2025afst

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Information

Transient

Name: SN2025afst
Right ascension: 9h54m42.17s
Declination: 46d22m21.28s
Discovery Date: Dec. 2, 2025, 9:40 a.m.
Classification: SN II
Redshift: 0.025440
MW E(B-V): 0.015

Host

Name:
Right ascension: 9h54m41.40s
Declination: 46d22m16.86s
Redshift: 0.025440
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.48
Transient MWEBV	processed	0.05
Host match	processed	5.72
Host information	processed	0.05
Host MWEBV	processed	0.05
Global aperture construction	processed	0.64
Global aperture photometry	failed	4.57
Validate global photometry	not processed	14.02
Global host SED inference	not processed	391.49
Local aperture photometry	failed	0.01
Validate local photometry	not processed	0.02
Local host SED inference	not processed	481.57

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) = 9h54m42.17s, 46d22m21.28s
semi major axis, semi minor axis (arcsec) = 3.91, 3.91
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	81.58	3.41	19.121	0.045	AB
SDSS_g	216.6	3.96	18.061	0.020	AB
PanSTARRS_g	220.17	1.04	18.043	0.005	AB
SDSS_r	337.34	5.04	17.580	0.016	AB
PanSTARRS_r	331.06	1.38	17.600	0.005	AB
SDSS_i	412.91	5.85	17.360	0.015	AB
PanSTARRS_i	401.58	0.86	17.391	0.002	AB
PanSTARRS_z	472.08	2.93	17.215	0.007	AB
SDSS_z	504.17	12.54	17.144	0.027	AB
PanSTARRS_y	594.81	6.65	16.964	0.012	AB
2MASS_J	700.72	73.13	15.891	0.113	Vega
2MASS_H	731.88	101.31	15.371	0.150	Vega
2MASS_K	433.63	129.11	15.469	0.323	Vega

Aperture details

RA, DEC (J2000) = 9h54m41.39s, 46d22m17.03s
semi major axis, semi minor axis (arcsec) = 20.63, 14.31
angle (degrees, anti-clockwise from east) = -138.25

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_i	5008.55	3.72	14.651	0.001	AB
WISE_W4	5709.19	977.02	7.889	0.186	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.677	8.963	9.095
{\rm log}_{10}({\rm SFR})	-1.062	-0.536	0.011
{\rm log}_{10}({\rm sSFR})	-10.105	-9.552	-8.696
{\rm stellar\ age}	2.764	6.278	8.009

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.262	-0.486	-0.195
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.343	0.078	0.327

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.201	0.664	1.093
\delta	-0.540	-0.119	0.172
\tau_1/\tau_2	0.774	1.119	1.492
Q_{PAH}	0.334	1.211	2.907
U_{min}	2.832	7.829	14.803
{\rm log}_{10}(\gamma_e)\,	-3.491	-2.220	-1.004

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.040	-1.777	-0.461
{\rm log}_{10}(\tau_{AGN})\,	0.999	1.417	1.816

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.323	-0.924	-0.514
0.03-0.10 Gyr	-1.050	-0.444	0.142
0.10-0.33 Gyr	-1.417	-0.797	-0.286
0.33-1.10 Gyr	-1.842	-1.060	-0.640
1.10-3.64 Gyr	-1.925	-1.076	-0.747
3.64-12.07 Gyr	-2.081	-1.071	-0.810
12.07-13.42 Gyr	-2.176	-1.042	-0.456

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.050	10.102	10.153
{\rm log}_{10}({\rm SFR})	-0.083	0.186	0.466
{\rm log}_{10}({\rm sSFR})	-10.190	-9.946	-9.625
{\rm stellar\ age}	6.626	7.428	8.574

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.450	-0.317	-0.215
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.206	0.045	0.292

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.156	0.242	0.362
\delta	-0.793	-0.540	-0.304
\tau_1/\tau_2	0.633	0.973	1.305
Q_{PAH}	0.339	0.884	1.694
U_{min}	2.960	7.418	13.623
{\rm log}_{10}(\gamma_e)\,	-3.215	-2.280	-1.656

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.500	-3.676	-2.662
{\rm log}_{10}(\tau_{AGN})\,	1.070	1.599	1.959

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.507	-0.231	-0.045
0.03-0.10 Gyr	-0.062	0.295	0.612
0.10-0.33 Gyr	-0.273	0.076	0.314
0.33-1.10 Gyr	-0.457	-0.111	0.130
1.10-3.64 Gyr	-0.379	-0.019	0.214
3.64-12.07 Gyr	0.053	0.220	0.322
12.07-13.42 Gyr	-0.145	0.269	0.726