RA/DEC (2000)
05:50:46.633 +58:54:53.17
87.6943042 +58.9147691
Type
SN II
Redshift
0.012
Discovery ReportClassification Report
Reporting Group
Tomo-e Gozen
Discovering Data Source
Tomo-e Gozen
Discovery Date
2025-11-18 19:20:38.400
TNS AT
Y
Public
Y
Discovery Mag
17.19
Filter
Clear-
Reporter/s
Taiga Sasaoka (The University of Tokyo), Ryotaro Koshi (The University of Tokyo), Shigeyuki Sako (The University of Tokyo), Nozomu Tominaga (National Astronomical Observatory of Japan), Kenta Taguchi (Kyoto University)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025aedz - 2025-11-27 22:33:00 BL41 / FOSC-E5535 (None)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
 ▌P48_ZTF-Cam_r
 ▌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
22461 2025-11-27 22:33:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025aedz_2025-11-27_22-33-00_BL41_FOSC-E5535_None.dat tns_2025aedz_2025-11-27_22-33-00_BL41_FOSC-E5535_None.fit Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-11-15 01:58:00 - 2025-11-18 00:54:39 2460994.58194 - 2460997.53795 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534532 2025-11-18 00:54:39 2460997.53795 17.47 0.187 20.05 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
534531 2025-11-15 01:58:00 2460994.58194 19.93 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-11-12 00:50:58 - 2025-11-25 23:03:43 2460991.535391 - 2461005.460919 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534892 2025-11-25 23:03:43 2461005.460919 16.77 0.02 ABMag L-GOTO GOTO-N_GOTO-2 135
534891 2025-11-12 00:50:58 2460991.535391 20.4 ABMag L-GOTO GOTO-N_GOTO-2 360 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-11-12 11:17:57 - 2025-11-24 08:50:05 2460991.9707986 - 2461003.8681134 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
533358 2025-11-24 08:50:05 2461003.8681134 16.5964 0.033622 ABMag r-ZTF P48_ZTF-Cam
533357 2025-11-20 09:59:52 2460999.9165741 16.8904 0.035382 ABMag r-ZTF P48_ZTF-Cam
533356 2025-11-12 11:17:57 2460991.9707986 16.8979 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
Clear- Other_Other 2025-11-16 20:24:00 - 2025-11-18 19:20:38 2460996.35 - 2460998.306 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
532439 2025-11-18 19:20:38 2460998.306 17.19 0.09 18.13 ABMag Clear- Other_Other Observation with the Tomo-e Gozen camera on the 1.05 Kiso Schmidt telescope. No filter used (the peak wavelength is 500nm and the wavelength range is 350-900nm).
532438 2025-11-16 20:24:00 2460996.35 17.41 ABMag Clear- Other_Other [Last non detection] Observation with the Tomo-e Gozen camera on the 1.05 Kiso Schmidt telescope. No filter used (the peak wavelength is 500nm and the wavelength range is 350-900nm).
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
278761 2025-11-29 21:17:46 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 05:50:46.620 +58:54:53.27 2025-11-25 23:03:43.488 16.77 L-GOTO Other GOTO25kss GOTO N
278591 2025-11-28 17:28:21 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 05:50:46.615 +58:54:53.18 2025-11-18 00:54:38.880 17.47 wide-ATLAS PSN ATLAS25pbz ATLAS N
278062 2025-11-24 10:28:27 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 05:50:46.633 +58:54:53.17 2025-11-20 09:59:52.002 16.8904 r-ZTF PSN ZTF25acegczg ZTF N
277607 2025-11-18 23:17:38 Taiga Sasaoka Taiga Sasaoka (The University of Tokyo),Ryotaro Koshi (The University of Tokyo),Shigeyuki Sako (The University of Tokyo) et al. Tomo-e Gozen Tomo-e Gozen 05:50:46.686 +58:54:54.07 2025-11-18 19:20:38.400 17.19 Clear- PSN Tomo-e Gozen Observation with the Tomo-e Gozen camera on the 1.05 Kiso Schmidt telescope. No filter used (the peak wavelength is 500nm and the wavelength range is 350-900nm). 2025TNSTR4639....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
22460 2025-11-27 23:47:03 Claudio Balcon Claudio Balcon (Belluno A.O. ISSP) None SN II 0.012 1 GELATO Harutyunyan et al., 2008, A&A, 488, 383 (gelato@tng.iac.es) suggests that this spectrum resembles that of a type II supernova. The redshift has been deduced from the SN spectral fitting 2025TNSCR4740....1B
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
22461 2025-11-27 22:33:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025aedz_2025-11-27_22-33-00_BL41_FOSC-E5535_None.dat tns_2025aedz_2025-11-27_22-33-00_BL41_FOSC-E5535_None.fit Object

Comments

TNS
System

Mon, 11/24/2025 - 10:28

Object coordinates updated

Object coordinates updated according to AT-report 278062 of Group ZTF
Previous RA, DEC: 05:50:46.686, +58:54:54.07 (87.6945235, +58.9150206)
Updated RA, DEC: 05:50:46.633, +58:54:53.17 (87.6943042, +58.9147691)