RA/DEC (2000)
16:08:13.841 +18:17:50.24
242.0576725125 +18.297288
Type
SN II
Redshift
0.04
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-08-17 04:36:27.996
TNS AT
Y
Public
Y
Host Name
SDSS J160813.84+181750.5
Discovery Mag
19.4264
Filter
g-ZTF
Reporter/s
S. Jurado, F.E. Bauer, F. Forster, G. Pignata, A. Munoz-Arancibia, A. Mourao, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, E. Pizarro, 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_2025ugw - 2025-09-08 04:26:33 P60 / SEDM (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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌GOTO-S_GOTO-4_L
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
21988 2025-09-08 04:26:33 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025ugw_2025-09-08_04-26-33.093443_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-08-14 22:07:41 - 2025-08-14 22:07:41 2460902.422 - 2460902.422 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510365 2025-08-14 22:07:41 2460902.422 19.64 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-S_GOTO-4 2025-09-03 09:22:55 - 2025-09-03 09:22:55 2460921.890908 - 2460921.890908 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516013 2025-09-03 09:22:55 2460921.890908 18.54 0.16 ABMag L-GOTO GOTO-S_GOTO-4 360
L-GOTO GOTO-N_GOTO-1 2025-08-12 22:08:43 - 2025-08-12 22:08:43 2460900.422716 - 2460900.422716 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516012 2025-08-12 22:08:43 2460900.422716 19.3 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-08-17 05:28:39 - 2025-08-17 05:28:39 2460904.7282292 - 2460904.7282292 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
509806 2025-08-17 05:28:39 2460904.7282292 19.2934 0.135378 20.4257 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-08-17 04:36:28 - 2025-08-17 04:36:28 2460904.6919907 - 2460904.6919907 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
509805 2025-08-17 04:36:28 2460904.6919907 19.4264 0.128391 20.3383 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
514924 2025-08-17 04:36:28 2460904.6919907 19.4264 0.128391 20.3383 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-08-18 06:35:30 - 2025-08-18 06:35:30 2460905.77465 - 2460905.77465 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510366 2025-08-18 06:35:30 2460905.77465 19.212 0.086 20.3 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 110 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
269477 2025-09-07 06:50:34 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 16:08:13.835 +18:17:50.32 2025-09-03 09:22:54.624 18.54 L-GOTO Other GOTO25gwj GOTO N
268946 2025-09-01 18:55:32 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 16:08:13.841 +18:17:50.24 2025-08-17 04:36:27.996 19.4264 g-ZTF PSN ZTF25abjeuls ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abjeuls N
266646 2025-08-20 08:58:54 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 16:08:13.839 +18:17:50.52 2025-08-18 06:35:29.760 19.212 orange-ATLAS PSN ATLAS25jsu ATLAS N
266307 2025-08-17 20:02:29 ALeRCE S. Jurado,F.E. Bauer,F. Forster et al. ALeRCE ZTF 16:08:13.843 +18:17:50.28 2025-08-17 04:36:27.996 19.4264 g-ZTF PSN SDSS J160813.84+181750.5 ZTF25abjeuls ZTF SN candidate 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/ZTF25abjeuls 2025TNSTR3238....1J N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21988 2025-09-08 16:34:09 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.04 1 ZTF 2025TNSCR3624....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
21988 2025-09-08 04:26:33 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025ugw_2025-09-08_04-26-33.093443_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 09/01/2025 - 18:55

Object coordinates updated

Object coordinates updated according to AT-report 268946 of Group ZTF
Previous RA, DEC: 16:08:13.843, +18:17:50.28 (242.0576783024, +18.297299868124)
Updated RA, DEC: 16:08:13.841, +18:17:50.24 (242.0576725125, +18.297288)