RA/DEC (2000)
18:29:34.020 +64:56:50.10
277.3917492 +64.9472506
Type
SN Ia
Redshift
0.075
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-02-19 05:41:43.584
TNS AT
Y
Public
Y
Discovery Mag
18.31
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_2026enj - 2026-03-07 12:36:28 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
 ▌GOTO-N_GOTO-1_L
 ▌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
23162 2026-03-07 12:36:28 P60 / SEDM 2700 SEDmRobot ZTF tns_2026enj_2026-03-07_12-36-27.875115_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-02-13 06:53:10 - 2026-02-19 05:41:44 2461084.78692 - 2461090.73731 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
561847 2026-02-19 05:41:44 2461090.73731 18.31 0.075 19.7 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
561846 2026-02-13 06:53:10 2461084.78692 18.58 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-11-29 19:32:36 - 2025-11-29 19:32:36 2461009.314312 - 2461009.314312 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564606 2025-11-29 19:32:36 2461009.314312 19.5 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-03-14 04:25:23 - 2026-03-14 04:25:23 2461113.684286 - 2461113.684286 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564607 2026-03-14 04:25:23 2461113.684286 18.62 0.04 ABMag L-GOTO GOTO-N_GOTO-1 360
r-ZTF P48_ZTF-Cam 2026-02-12 13:12:10 - 2026-03-07 11:50:45 2461084.0501157 - 2461106.9935764 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563254 2026-03-07 11:50:45 2461106.9935764 18.3094 0.0858993 ABMag r-ZTF P48_ZTF-Cam
563253 2026-02-12 13:12:10 2461084.0501157 20.1758 0.150895 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-02-12 11:52:57 - 2026-02-12 11:52:57 2461083.9951042 - 2461083.9951042 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563252 2026-02-12 11:52:57 2461083.9951042 19.8109 ABMag g-ZTF P48_ZTF-Cam [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
294438 2026-03-14 09:15:12 GOTO_bot M. Pursiainen, K. Ackley, M. Dyer et al. GOTO GOTO 18:29:34.007 +64:56:50.11 2026-03-14 04:25:22.656 18.62 L-GOTO PSN GOTO26bwy GOTO N
293824 2026-03-07 12:34:04 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 18:29:34.020 +64:56:50.10 2026-02-12 13:12:09.996 20.1758 r-ZTF PSN ZTF26aaizwxs ZTF N
293132 2026-02-26 09:13:33 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 18:29:34.007 +64:56:50.14 2026-02-19 05:41:43.584 18.31 wide-ATLAS PSN ATLAS26cld ATLAS 2026TNSTR.836....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
23161 2026-03-08 21:51:36 ZTF_Bot1 J. Johansson, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.075 1 ZTF 2026TNSCR.972....1J
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
23162 2026-03-07 12:36:28 P60 / SEDM 2700 SEDmRobot ZTF tns_2026enj_2026-03-07_12-36-27.875115_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sat, 03/07/2026 - 12:34

Object coordinates updated

Object coordinates updated according to AT-report 293824 of Group ZTF
Previous RA, DEC: 18:29:34.007, +64:56:50.14 (277.391697143, +64.9472614286)
Updated RA, DEC: 18:29:34.020, +64:56:50.10 (277.3917492, +64.9472506)