RA/DEC (2000)
19:09:04.262 +47:52:47.04
287.267757 +47.8797333
Type
SN Ic-BL
Redshift
0.0972
Discovery ReportClassification Report
Related AstroNotes: 2025-190, 2025-193, 2025-195
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-06-12 10:14:38.000
TNS AT
Y
Public
Y
Host Name
WISEA J190904.33+475245.5
Discovery Mag
19.3343
Filter
g-ZTF
Reporter/s
A. Munoz-Arancibia, F.E. Bauer, G. Pignata, F. Forster, A. Mourao, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, F. Andrades, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ngt - 2025-06-21 10:39:16 Keck1 / LRIS (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

 ▌GOTO-N_GOTO-2_L
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
21372 2025-06-21 10:39:16 Keck1 / LRIS 1200 Brink, Filippenko, Yang, Zheng Perley ZTF tns_2025ngt_2460847.9439380_Keck1_LRIS_ZTF.spec Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-06-13 03:57:31 - 2025-06-13 03:57:31 2460839.664939 - 2460839.664939 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495117 2025-06-13 03:57:31 2460839.664939 18.99 0.2 ABMag L-GOTO GOTO-N_GOTO-2 180
L-GOTO GOTO-N_GOTO-1 2025-06-11 04:10:36 - 2025-06-11 04:10:36 2460837.67403 - 2460837.67403 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495116 2025-06-11 04:10:36 2460837.67403 19.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-12 09:06:22 - 2025-06-12 09:06:22 2460838.8794213 - 2460838.8794213 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494598 2025-06-12 09:06:22 2460838.8794213 19.3774 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-06-12 10:14:38 - 2025-06-12 10:14:38 2460838.9268287 - 2460838.9268287 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494599 2025-06-12 10:14:38 2460838.9268287 19.3343 0.149055 19.6569 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-06-15 11:17:43 - 2025-06-15 11:17:43 2460841.97064 - 2460841.97064 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495370 2025-06-15 11:17:43 2460841.97064 18.555 0.126 19.09 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-06-13 12:06:35 - 2025-06-13 12:06:35 2460840.00457 - 2460840.00457 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495369 2025-06-13 12:06:35 2460840.00457 18.81 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
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
258693 2025-06-16 05:48:25 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 19:09:04.276 +47:52:46.88 2025-06-15 11:17:43.296 18.555 orange-ATLAS PSN ATLAS25gei ATLAS N
258500 2025-06-14 16:09:59 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 19:09:04.301 +47:52:47.01 2025-06-13 03:57:30.816 18.99 L-GOTO Other GOTO25dmn GOTO N
258211 2025-06-12 14:16:55 ALeRCE A. Munoz-Arancibia, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 19:09:04.262 +47:52:47.04 2025-06-12 10:14:38.000 19.3343 g-ZTF PSN WISEA J190904.33+475245.5 ZTF25aaurzyo ZTF Early SN candidate (g-rise > 0.99+-0.07 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaurzyo 2025TNSTR2187....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21372 2025-06-22 15:54:39 Daniel Perley Daniel A. Perley (LJMU), Anna Y. Q. Ho (Cornell), Weikang Zheng (UC Berkeley), Alex Filippenko (UC Berkeley), Thomas Brink (UC Berkeley), Yi Yang (Tsinghua) ZTF SN Ic-BL 0.0972 1 ZTF 2025TNSCR2356....1P
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
21372 2025-06-21 10:39:16 Keck1 / LRIS 1200 Brink, Filippenko, Yang, Zheng Perley ZTF tns_2025ngt_2460847.9439380_Keck1_LRIS_ZTF.spec Object

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