RA/DEC (2000)
01:42:16.844 +07:39:30.39
25.5701812618 +7.65844133065
Type
SN Ia
Redshift
0.0647
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-08-18 09:18:05.003
TNS AT
Y
Public
Y
Host Name
SDSS J014216.97+073927.7
Discovery Mag
20.2622
Filter
r-ZTF
Reporter/s
S. Jurado, G. Pignata, F.E. Bauer, F. Forster, A. Munoz-Arancibia, A. Mourao, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, E. Pizarro, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker

Spectra

 SN_2025ums - 2025-08-25 10:05:24 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-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
21949 2025-08-25 10:05:24 P60 / SEDM 2700 SEDmRobot ZTF tns_2025ums_2025-08-25_10-05-23.929733_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-11-27 17:13:15 - 2025-08-27 01:11:19 2460642.21754 - 2460914.54953 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512615 2025-08-27 01:11:19 2460914.54953 18.59 ABMag Clear- LAST_LAST-Cam 400
512614 2024-11-27 17:13:15 2460642.21754 21.58 ABMag Clear- LAST_LAST-Cam 4260 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-08-06 04:18:43 - 2025-08-23 02:48:42 2460893.679671 - 2460910.617147 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512122 2025-08-23 02:48:42 2460910.617147 18.89 0.13 ABMag L-GOTO GOTO-N_GOTO-1 180
512121 2025-08-06 04:18:43 2460893.679671 19.5 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-08-18 09:18:05 - 2025-08-18 09:18:05 2460905.8875579 - 2460905.8875579 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510189 2025-08-18 09:18:05 2460905.8875579 20.2622 0.173186 20.4764 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-08-16 09:39:42 - 2025-08-16 09:39:42 2460903.9025694 - 2460903.9025694 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510188 2025-08-16 09:39:42 2460903.9025694 20.2277 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-08-16 10:54:46 - 2025-08-19 12:05:02 2460903.9547 - 2460907.0035 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510547 2025-08-19 12:05:02 2460907.0035 19.865 0.158 20.25 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 110 Robot
510546 2025-08-16 10:54:46 2460903.9547 19.88 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 110 Robot [Last non detection]
w-P1 PS1_GPC1 2025-08-20 14:04:38 - 2025-08-20 14:04:38 2460908.08655 - 2460908.08655 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
513474 2025-08-20 14:04:38 2460908.08655 19.65 0.03 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
268234 2025-08-28 17:20:06 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 01:42:16.844 +07:39:30.39 2025-08-20 14:04:37.920 19.65 w-P1 PSN PS25hcs Pan-STARRS N
267792 2025-08-27 04:39:49 LAST_Bot1 E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al. LAST LAST 01:42:16.816 +07:39:30.19 2025-08-27 01:11:19.392 18.59 Clear- PSN LAST N
267567 2025-08-24 21:29:40 GOTO_bot A. Kumar, D. O'Neill, K. Ackley et al. GOTO GOTO 01:42:16.822 +07:39:30.28 2025-08-23 02:48:41.760 18.89 L-GOTO Other GOTO25ggd GOTO N
266737 2025-08-20 13:14:26 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 01:42:16.862 +07:39:30.26 2025-08-19 12:05:02.400 19.865 orange-ATLAS PSN ATLAS25jwp ATLAS N
266560 2025-08-19 01:34:15 ALeRCE S. Jurado, G. Pignata, F.E. Bauer et al. ALeRCE ZTF 01:42:16.821 +07:39:30.53 2025-08-18 09:18:05.003 20.2622 r-ZTF PSN SDSS J014216.97+073927.7 ZTF25abjqeok ZTF SN candidate classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25abjqeok 2025TNSTR3275....1J N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21949 2025-09-01 23:52:46 ZTF_Bot1 J. Sollerman, K. Das, A. Mehla, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN Ia 0.0647 1 ZTF 2025TNSCR3511....1S
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
21949 2025-08-25 10:05:24 P60 / SEDM 2700 SEDmRobot ZTF tns_2025ums_2025-08-25_10-05-23.929733_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 268234 of Group Pan-STARRS
Previous RA, DEC: 01:42:16.821, +07:39:30.53 (25.5700861, +7.6584807)
Updated RA, DEC: 01:42:16.844, +07:39:30.39 (25.5701812618, +7.65844133065)