RA/DEC (2000)
14:02:46.407 +24:49:36.22
210.693360923 +24.8267288312
Type
SN IIn
Redshift
0.064
Discovery ReportClassification Report
Related AstroNotes: 2026-118
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-01-28 11:41:00.003
TNS AT
Y
Public
Y
Discovery Mag
19.0228
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026bti - 2026-04-03 11:33:03 P200 / NGPS (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
 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_i
 ▌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
23450 2026-04-03 11:33:03 P200 / NGPS Sam Rose Sam Rose ZTF tns_2026bti_2026-04-03_11-33-03_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-30 02:49:38 - 2026-01-30 02:49:38 2461070.6178 - 2461070.6178 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554910 2026-01-30 02:49:38 2461070.6178 18.561 0.114 19.1 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
r-WFST WFST_WFST-WFC 2026-02-03 19:49:26 - 2026-02-03 19:49:26 2461075.326 - 2461075.326 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
568260 2026-02-03 19:49:26 2461075.326 18.21 0.02 ABMag r-WFST WFST_WFST-WFC 30
Clear- LAST_LAST-Cam 2024-03-07 00:45:34 - 2026-05-07 18:47:12 2460376.53164 - 2461168.28278 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580220 2026-05-07 18:47:12 2461168.28278 18.88 ABMag Clear- LAST_LAST-Cam 400
580219 2024-03-07 00:45:34 2460376.53164 21.3 ABMag Clear- LAST_LAST-Cam 3580 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2026-01-26 04:37:38 - 2026-01-29 05:00:01 2461066.692803 - 2461069.708349 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
557027 2026-01-29 05:00:01 2461069.708349 19.13 0.08 ABMag L-GOTO GOTO-N_GOTO-2 180
557026 2026-01-26 04:37:38 2461066.692803 20.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
i-P1 PS2_GPC2 2026-01-29 13:45:29 - 2026-02-01 14:54:27 2461070.07325 - 2461073.12115 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555633 2026-02-01 14:54:27 2461073.12115 18.43 0.07 20.7 ABMag i-P1 PS2_GPC2 27 Robot
555168 2026-01-29 13:45:29 2461070.07325 19.1 0.07 20.7 ABMag i-P1 PS2_GPC2 45 Robot
g-ZTF P48_ZTF-Cam 2026-01-25 12:45:11 - 2026-01-30 13:20:31 2461066.0313773 - 2461071.0559144 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554817 2026-01-30 13:20:31 2461071.0559144 18.7393 0.10394 ABMag g-ZTF P48_ZTF-Cam
554816 2026-01-28 11:41:00 2461068.9868056 19.0228 0.0598346 ABMag g-ZTF P48_ZTF-Cam
554815 2026-01-25 12:45:11 2461066.0313773 20.84 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-01-29 13:09:16 - 2026-01-29 13:09:16 2461070.0481 - 2461070.0481 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554909 2026-01-29 13:09:16 2461070.0481 19.06 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
302631 2026-05-08 04:25:38 LAST_Bot1 E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al. LAST LAST 14:02:46.370 +24:49:36.70 2026-05-07 18:47:12.192 18.88 Clear- PSN LAST N
296411 2026-03-20 10:34:52 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 14:02:46.400 +24:49:36.25 2026-02-03 19:49:26.400 18.21 r-WFST PSN WFST260203blqif WFST N
290576 2026-02-09 11:22:10 GOTO_bot B. Godson, J. Lyman, K. Ackley et al. GOTO GOTO 14:02:46.409 +24:49:36.29 2026-01-29 05:00:01.440 19.13 L-GOTO Other GOTO26apk GOTO N
289868 2026-02-03 17:30:24 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 14:02:46.407 +24:49:36.22 2026-02-01 14:54:27.360 18.43 i-P1 PSN PS26pa Pan-STARRS N
289636 2026-02-01 01:08:42 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 14:02:46.406 +24:49:36.25 2026-01-29 13:45:28.800 19.1 i-P1 PSN PS26pa Pan-STARRS N
289490 2026-01-30 22:26:16 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 14:02:46.438 +24:49:36.19 2026-01-30 02:49:37.920 18.561 wide-ATLAS PSN ATLAS26bgq ATLAS N
289427 2026-01-30 13:55:39 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 14:02:46.421 +24:49:36.27 2026-01-28 11:41:00.003 19.0228 g-ZTF PSN ZTF26aaecuvw ZTF 2026TNSTR.404....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
23448 2026-04-09 20:46:01 ZTF_Bot1 S. Rose, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN IIn 0.064 1 ZTF 2026TNSCR1516....1R
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
23450 2026-04-03 11:33:03 P200 / NGPS Sam Rose Sam Rose ZTF tns_2026bti_2026-04-03_11-33-03_P200_NGPS_ZTF.ascii Object

Comments

TNS
System

Tue, 02/03/2026 - 17:30

Object coordinates updated

Object coordinates updated according to AT-report 289868 of Group Pan-STARRS
Previous RA, DEC: 14:02:46.406, +24:49:36.25 (210.693356982, +24.8267372397)
Updated RA, DEC: 14:02:46.407, +24:49:36.22 (210.693360923, +24.8267288312)

TNS
System

Sun, 02/01/2026 - 01:08

Object coordinates updated

Object coordinates updated according to AT-report 289636 of Group Pan-STARRS
Previous RA, DEC: 14:02:46.421, +24:49:36.27 (210.6934204, +24.8267415)
Updated RA, DEC: 14:02:46.406, +24:49:36.25 (210.693356982, +24.8267372397)