RA/DEC (2000)
13:28:05.355 -20:57:48.36
202.0223135 -20.9634342
Type
SN Ia
Redshift
0.023249
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-12-26 15:06:29.664
TNS AT
Y
Public
Y
Discovery Mag
18.926
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_2025aijf - 2026-01-20 10:01:20 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-S_GOTO-3_L
 ▌ATLAS-STH_ATLAS-03_orange
 ▌P48_ZTF-Cam_r
 ▌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
22819 2026-01-20 10:01:20 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025aijf_2026-01-20_10-01-20.220885_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2025-07-18 08:23:47 - 2026-01-07 17:43:17 2460874.849854 - 2461048.238389 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547400 2026-01-07 17:43:17 2461048.238389 17.74 0.09 ABMag L-GOTO GOTO-S_GOTO-3 90
547399 2025-07-18 08:23:47 2460874.849854 19.8 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2025-08-25 18:08:20 - 2025-08-25 18:08:20 2460913.25579 - 2460913.25579 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
542771 2025-08-25 18:08:20 2460913.25579 19.58 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 110 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-12-28 13:29:36 - 2026-01-19 12:01:33 2461038.0622222 - 2461060.0010764 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
551659 2026-01-19 12:01:33 2461060.0010764 18.5001 0.0829474 ABMag r-ZTF P48_ZTF-Cam
551658 2025-12-28 13:29:36 2461038.0622222 18.1593 0.148426 ABMag r-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-12-26 15:06:30 - 2025-12-26 15:06:30 2461036.12951 - 2461036.12951 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
542772 2025-12-26 15:06:30 2461036.12951 18.926 0.144 19.3 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 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
287905 2026-01-19 13:47:34 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 13:28:05.355 -20:57:48.36 2025-12-28 13:29:35.998 18.1593 r-ZTF PSN ZTF25ackykha ZTF N
285938 2026-01-07 21:45:07 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 13:28:05.340 -20:57:47.87 2026-01-07 17:43:16.896 17.74 L-GOTO Other GOTO26ai GOTO N
282394 2025-12-26 17:57:39 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 13:28:05.331 -20:57:48.04 2025-12-26 15:06:29.664 18.926 orange-ATLAS PSN ATLAS25qgj ATLAS 2025TNSTR5168....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
22818 2026-01-20 11:36:42 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.023249 1 ZTF 2026TNSCR.263....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
22819 2026-01-20 10:01:20 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025aijf_2026-01-20_10-01-20.220885_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 01/19/2026 - 13:47

Object coordinates updated

Object coordinates updated according to AT-report 287905 of Group ZTF
Previous RA, DEC: 13:28:05.331, -20:57:48.04 (202.022211667, -20.963345)
Updated RA, DEC: 13:28:05.355, -20:57:48.36 (202.0223135, -20.9634342)