RA/DEC (2000)
13:00:43.051 +37:18:36.19
195.179380153 +37.3100519602
Type
SN Ia
Redshift
0.015287
Discovery ReportClassification Report
Related AstroNotes: 2026-66
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-03-12 01:54:59.904
TNS AT
Y
Public
Y
Discovery Mag
18.475
Filter
wide-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_2026fjc - 2026-03-13 04:40:50 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
 ▌WFST_WFST-WFC_r
 ▌WFST_WFST-WFC_g
 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌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
23208 2026-03-13 04:40:50 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026fjc_2026-03-13_04-40-50.025012_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-03-12 01:55:00 - 2026-03-12 01:55:00 2461111.57986 - 2461111.57986 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564202 2026-03-12 01:55:00 2461111.57986 18.475 0.089 19.75 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
r-WFST WFST_WFST-WFC 2026-03-03 17:15:22 - 2026-03-03 17:15:22 2461103.219 - 2461103.219 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
571127 2026-03-03 17:15:22 2461103.219 17.79 ABMag r-WFST WFST_WFST-WFC 30 [Last non detection]
g-WFST WFST_WFST-WFC 2026-03-10 17:02:24 - 2026-03-10 17:02:24 2461110.21 - 2461110.21 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
571128 2026-03-10 17:02:24 2461110.21 19.69 0.08 ABMag g-WFST WFST_WFST-WFC 30
Clear- LAST_LAST-Cam 2024-03-04 00:08:25 - 2026-04-07 20:39:24 2460373.50584 - 2461138.36069 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
573410 2026-04-07 20:39:24 2461138.36069 15.93 ABMag Clear- LAST_LAST-Cam 400
573409 2024-03-04 00:08:25 2460373.50584 21.25 ABMag Clear- LAST_LAST-Cam 3580 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2026-03-10 00:39:49 - 2026-03-12 01:51:29 2461109.527647 - 2461111.577421 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
567556 2026-03-12 01:51:29 2461111.577421 18.35 0.05 ABMag L-GOTO GOTO-N_GOTO-2 180
567555 2026-03-10 00:39:49 2461109.527647 19.9 ABMag L-GOTO GOTO-N_GOTO-2 135 [Last non detection]
w-P1 PS2_GPC2 2026-04-25 06:34:51 - 2026-04-25 06:34:51 2461155.7742 - 2461155.7742 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578690 2026-04-25 06:34:51 2461155.7742 16.44 0.01 22 ABMag w-P1 PS2_GPC2 45 Robot
g-ZTF P48_ZTF-Cam 2026-03-09 10:50:13 - 2026-03-12 08:54:39 2461108.9515394 - 2461111.8712847 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564393 2026-03-12 08:54:39 2461111.8712847 18.4836 0.075254 ABMag g-ZTF P48_ZTF-Cam
564392 2026-03-11 09:49:54 2461110.9096528 19.2148 0.0581085 ABMag g-ZTF P48_ZTF-Cam
564391 2026-03-09 10:50:13 2461108.9515394 19.9027 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-03-10 13:36:29 - 2026-03-10 13:36:29 2461110.067 - 2461110.067 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564201 2026-03-10 13:36:29 2461110.067 19.35 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
301871 2026-04-28 13:59:46 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 13:00:43.051 +37:18:36.19 2026-04-25 06:34:50.880 16.44 w-P1 PSN PS26bdr Pan-STARRS N
299168 2026-04-08 02:10:15 LAST_Bot1 R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS) et al. LAST LAST 13:00:43.121 +37:18:35.77 2026-04-07 20:39:23.616 15.93 Clear- PSN LAST N
297872 2026-03-29 12:11:43 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 13:00:43.060 +37:18:36.07 2026-03-10 17:02:24.000 19.69 g-WFST PSN WFST260310bkxqt WFST N
295959 2026-03-20 10:01:48 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 13:00:43.090 +37:18:36.51 2026-03-12 01:51:29.088 18.35 L-GOTO Other GOTO26ceh GOTO N
294345 2026-03-13 05:53:50 Fritz Jesper Sollerman (SU), Theophile Du Laz (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 13:00:43.060 +37:18:36.19 2026-03-11 09:49:54.001 19.2148 g-ZTF PSN ZTF26aakqkpn ZTF N
294267 2026-03-12 09:07:42 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 13:00:43.075 +37:18:36.07 2026-03-12 01:54:59.904 18.475 wide-ATLAS PSN ATLAS26cwi ATLAS 2026TNSTR1025....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
23207 2026-03-13 05:54:39 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.015287 1 ZTF 2026TNSCR1066....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
23208 2026-03-13 04:40:50 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026fjc_2026-03-13_04-40-50.025012_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Tue, 04/28/2026 - 13:59

Object coordinates updated

Object coordinates updated according to AT-report 301871 of Group Pan-STARRS
Previous RA, DEC: 13:00:43.060, +37:18:36.19 (195.1794184, +37.3100528)
Updated RA, DEC: 13:00:43.051, +37:18:36.19 (195.179380153, +37.3100519602)

TNS
System

Fri, 03/13/2026 - 05:53

Object coordinates updated

Object coordinates updated according to AT-report 294345 of Group ZTF
Previous RA, DEC: 13:00:43.075, +37:18:36.07 (195.1794775, +37.31002)
Updated RA, DEC: 13:00:43.060, +37:18:36.19 (195.1794184, +37.3100528)