2026fas results

2026fas results

Information

Transient

Name:	`SN2026fas`
Right ascension:	`7h56m21.62s`
Declination:	`2d27m25.68s`
Discovery Date:	`March 6, 2026, 3:39 a.m.`
Classification:	`SN Ia`
Redshift:	`0.098000`
MW E(B-V):	`0.026`

Host

Name:	`J075621.59+022720.21`
Right ascension:	`7h56m21.59s`
Declination:	`2d27m20.21s`
Redshift:	`None`
Photometric Redshift:	`0.106`

Cutout Download Report

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

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	5.98
Transient MWEBV	processed	0.1
Host match	processed	6.37
Host information	processed	0.12
Host MWEBV	processed	0.06
Global aperture construction	processed	0.64
Global aperture photometry	processed	3.66
Validate global photometry	processed	10.65
Global host SED inference	processed	406.36
Local aperture photometry	processed	3.73
Validate local photometry	processed	0.02
Local host SED inference	processed	498.55

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	7h56m21.62s, 2d27m25.68s
semi major axis, semi minor axis (arcsec):	1.11, 1.11
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_z	7.26	0.88	21.748	0.131	AB
PanSTARRS_y	13.85	2.33	21.047	0.183	AB

Aperture details

RA, DEC (J2000):	7h56m21.63s, 2d27m20.65s
semi major axis, semi minor axis (arcsec):	22.49, 7.38
angle (degrees, anti-clockwise from east):	-111.44

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_g	770.19	3.44	16.684	0.005	AB
PanSTARRS_i	1882.21	4.22	15.713	0.002	AB
PanSTARRS_z	2185.61	10.16	15.551	0.005	AB
PanSTARRS_y	2660.43	27.07	15.338	0.011	AB
2MASS_J	4212.24	316.42	13.944	0.082	Vega
2MASS_H	3424.53	523.96	13.696	0.166	Vega
2MASS_K	3941.54	552.92	13.073	0.152	Vega
WISE_W2	1134.48	39.26	12.924	0.038	Vega
WISE_W4	1527.8	800.91	9.320	0.569	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	7.629	8.309	8.696
{\rm log}_{10}({\rm SFR})	-1.048	-0.658	-0.266
{\rm log}_{10}({\rm sSFR})	-9.642	-8.869	-7.995
{\rm stellar\ age}	0.182	4.807	7.290

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.353	-0.499	0.000
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.805	-0.350	0.158

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.757	1.227	1.771
\delta	-0.271	-0.012	0.221
\tau_1/\tau_2	0.515	0.899	1.338
Q_{PAH}	0.804	2.442	4.770
U_{min}	2.982	8.629	16.086
{\rm log}_{10}(\gamma_e)\,	-3.098	-2.092	-0.787

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.355	-0.879	-0.027
{\rm log}_{10}(\tau_{AGN})\,	1.120	1.520	1.900

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.794	-0.309	0.054
0.03-0.10 Gyr	-2.928	-1.322	-0.516
0.10-0.33 Gyr	-4.353	-1.912	-1.073
0.33-1.06 Gyr	-5.077	-2.151	-1.312
1.06-3.45 Gyr	-5.395	-2.067	-1.294
3.45-11.23 Gyr	-5.384	-1.998	-1.213
11.23-12.48 Gyr	-5.646	-1.991	-1.002

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.812	10.903	11.001
{\rm log}_{10}({\rm SFR})	0.147	0.564	0.934
{\rm log}_{10}({\rm sSFR})	-10.761	-10.332	-9.980
{\rm stellar\ age}	4.440	6.304	7.740

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.522	-0.306	-0.156
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.137	-0.192	0.284

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.187	0.321	0.524
\delta	-0.844	-0.606	-0.233
\tau_1/\tau_2	0.617	0.984	1.382
Q_{PAH}	0.692	1.613	3.279
U_{min}	2.617	6.879	13.369
{\rm log}_{10}(\gamma_e)\,	-2.832	-1.906	-1.190

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.508	-3.760	-2.754
{\rm log}_{10}(\tau_{AGN})\,	1.067	1.557	1.939

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.329	0.607	0.823
0.03-0.10 Gyr	-0.199	0.525	1.003
0.10-0.33 Gyr	-0.050	0.686	1.076
0.33-1.06 Gyr	0.287	0.879	1.297
1.06-3.45 Gyr	0.579	1.020	1.307
3.45-11.23 Gyr	0.595	0.973	1.176
11.23-12.48 Gyr	0.231	0.978	1.514