 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 22:18:53.778 +32:29:37.75 2025-11-27 06:40:33.024 19.226 orange-ATLAS PSN ATLAS25pab ATLAS 2025TNSTR4732....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22548 2025-12-10 07:31:21 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.08 1 ZTF 2025TNSCR4921....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
22549 2025-12-10 02:52:16 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025afaa_2025-12-10_02-52-15.932720_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Tue, 12/02/2025 - 05:45

Object coordinates updated

Object coordinates updated according to AT-report 279191 of Group ZTF
Previous RA, DEC: 22:18:53.778, +32:29:37.75 (334.724074, +32.49382)
Updated RA, DEC: 22:18:53.803, +32:29:37.66 (334.7241795, +32.4937941)