2026fax results

2026fax results

Information

Transient

Name:	`AT2026fax`
Right ascension:	`10h25m40.90s`
Declination:	`39d10m49.82s`
Discovery Date:	`Feb. 8, 2026, 7:50 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.010`

Host

Name:	`2144901`
Right ascension:	`10h25m40.97s`
Declination:	`39d10m46.53s`
Redshift:	`0.061992`
Photometric Redshift:	`None`

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 SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_g DES_z	GALEX_NUV GALEX_FUV DES_r DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	16.62
Transient MWEBV	processed	0.04
Host match	processed	4.17
Host information	processed	0.09
Host MWEBV	processed	0.03
Global aperture construction	processed	0.6
Global aperture photometry	processed	5.97
Validate global photometry	processed	16.94
Global host SED inference	processed	696.97
Local aperture photometry	processed	6.28
Validate local photometry	processed	0.02
Local host SED inference	processed	554.02

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	10h25m40.90s, 39d10m49.82s
semi major axis, semi minor axis (arcsec):	1.67, 1.67
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	14.16	1.55	21.023	0.119	AB
SDSS_g	65.38	2.14	19.361	0.036	AB
DES_g	66.22	0.5	19.348	0.008	AB
PanSTARRS_g	82.37	0.57	19.111	0.007	AB
SDSS_r	154.97	3.31	18.424	0.023	AB
PanSTARRS_r	169.94	0.59	18.324	0.004	AB
SDSS_i	238.61	4.18	17.956	0.019	AB
PanSTARRS_i	251.66	0.49	17.898	0.002	AB
PanSTARRS_z	324.63	1.13	17.622	0.004	AB
SDSS_z	287.98	7.45	17.752	0.028	AB
DES_z	276.99	2.55	17.794	0.010	AB
PanSTARRS_y	386.73	3.04	17.431	0.009	AB

Aperture details

RA, DEC (J2000):	10h25m40.95s, 39d10m46.66s
semi major axis, semi minor axis (arcsec):	8.94, 8.08
angle (degrees, anti-clockwise from east):	-161.62

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	258.5	7.53	17.869	0.032	AB
SDSS_g	1168.07	9.15	16.231	0.009	AB
DES_g	1211.91	2.15	16.191	0.002	AB
PanSTARRS_g	1257.16	2.79	16.152	0.002	AB
SDSS_r	2660.7	13.89	15.338	0.006	AB
PanSTARRS_r	2632.15	2.78	15.349	0.001	AB
SDSS_i	3965.85	17.42	14.904	0.005	AB
PanSTARRS_i	4048.81	2.4	14.882	0.001	AB
PanSTARRS_z	5046.69	5.6	14.642	0.001	AB
SDSS_z	5217.6	35.82	14.606	0.007	AB
DES_z	5290.37	11.2	14.591	0.002	AB
PanSTARRS_y	5885.32	15.23	14.476	0.003	AB
2MASS_J	7823.67	193.49	13.272	0.027	Vega
2MASS_H	10079.09	313.19	12.524	0.034	Vega
2MASS_K	9160.35	311.04	12.157	0.037	Vega
WISE_W1	3505.86	39.82	12.339	0.012	Vega
WISE_W2	1989.47	39.06	12.314	0.021	Vega
WISE_W3	627.84	95.6	11.731	0.165	Vega
WISE_W4	-313.18	493.76			Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.868	9.974	10.091
{\rm log}_{10}({\rm SFR})	-1.580	-0.876	-0.353
{\rm log}_{10}({\rm sSFR})	-11.603	-10.832	-10.287
{\rm stellar\ age}	7.804	10.665	12.249

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.679	-1.281	-0.902
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.543	-0.527	0.153

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.688	0.937	1.144
\delta	-0.497	-0.252	0.007
\tau_1/\tau_2	0.579	0.984	1.398
Q_{PAH}	0.556	1.887	3.945
U_{min}	2.938	8.691	16.282
{\rm log}_{10}(\gamma_e)\,	-3.337	-2.191	-0.654

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.133	-1.382	-0.615
{\rm log}_{10}(\tau_{AGN})\,	0.943	1.363	1.947

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.534	-0.753	-0.254
0.03-0.10 Gyr	-2.577	-1.179	-0.413
0.10-0.33 Gyr	-4.397	-1.633	-0.724
0.33-1.08 Gyr	-5.113	-1.916	-0.854
1.08-3.54 Gyr	-4.562	-1.985	-0.636
3.54-11.64 Gyr	-2.265	-0.233	0.147
11.64-12.93 Gyr	0.046	0.947	1.220

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.140	11.187	11.234
{\rm log}_{10}({\rm SFR})	-6.205	-2.404	-0.976
{\rm log}_{10}({\rm sSFR})	-17.280	-13.563	-12.124
{\rm stellar\ age}	11.228	12.269	12.284

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.196	-0.894	-0.657
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.551	-0.615	0.205

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.297	0.461	0.640
\delta	-0.483	-0.274	-0.110
\tau_1/\tau_2	0.481	0.961	1.456
Q_{PAH}	0.268	0.752	1.352
U_{min}	4.014	10.894	18.443
{\rm log}_{10}(\gamma_e)\,	-3.244	-2.222	-1.538

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.590	-3.882	-2.938
{\rm log}_{10}(\tau_{AGN})\,	1.092	1.598	1.980

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-7.323	-3.381	-1.305
0.03-0.10 Gyr	-7.206	-3.032	-0.963
0.10-0.33 Gyr	-7.914	-4.392	-1.619
0.33-1.08 Gyr	-7.932	-5.167	-2.201
1.08-3.54 Gyr	-5.185	-3.293	-1.420
3.54-11.64 Gyr	-2.229	-1.109	0.842
11.64-12.93 Gyr	2.177	2.327	2.378