RA/DEC (2000)
18:37:16.811 +32:29:18.34
279.32004696667 +32.488427388889
Type
SN Ia
Redshift
0.0745
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-08-27 05:03:36.999
TNS AT
Y
Public
Y
Discovery Mag
19.3481
Filter
r-ZTF
Reporter/s
Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF

Spectra

 SN_2025vqu - 2025-09-05 21:19:58 LT / SPRAT (ZTF)z=
Show H at z=vexp= km/s
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Show O VI at z=vexp= km/s
Show Na at z=vexp= km/s
Show Mg at z=vexp= km/s
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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
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Show Tellurics 
Show Galaxy lines at z=
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   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
 P48_ZTF-Cam_g
   
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
21973 2025-09-05 21:19:58 LT / SPRAT Jacob Wise, Daniel Perley, K-Ryan Hinds, Zoe McGrath Jacob Wise ZTF tns_2025vqu_2025-09-05_21-19-57.788_LT_SPRAT_ZTF.spec Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-07-24 02:25:52 - 2025-08-31 01:43:19 2460880.601302 - 2460918.571748 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
514471 2025-08-31 01:43:19 2460918.571748 18.86 0.05 ABMag L-GOTO GOTO-N_GOTO-2 360
514470 2025-07-24 02:25:52 2460880.601302 19.4 ABMag L-GOTO GOTO-N_GOTO-2 360 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-08-23 07:19:14 - 2025-08-27 05:03:37 2460910.8050231 - 2460914.7108449 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512919 2025-08-27 05:03:37 2460914.7108449 19.3481 0.120209 ABMag r-ZTF P48_ZTF-Cam
515766 2025-08-27 05:03:37 2460914.7108449 19.3481 0.120209 20.826 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
512918 2025-08-23 07:19:14 2460910.8050231 20.2581 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
515765 2025-08-23 07:19:14 2460910.8050231 20.2581 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2025-08-27 06:46:23 - 2025-08-27 06:46:23 2460914.7822106 - 2460914.7822106 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512920 2025-08-27 06:46:23 2460914.7822106 19.4494 0.099322 ABMag g-ZTF P48_ZTF-Cam
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
269376 2025-09-05 18:15:27 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 18:37:16.811 +32:29:18.34 2025-08-27 05:03:36.999 19.3481 r-ZTF PSN ZTF25abmhxft ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abmhxft N
268731 2025-08-31 08:30:10 GOTO_bot M. Pursiainen,G. Ramsay,K. Ackley et al. GOTO GOTO 18:37:16.803 +32:29:18.39 2025-08-31 01:43:19.200 18.86 L-GOTO Other GOTO25goo GOTO N
267921 2025-08-27 20:17:47 Fritz Daniel Perley (LJMU),Christoffer Fremling (Caltech),Theophile du Laz (Caltech) on behalf of ZTF et al. ZTF ZTF 18:37:16.804 +32:29:18.00 2025-08-27 05:03:36.999 19.3481 r-ZTF PSN ZTF25abmhxft ZTF 2025TNSTR3395....1P N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21973 2025-09-06 08:29:34 Jacob Wise Jacob Wise (LJMU), Daniel Perley (LJMU), K-Ryan Hinds (LJMU), Zoe McGrath (LJMU) ZTF SN Ia 0.0745 1 ZTF Spectrum is well-fit to template spectra from previously classified SN Ia-norm events. Redshift of z = 0.0745 ± 0.0005 from faint host H-alpha emission. Classification performed using Next Generation Superfit (NGSF, Goldwasser et al. 2022). 2025TNSCR3596....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
21973 2025-09-05 21:19:58 LT / SPRAT Jacob Wise, Daniel Perley, K-Ryan Hinds, Zoe McGrath Jacob Wise ZTF tns_2025vqu_2025-09-05_21-19-57.788_LT_SPRAT_ZTF.spec Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 269376 of Group ZTF
Previous RA, DEC: 18:37:16.804, +32:29:18.00 (279.3200179, +32.488333)
Updated RA, DEC: 18:37:16.811, +32:29:18.34 (279.32004696667, +32.488427388889)