RA/DEC (2000)
00:44:35.778 -03:38:02.89
11.1490736128 -3.63413631285
Type
SN Ia
Redshift
0.086
Discovery ReportClassification Report
Reporting Group
LAST
Discovering Data Source
LAST
Discovery Date
2025-09-03 00:16:49.152
TNS AT
Y
Public
Y
Discovery Mag
19.44
Filter
Clear-
Reporter/s
E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS), S. Garrappa (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), O. Yaron (WIS), P. Chen (WIS), A. Krassilchtchikov (WIS), Y. M. Shani (WIS), E. Segre (WIS), A. Gal-Yam (WIS), S. Spitzer (WIS), and K. Rybicki (WIS) on behalf of the LAST Collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025wtk - 2025-09-14 07:24:33 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

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-S_GOTO-3_L
 ▌PS2_GPC2_w
 ▌ATLAS-STH_ATLAS-03_orange
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
22016 2025-09-14 07:24:33 P60 / SEDM 2700 SEDmRobot jpurdum ZTF tns_2025wtk_2025-09-14_07-24-33.450662_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2025-07-27 23:56:08 - 2025-09-03 00:16:49 2460884.49731 - 2460921.51168 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
515287 2025-09-03 00:16:49 2460921.51168 19.44 ABMag Clear- LAST_LAST-Cam 380
515286 2025-07-27 23:56:08 2460884.49731 20.18 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2025-08-31 14:24:38 - 2025-09-01 14:38:27 2460919.100436 - 2460920.110027 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516649 2025-09-01 14:38:27 2460920.110027 19.77 0.19 ABMag L-GOTO GOTO-S_GOTO-3 180
516648 2025-08-31 14:24:38 2460919.100436 19.9 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
w-P1 PS2_GPC2 2025-09-13 10:37:08 - 2025-09-13 10:37:08 2460931.94245 - 2460931.94245 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
544662 2025-09-13 10:37:08 2460931.94245 18.67 0.02 22 ABMag w-P1 PS2_GPC2 45 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2025-09-13 02:21:54 - 2025-09-13 02:21:54 2460931.59854 - 2460931.59854 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
517114 2025-09-13 02:21:54 2460931.59854 18.79 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-05 08:34:07 - 2025-09-05 08:34:07 2460923.8570255 - 2460923.8570255 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
515729 2025-09-05 08:34:07 2460923.8570255 19.2231 0.14932 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-08-27 10:37:35 - 2025-08-30 09:01:43 2460914.9427662 - 2460917.8761921 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
515728 2025-08-30 09:01:43 2460917.8761921 20.5763 0.178719 ABMag g-ZTF P48_ZTF-Cam
515727 2025-08-27 10:37:35 2460914.9427662 20.8928 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-09-14 12:01:46 - 2025-09-14 12:01:46 2460933.00123 - 2460933.00123 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
517115 2025-09-14 12:01:46 2460933.00123 19.029 0.16 19.45 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 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
283544 2025-12-29 15:32:41 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 00:44:35.778 -03:38:02.89 2025-09-13 10:37:07.680 18.67 w-P1 PSN PS25jws Pan-STARRS N
270030 2025-09-14 18:42:21 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 00:44:35.782 -03:38:03.26 2025-09-14 12:01:46.272 19.029 orange-ATLAS PSN ATLAS25lhs ATLAS N
269818 2025-09-13 08:33:08 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 00:44:35.769 -03:38:03.10 2025-09-01 14:38:26.592 19.77 L-GOTO Other GOTO25gyk GOTO N
269358 2025-09-05 09:04:30 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 00:44:35.776 -03:38:02.60 2025-08-30 09:01:42.997 20.5763 g-ZTF PSN ZTF25abnqqtq ZTF N
269155 2025-09-03 04:37:28 LAST_Bot1 E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al. LAST LAST 00:44:35.760 -03:38:02.64 2025-09-03 00:16:49.152 19.44 Clear- PSN LAST 2025TNSTR3537....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22016 2025-09-14 18:33:04 ZTF_Bot1 C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.086 1 ZTF 2025TNSCR3699....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
22016 2025-09-14 07:24:33 P60 / SEDM 2700 SEDmRobot jpurdum ZTF tns_2025wtk_2025-09-14_07-24-33.450662_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 12/29/2025 - 15:32

Object coordinates updated

Object coordinates updated according to AT-report 283544 of Group Pan-STARRS
Previous RA, DEC: 00:44:35.776, -03:38:02.60 (11.1490673, -3.6340568)
Updated RA, DEC: 00:44:35.778, -03:38:02.89 (11.1490736128, -3.63413631285)

TNS
System

Fri, 09/05/2025 - 09:04

Object coordinates updated

Object coordinates updated according to AT-report 269358 of Group ZTF
Previous RA, DEC: 00:44:35.760, -03:38:02.64 (11.149001315428, -3.6340657349357)
Updated RA, DEC: 00:44:35.776, -03:38:02.60 (11.1490673, -3.6340568)