RA/DEC (2000)
21:48:42.779 -13:17:20.88
327.1782466 -13.2891346
Type
TDE
Redshift
0.093
Discovery ReportClassification Report
Related AstroNotes: 2025-223
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-06-26 09:31:55.004
TNS AT
Y
Public
Y
Discovery Mag
20.5046
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌TDE_2025qhf - 2025-07-28 12:46:10 Keck1 / LRIS (ZTF)z=
 ▌TDE_2025qhf - 2025-07-19 00:00:00 UH88 / SNIFS (SCAT)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

 ▌ATLAS-STH_ATLAS-03_orange
 ▌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
21664 2025-07-28 12:46:10 Keck1 / LRIS 300 Wynn Jacobson-Galán Wynn Jacobson-Galán ZTF tns_TDE_2025qhf_2025-07-28_12-46-10_Keck1_LRIS_ZTF.ascii Object
21589 2025-07-19 00:00:00 UH88 / SNIFS C. Angus SCAT tns_2025qhf_2025-07-19_UH88_SNIFS_SCAT.dat Object Feature at 4900-5100A observer frame is a dichroic.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-STH_ATLAS-03 2025-07-16 03:40:02 - 2025-07-16 23:21:20 2460872.6528 - 2460873.47315 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503398 2025-07-16 23:21:20 2460873.47315 19.003 0.182 19.29 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
503397 2025-07-16 03:40:02 2460872.6528 18.94 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-24 10:51:42 - 2025-06-24 10:51:42 2460850.9525694 - 2460850.9525694 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500832 2025-06-24 10:51:42 2460850.9525694 20.1475 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-06-26 09:31:55 - 2025-07-04 10:04:23 2460852.8971644 - 2460860.9197106 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500834 2025-07-04 10:04:23 2460860.9197106 19.6886 0.129571 ABMag g-ZTF P48_ZTF-Cam
500833 2025-06-26 09:31:55 2460852.8971644 20.5046 0.198003 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
262966 2025-07-18 23:52:43 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 21:48:42.760 -13:17:20.79 2025-07-16 23:21:20.160 19.003 orange-ATLAS PSN ATLAS25hwj ATLAS N
261520 2025-07-04 14:42:46 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 21:48:42.779 -13:17:20.88 2025-06-26 09:31:55.004 20.5046 g-ZTF PSN ZTF25aaymnha ZTF 2025TNSTR2563....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
21664 2025-07-28 22:46:24 ZTF_Bot1 R. Stein, A. Mehla, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF TDE 0.093 1 ZTF 2025TNSCR2963....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
21664 2025-07-28 12:46:10 Keck1 / LRIS 300 Wynn Jacobson-Galán Wynn Jacobson-Galán ZTF tns_TDE_2025qhf_2025-07-28_12-46-10_Keck1_LRIS_ZTF.ascii Object
21589 2025-07-21 20:50:17 Charlotte Angus C. Angus (QUB) on behalf of SCAT SCAT TDE-H-He 0.08 1 SCAT Spectrum taken with UH88/SNIFS on 19/07/2025. Spectrum is blue, with broad helium and hydrogen emission features consistent z~0.08. Template matches to other H+He TDEs within the literature. Redshift from best template matches, classification was done using SNID. 2025TNSCR2816....1A
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
21589 2025-07-19 00:00:00 UH88 / SNIFS C. Angus SCAT tns_2025qhf_2025-07-19_UH88_SNIFS_SCAT.dat Object Feature at 4900-5100A observer frame is a dichroic.

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