RA/DEC (2000)
20:25:43.596 -19:44:00.60
306.431648727 -19.7334999259
Type
SN Ia-CSM
Redshift
0.15
Related AstroNotes: 2025-152
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-05-16 10:25:55.004
TNS AT
Y
Public
Y
Discovery Mag
19.889
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF

Spectra

 SN_2025kxz - 2025-05-22 09:23:02 ESO-NTT / EFOSC2-NTT (ePESSTO+)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_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
21110 2025-05-22 09:23:02 ESO-NTT / EFOSC2-NTT 1500 Stefano Pio Cosentino, Callum Francis Aster Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Cheng-Han Lai ePESSTO+ tns_2025kxz_2025-05-22_09-23-02_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025kxz_2025-05-22_09-23-02_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-05-16 10:25:55 - 2025-05-21 10:02:38 2460811.9346644 - 2460816.9184954 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489455 2025-05-21 10:02:38 2460816.9184954 19.5599 0.141767 ABMag r-ZTF P48_ZTF-Cam
489454 2025-05-16 10:25:55 2460811.9346644 19.889 0.296598 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-05-11 11:02:57 - 2025-05-11 11:02:57 2460806.9603819 - 2460806.9603819 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489453 2025-05-11 11:02:57 2460806.9603819 16.8863 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
w-P1 PS1_GPC1 2025-05-25 13:37:06 - 2025-05-25 13:37:06 2460821.06743 - 2460821.06743 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
492581 2025-05-25 13:37:06 2460821.06743 19.81 0.05 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
257240 2025-05-29 14:55:04 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 20:25:43.596 -19:44:00.60 2025-05-25 13:37:05.952 19.81 w-P1 PSN PS25czx Pan-STARRS N
255649 2025-05-21 10:41:33 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 20:25:43.605 -19:44:00.62 2025-05-16 10:25:55.004 19.889 r-ZTF PSN ZTF25aarajhz ZTF 2025TNSTR1877....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
21110 2025-05-22 15:32:42 ePESSTOplus_Bot1 Stefano Pio Cosentino, Callum Francis Aster, Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Cheng-Han Lai, Ofer Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia-CSM 0.15 1 ePESSTO+ 2025TNSCR1906....1C
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
21110 2025-05-22 09:23:02 ESO-NTT / EFOSC2-NTT 1500 Stefano Pio Cosentino, Callum Francis Aster Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Cheng-Han Lai ePESSTO+ tns_2025kxz_2025-05-22_09-23-02_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025kxz_2025-05-22_09-23-02_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 257240 of Group Pan-STARRS
Previous RA, DEC: 20:25:43.605, -19:44:00.62 (306.4316894, -19.7335059)
Updated RA, DEC: 20:25:43.596, -19:44:00.60 (306.431648727, -19.7334999259)