RA/DEC (2000)
19:31:06.001 +54:06:03.49
292.775003884 +54.1009697308
Type
SN II
Redshift
0.012839
Discovery ReportClassification Report
Related AstroNotes: 2025-209
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-07-11 06:37:58.998
TNS AT
Y
Public
Y
Discovery Mag
17.8705
Filter
r-ZTF
Reporter/s
Nabeel Rehemtulla (CIERA, NU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025qtt - 2025-07-11 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-TDO_ATLAS-05_wide
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌Other_Other_Clear
   
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
21511 2025-07-11 00:00:00 UH88 / SNIFS 1800 Hoogendam Hoogendam SCAT tns_2025qtt_2025-07-11_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-07-11 00:24:44 - 2025-07-11 00:24:44 2460867.51718 - 2460867.51718 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502482 2025-07-11 00:24:44 2460867.51718 18.313 0.166 18.22 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
L-GOTO GOTO-N_GOTO-2 2025-06-28 00:55:20 - 2025-07-13 01:01:34 2460854.538434 - 2460869.542745 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502268 2025-07-13 01:01:34 2460869.542745 17.02 0.03 ABMag L-GOTO GOTO-N_GOTO-2 180
502267 2025-06-28 00:55:20 2460854.538434 19.6 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-07-28 08:03:42 - 2025-07-28 08:03:42 2460884.8359 - 2460884.8359 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
506748 2025-07-28 08:03:42 2460884.8359 16.89 0.01 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-07-09 06:41:08 - 2025-07-11 06:37:59 2460865.7785648 - 2460867.7763773 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501866 2025-07-11 06:37:59 2460867.7763773 17.8705 0.0553264 ABMag r-ZTF P48_ZTF-Cam
501865 2025-07-09 06:41:08 2460865.7785648 20.5962 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-07-11 08:17:13 - 2025-07-11 08:17:13 2460867.8452894 - 2460867.8452894 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501867 2025-07-11 08:17:13 2460867.8452894 17.6983 0.0634784 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-07-09 10:48:51 - 2025-07-09 10:48:51 2460865.95059 - 2460865.95059 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502481 2025-07-09 10:48:51 2460865.95059 18.94 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
Clear- Other_Other 2025-06-29 22:48:00 - 2025-07-10 22:54:05 2460856.45 - 2460867.4542245 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502807 2025-07-10 22:54:05 2460867.4542245 18.5 19.2 VegaMag Clear- Other_Other 30 0.5m Newtonian telescope + CCD SBIG ST10 camera
502806 2025-06-29 22:48:00 2460856.45 19.5 VegaMag Clear- Other_Other 30 [Last non detection] 0.5m Newtonian telescope + CCD SBIG ST10 camera
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
264634 2025-08-01 22:50:19 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 19:31:06.001 +54:06:03.49 2025-07-28 08:03:41.760 16.89 w-P1 PSN PS25fqq Pan-STARRS N
262663 2025-07-15 21:13:51 Fabrizio Ciabattari F. Ciabattari,S. Donati,E. Mazzoni et al. ISSP ISSP 19:31:06.000 +54:06:03.50 2025-07-10 22:54:05.000 18.5 Clear- PSN UGC11453 ISSP N
262469 2025-07-14 16:37:26 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 19:31:06.015 +54:06:03.66 2025-07-11 00:24:44.352 18.313 wide-ATLAS PSN ATLAS25hoy ATLAS N
262369 2025-07-13 08:01:20 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 19:31:06.028 +54:06:03.48 2025-07-13 01:01:33.600 17.02 L-GOTO Other GOTO25ett GOTO N
262081 2025-07-11 08:57:58 Fritz Nabeel Rehemtulla (CIERA,NU),Christoffer Fremling (Caltech) et al. ZTF ZTF 19:31:06.006 +54:06:03.65 2025-07-11 06:37:58.998 17.8705 r-ZTF PSN ZTF25abawltx ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). 2025TNSTR2654....1R N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21511 2025-07-11 13:59:01 Willem Hoogendam Willem Hoogendam (IfA/Hawaii), on behalf of the SCAT team SCAT SN II 0.012839 1 SCAT Blue continuum with some narrow H features and other flash features. Redshift from NED. 2025TNSCR2656....1H
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
21511 2025-07-11 00:00:00 UH88 / SNIFS 1800 Hoogendam Hoogendam SCAT tns_2025qtt_2025-07-11_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Fri, 08/01/2025 - 22:50

Object coordinates updated

Object coordinates updated according to AT-report 264634 of Group Pan-STARRS
Previous RA, DEC: 19:31:06.006, +54:06:03.65 (292.7750251, +54.101013)
Updated RA, DEC: 19:31:06.001, +54:06:03.49 (292.775003884, +54.1009697308)