RA/DEC (2000)
02:27:34.553 +41:58:44.33
36.8939718045 +41.9789818306
Type
SN II
Redshift
0.018853
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-09-26 08:57:30.000
TNS AT
Y
Public
Y
Discovery Mag
19.1785
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_2025yxt - 2025-10-06 00:15:09 LT / SPRAT (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

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_i
 ▌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
22161 2025-10-06 00:15:09 LT / SPRAT Jacob Wise, Daniel Perley, K-Ryan Hinds, Zoe McGrath Jacob Wise ZTF tns_2025yxt_2025-10-06_00-15-09.068_LT_SPRAT_ZTF.spec Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-09-26 08:57:30 - 2025-09-26 08:57:30 2460944.8732639 - 2460944.8732639 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520970 2025-09-26 08:57:30 2460944.8732639 19.1785 0.083983 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-09-24 10:20:47 - 2025-09-30 07:54:00 2460942.9310995 - 2460948.8291667 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520971 2025-09-30 07:54:00 2460948.8291667 19.0489 0.085543 ABMag g-ZTF P48_ZTF-Cam
520969 2025-09-24 10:20:47 2460942.9310995 20.7712 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
i-P1 PS1_GPC1 2025-10-06 11:17:23 - 2025-10-06 11:17:23 2460954.97041 - 2460954.97041 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522560 2025-10-06 11:17:23 2460954.97041 18.75 0.17 20.7 ABMag i-P1 PS1_GPC1 27 Robot
w-P1 PS1_GPC1 2025-10-03 10:37:53 - 2025-10-03 10:37:53 2460951.94297 - 2460951.94297 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522306 2025-10-03 10:37:53 2460951.94297 18.77 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
272631 2025-10-08 13:22:44 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 02:27:34.553 +41:58:44.33 2025-10-06 11:17:23.424 18.75 i-P1 PSN PS25hte Pan-STARRS N
272519 2025-10-05 08:31:16 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 02:27:34.541 +41:58:44.28 2025-10-03 10:37:52.608 18.77 w-P1 PSN PS25hte Pan-STARRS N
271807 2025-09-30 10:04:09 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 02:27:34.541 +41:58:44.17 2025-09-26 08:57:30.000 19.1785 r-ZTF PSN ZTF25abudaqa ZTF 2025TNSTR3934....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
22161 2025-10-06 13:26:02 Jacob Wise Jacob Wise (LJMU), Daniel Perley (LJMU), K-Ryan Hinds (LJMU), Zoe McGrath (LJMU) ZTF SN II 0.018853 1 ZTF Spectrum shows broad H-alpha and H-beta under narrow host lines, indicitive of a SN II. Redshift of z = 0.018853 ± 0.000023 from Theureau et al. (1998). 2025TNSCR4027....1W
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
22161 2025-10-06 00:15:09 LT / SPRAT Jacob Wise, Daniel Perley, K-Ryan Hinds, Zoe McGrath Jacob Wise ZTF tns_2025yxt_2025-10-06_00-15-09.068_LT_SPRAT_ZTF.spec Object

Comments

TNS
System

Wed, 10/08/2025 - 13:22

Object coordinates updated

Object coordinates updated according to AT-report 272631 of Group Pan-STARRS
Previous RA, DEC: 02:27:34.541, +41:58:44.28 (36.893921986, +41.9789669696)
Updated RA, DEC: 02:27:34.553, +41:58:44.33 (36.8939718045, +41.9789818306)

TNS
System

Sun, 10/05/2025 - 08:31

Object coordinates updated

Object coordinates updated according to AT-report 272519 of Group Pan-STARRS
Previous RA, DEC: 02:27:34.541, +41:58:44.17 (36.8939191, +41.9789372)
Updated RA, DEC: 02:27:34.541, +41:58:44.28 (36.893921986, +41.9789669696)