RA/DEC (2000)
16:12:23.810 +35:10:25.35
243.099207949 +35.1737086321
Type
SN Ia
Redshift
0.0624
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-05-01 09:39:56.002
TNS AT
Y
Public
Y
Host Name
2MASX J16122363+3510294
Host Redshift
0.06241
Discovery Mag
19.9135
Filter
r-ZTF
Reporter/s
A. Munoz-Arancibia, A. Mourao, F.E. Bauer, G. Pignata, F. Forster, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ixf - 2025-05-19 10:17:39 Lick-3m / KAST (UCSC)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
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌PS1_GPC1_i
 ▌PS1_GPC1_r
   
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
21165 2025-05-19 10:17:39 Lick-3m / KAST 1500 Arunachalam UCSC tns_2025ixf_2025-05-19_10-17-39.38_Lick-3m_KAST_UCSC.flm Object Using the reported host redshift, we measure a Si II 6355 velocity of -9500 km/s.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-04-27 01:13:49 - 2025-05-23 00:24:09 2460792.551256 - 2460818.516766 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
490370 2025-05-23 00:24:09 2460818.516766 18.75 0.13 ABMag L-GOTO GOTO-N_GOTO-2 180
490369 2025-04-27 01:13:49 2460792.551256 19.1 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-29 07:44:12 - 2025-05-01 09:39:56 2460794.8223611 - 2460796.9027315 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
485271 2025-05-01 09:39:56 2460796.9027315 19.9135 0.148 20.8993 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
485270 2025-04-29 07:44:12 2460794.8223611 20.586 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-05-04 10:34:54 - 2025-05-04 10:34:54 2460799.9409 - 2460799.9409 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
486610 2025-05-04 10:34:54 2460799.9409 19.118 0.193 19.39 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-05-03 11:20:14 - 2025-05-03 11:20:14 2460798.97238 - 2460798.97238 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
486609 2025-05-03 11:20:14 2460798.97238 19.43 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
i-P1 PS1_GPC1 2025-05-11 12:02:26 - 2025-05-11 12:02:26 2460807.00169 - 2460807.00169 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495291 2025-05-11 12:02:26 2460807.00169 18.87 0.1 20.7 ABMag i-P1 PS1_GPC1 45 Robot
r-P1 PS1_GPC1 2025-05-07 12:48:09 - 2025-05-07 12:48:09 2460803.03344 - 2460803.03344 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487101 2025-05-07 12:48:09 2460803.03344 19.09 0.08 20.6 ABMag r-P1 PS1_GPC1 27 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
258626 2025-06-15 13:19:15 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:12:23.810 +35:10:25.35 2025-05-11 12:02:26.016 18.87 i-P1 PSN PS25clt Pan-STARRS N
256061 2025-05-23 10:39:56 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 16:12:23.782 +35:10:25.82 2025-05-23 00:24:08.928 18.75 L-GOTO Other GOTO25cwo GOTO N
254377 2025-05-07 16:52:17 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 16:12:23.805 +35:10:25.28 2025-05-07 12:48:09.216 19.09 r-P1 PSN PS25clt Pan-STARRS N
253955 2025-05-04 21:17:18 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 16:12:23.819 +35:10:26.37 2025-05-04 10:34:53.760 19.118 orange-ATLAS PSN ATLAS25epl ATLAS N
253278 2025-05-01 12:52:42 ALeRCE A. Munoz-Arancibia,A. Mourao,F.E. Bauer et al. ALeRCE ZTF 16:12:23.814 +35:10:25.52 2025-05-01 09:39:56.002 19.9135 r-ZTF PSN 2MASX J16122363+3510294 ZTF25aapdivq ZTF Early SN candidate (r-rise > 0.32+-0.07 mag/day) 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/ZTF25aapdivq 2025TNSTR1607....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21165 2025-05-27 21:53:07 Prasiddha Arunachalam Prasiddha Arunachalam UCSC SN Ia 0.0624 1 1Add UCSC 2025TNSCR1991....1A
Related files
File Comments Last Modified (UT) Modified By
tns_2025ixf_atrep_21165_UCSC.flm 2025-05-27 21:53:07 Prasiddha Arunachalam
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
21165 2025-05-19 10:17:39 Lick-3m / KAST 1500 Arunachalam UCSC tns_2025ixf_2025-05-19_10-17-39.38_Lick-3m_KAST_UCSC.flm Object Using the reported host redshift, we measure a Si II 6355 velocity of -9500 km/s.

Comments

TNS
System

Sun, 06/15/2025 - 13:19

Object coordinates updated

Object coordinates updated according to AT-report 258626 of Group Pan-STARRS
Previous RA, DEC: 16:12:23.805, +35:10:25.28 (243.099186471, +35.1736901064)
Updated RA, DEC: 16:12:23.810, +35:10:25.35 (243.099207949, +35.1737086321)

TNS
System

Wed, 05/07/2025 - 16:52

Object coordinates updated

Object coordinates updated according to AT-report 254377 of Group Pan-STARRS
Previous RA, DEC: 16:12:23.814, +35:10:25.52 (243.0992263, +35.1737564)
Updated RA, DEC: 16:12:23.805, +35:10:25.28 (243.099186471, +35.1736901064)