RA/DEC (2000)
10:19:20.043 +35:39:56.35
154.833512425 +35.6656537785
Type
SN Ia
Redshift
0.057
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-05-07 06:55:53.184
TNS AT
Y
Public
Y
Discovery Mag
18.616
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_2026lok - 2026-05-14 04:53:03 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-N_GOTO-2_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌PS1_GPC1_w
   
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
23709 2026-05-14 04:53:03 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026lok_2026-05-14_04-53-02.529345_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2026-05-01 20:53:06 - 2026-05-05 21:16:22 2461162.370214 - 2461166.386374 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
581299 2026-05-05 21:16:22 2461166.386374 19.27 0.11 ABMag L-GOTO GOTO-N_GOTO-2 180
581298 2026-05-01 20:53:06 2461162.370214 19.3 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-08 03:56:51 - 2026-05-13 04:54:27 2461168.6644792 - 2461173.7044792 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582072 2026-05-13 04:54:27 2461173.7044792 17.9401 0.107475 ABMag r-ZTF P48_ZTF-Cam
582070 2026-05-08 03:56:51 2461168.6644792 20.3582 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2026-05-08 04:52:17 - 2026-05-08 04:52:17 2461168.7029745 - 2461168.7029745 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582071 2026-05-08 04:52:17 2461168.7029745 18.4072 0.0954181 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-05-07 06:55:53 - 2026-05-07 06:55:53 2461167.78881 - 2461167.78881 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580119 2026-05-07 06:55:53 2461167.78881 18.616 0.137 19.42 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-05-06 07:31:21 - 2026-05-06 07:31:21 2461166.81344 - 2461166.81344 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580118 2026-05-06 07:31:21 2461166.81344 19.53 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
w-P1 PS1_GPC1 2026-05-25 06:17:57 - 2026-05-25 06:17:57 2461185.76247 - 2461185.76247 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588301 2026-05-25 06:17:57 2461185.76247 17.9 0.02 22 ABMag w-P1 PS1_GPC1 45 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
306752 2026-06-01 22:01:39 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 10:19:20.043 +35:39:56.35 2026-05-25 06:17:57.408 17.9 w-P1 PSN PS26bow Pan-STARRS N
303503 2026-05-13 05:26:02 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 10:19:20.055 +35:39:56.51 2026-05-08 04:52:16.996 18.4072 g-ZTF PSN ZTF26aauzsnk ZTF N
303137 2026-05-11 09:56:51 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 10:19:20.048 +35:39:56.01 2026-05-05 21:16:22.368 19.27 L-GOTO Other GOTO26eod GOTO N
302584 2026-05-07 14:56:09 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 10:19:20.082 +35:39:57.15 2026-05-07 06:55:53.184 18.616 orange-ATLAS PSN ATLAS26ffy ATLAS 2026TNSTR1966....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
23706 2026-05-14 05:50:52 ZTF_Bot1 C. Fremling and J. Purdum on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.057 1 ZTF 2026TNSCR2107....1F
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
23709 2026-05-14 04:53:03 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026lok_2026-05-14_04-53-02.529345_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 06/01/2026 - 22:01

Object coordinates updated

Object coordinates updated according to AT-report 306752 of Group Pan-STARRS
Previous RA, DEC: 10:19:20.055, +35:39:56.51 (154.833561, +35.6656969)
Updated RA, DEC: 10:19:20.043, +35:39:56.35 (154.833512425, +35.6656537785)

TNS
System

Wed, 05/13/2026 - 05:26

Object coordinates updated

Object coordinates updated according to AT-report 303503 of Group ZTF
Previous RA, DEC: 10:19:20.082, +35:39:57.15 (154.833675455, +35.6658754545)
Updated RA, DEC: 10:19:20.055, +35:39:56.51 (154.833561, +35.6656969)