RA/DEC (2000)
14:30:15.848 +08:48:02.30
217.566034626 +8.80063986375
Type
SN Ia
Redshift
0.082
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-05-21 06:36:36.996
TNS AT
Y
Public
Y
Discovery Mag
20.7929
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026nkc - 2026-06-05 05:29:04 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

 ▌PS2_GPC2_g
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
23945 2026-06-05 05:29:04 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026nkc_2026-06-05_05-29-04.435213_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-P1 PS2_GPC2 2026-05-24 06:38:37 - 2026-05-24 06:38:37 2461184.77682 - 2461184.77682 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
585527 2026-05-24 06:38:37 2461184.77682 19.48 0.14 21 ABMag g-P1 PS2_GPC2 27 Robot
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-06-04 03:44:57 - 2026-06-04 03:44:57 2461195.65622 - 2461195.65622 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589496 2026-06-04 03:44:57 2461195.65622 16.11 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-05-20 23:34:49 - 2026-05-22 23:25:58 2461181.48251 - 2461183.476363 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584994 2026-05-22 23:25:58 2461183.476363 19.98 0.19 ABMag L-GOTO GOTO-N_GOTO-1 180
584993 2026-05-20 23:34:49 2461181.48251 20.4 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-21 06:36:37 - 2026-05-23 06:38:32 2461181.7754282 - 2461183.7767593 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584749 2026-05-23 06:38:32 2461183.7767593 19.7667 0.152355 ABMag r-ZTF P48_ZTF-Cam
584748 2026-05-21 06:36:37 2461181.7754282 20.7929 0.197746 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-05-20 08:28:42 - 2026-05-22 05:22:06 2461180.8532639 - 2461182.7236806 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588113 2026-05-22 05:22:06 2461182.7236806 20.0896 0.212499 20.1047 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
588112 2026-05-21 08:12:35 2461181.8420718 20.4123 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
584747 2026-05-20 08:28:42 2461180.8532639 20.7317 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-06-05 09:26:02 - 2026-06-05 09:26:02 2461196.89308 - 2461196.89308 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589497 2026-06-05 09:26:02 2461196.89308 18.639 0.156 18.94 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
w-P1 PS1_GPC1 2026-06-06 08:07:15 - 2026-06-06 08:07:15 2461197.83837 - 2461197.83837 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589452 2026-06-06 08:07:15 2461197.83837 18.56 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
307326 2026-06-07 18:24:55 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 14:30:15.853 +08:48:02.31 2026-06-05 09:26:02.112 18.639 orange-ATLAS PSN ATLAS26gur ATLAS N
307302 2026-06-07 16:22:24 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 14:30:15.848 +08:48:02.30 2026-06-06 08:07:15.168 18.56 w-P1 PSN PS26bmm Pan-STARRS N
306663 2026-05-31 18:51:50 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 14:30:15.852 +08:48:02.36 2026-05-22 05:22:06.004 20.0896 g-ZTF PSN ZTF26aaxuzyq ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aaxuzyq N
305328 2026-05-26 16:42:56 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 14:30:15.846 +08:48:02.22 2026-05-24 06:38:37.248 19.48 g-P1 PSN PS26bmm Pan-STARRS N
305072 2026-05-24 08:22:34 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 14:30:15.864 +08:48:02.66 2026-05-22 23:25:57.504 19.98 L-GOTO Other GOTO26fcw GOTO N
304957 2026-05-23 07:30:25 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 14:30:15.837 +08:48:02.24 2026-05-21 06:36:36.996 20.7929 r-ZTF PSN ZTF26aaxuzyq ZTF 2026TNSTR2250....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23941 2026-06-05 06:26:13 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 0.082 1 ZTF
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
23945 2026-06-05 05:29:04 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026nkc_2026-06-05_05-29-04.435213_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sun, 06/07/2026 - 16:22

Object coordinates updated

Object coordinates updated according to AT-report 307302 of Group Pan-STARRS
Previous RA, DEC: 14:30:15.846, +08:48:02.22 (217.566023734, +8.80061545069)
Updated RA, DEC: 14:30:15.848, +08:48:02.30 (217.566034626, +8.80063986375)

TNS
System

Tue, 05/26/2026 - 16:42

Object coordinates updated

Object coordinates updated according to AT-report 305328 of Group Pan-STARRS
Previous RA, DEC: 14:30:15.837, +08:48:02.24 (217.5659856, +8.8006223)
Updated RA, DEC: 14:30:15.846, +08:48:02.22 (217.566023734, +8.80061545069)