2025wsj

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Information

Transient

Name: SN2025wsj
Right ascension: 21h20m07.94s
Declination: -3d54m27.94s
Discovery Date: Aug. 24, 2025, 7:37 a.m.
Classification: SN II
Redshift: 0.029600
MW E(B-V): 0.052

Host

Name: 66574
Right ascension: 21h20m08.16s
Declination: -3d54m29.45s
Redshift: None
Photometric Redshift: 0.030

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	32.98
Transient MWEBV	processed	0.15
Host match	processed	5.94
Host information	processed	0.14
Host MWEBV	processed	0.05
Global aperture construction	processed	0.71
Global aperture photometry	processed	6.54
Validate global photometry	processed	16.7
Global host SED inference	processed	434.96
Local aperture photometry	processed	6.85
Validate local photometry	processed	0.03
Local host SED inference	processed	650.99

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:

Aperture Photometry

Aperture details

RA, DEC (J2000) = 21h20m07.94s, -3d54m27.94s
semi major axis, semi minor axis (arcsec) = 3.37, 3.37
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	111.51	3.8	18.782	0.037	AB
SDSS_g	258.67	4.26	17.868	0.018	AB
DES_g	257.26	0.75	17.874	0.003	AB
PanSTARRS_g	269.0	0.86	17.826	0.003	AB
SDSS_r	329.34	4.94	17.606	0.016	AB
PanSTARRS_r	353.32	1.18	17.530	0.004	AB
DES_r	341.33	1.52	17.567	0.005	AB
SDSS_i	380.31	5.64	17.450	0.016	AB
PanSTARRS_i	376.36	0.96	17.461	0.003	AB
PanSTARRS_z	404.24	2.31	17.383	0.006	AB
SDSS_z	415.94	10.58	17.352	0.028	AB
DES_z	419.28	3.08	17.344	0.008	AB
PanSTARRS_y	408.44	5.45	17.372	0.014	AB

Aperture details

RA, DEC (J2000) = 21h20m07.97s, -3d54m28.98s
semi major axis, semi minor axis (arcsec) = 16.28, 7.21
angle (degrees, anti-clockwise from east) = -98.89

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	136.43	2.54	18.563	0.020	AB
GALEX_NUV	175.26	1.68	18.291	0.010	AB
SDSS_u	342.88	10.01	17.562	0.032	AB
SDSS_g	724.99	7.59	16.749	0.011	AB
DES_g	737.22	1.37	16.731	0.002	AB
PanSTARRS_g	748.8	2.62	16.714	0.004	AB
SDSS_r	921.83	9.32	16.488	0.011	AB
PanSTARRS_r	952.58	3.62	16.453	0.004	AB
DES_r	979.56	2.73	16.422	0.003	AB
SDSS_i	1070.92	11.79	16.326	0.012	AB
PanSTARRS_i	1040.87	2.99	16.357	0.003	AB
PanSTARRS_z	1062.58	7.29	16.334	0.007	AB
SDSS_z	1035.36	30.92	16.362	0.032	AB
DES_z	1149.49	5.59	16.249	0.005	AB
WISE_W1	524.33	24.29	14.402	0.050	Vega
WISE_W2	283.85	34.16	14.428	0.131	Vega
WISE_W3	487.4	128.09	12.006	0.285	Vega
WISE_W4	948.72	750.32	9.837	0.859	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.641	8.879	9.023
{\rm log}_{10}({\rm SFR})	-1.653	-0.627	0.033
{\rm log}_{10}({\rm sSFR})	-10.559	-9.485	-8.760
{\rm stellar\ age}	0.730	4.695	6.937

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.834	-1.505	-0.980
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.924	-1.707	-0.557

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.130	0.334	0.660
\delta	-0.697	-0.339	0.065
\tau_1/\tau_2	0.707	1.123	1.519
Q_{PAH}	0.864	2.215	4.186
U_{min}	3.616	9.764	17.754
{\rm log}_{10}(\gamma_e)\,	-3.117	-1.589	-0.630

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.962	-2.256	-0.994
{\rm log}_{10}(\tau_{AGN})\,	0.891	1.383	1.900

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.118	-1.397	-0.989
0.03-0.10 Gyr	-1.742	-0.496	0.186
0.10-0.33 Gyr	-0.953	-0.301	0.222
0.33-1.10 Gyr	-2.705	-0.975	-0.566
1.10-3.63 Gyr	-3.425	-1.187	-0.792
3.63-12.02 Gyr	-3.872	-1.387	-0.947
12.02-13.36 Gyr	-4.239	-1.426	-0.655

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.975	9.181	9.337
{\rm log}_{10}({\rm SFR})	-0.664	-0.154	0.129
{\rm log}_{10}({\rm sSFR})	-9.862	-9.334	-8.965
{\rm stellar\ age}	2.208	4.592	6.204

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.484	-1.079	-0.730
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.525	0.193	0.398

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.101	0.175	0.299
\delta	-0.690	-0.307	-0.006
\tau_1/\tau_2	0.638	1.021	1.382
Q_{PAH}	0.342	0.956	2.213
U_{min}	3.429	8.588	15.255
{\rm log}_{10}(\gamma_e)\,	-3.215	-2.216	-1.573

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.347	-3.530	-2.747
{\rm log}_{10}(\tau_{AGN})\,	0.962	1.455	1.897

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.312	-0.825	-0.616
0.03-0.10 Gyr	-0.594	-0.023	0.276
0.10-0.33 Gyr	-0.159	0.159	0.392
0.33-1.10 Gyr	-1.125	-0.479	-0.196
1.10-3.63 Gyr	-1.433	-0.762	-0.426
3.63-12.02 Gyr	-1.817	-0.996	-0.650
12.02-13.36 Gyr	-2.000	-1.031	-0.507