2025sfa

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Information

Transient

Name: AT2025sfa
Right ascension: 2h32m53.88s
Declination: 7d15m41.45s
Discovery Date: July 24, 2025, 6:30 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.102

Host

Name:
Right ascension: 2h32m53.88s
Declination: 7d15m41.39s
Redshift: None
Photometric Redshift: 0.151

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	31.37
Transient MWEBV	processed	0.1
Host match	processed	6.27
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.64
Global aperture photometry	processed	6.12
Validate global photometry	processed	17.16
Global host SED inference	processed	388.41
Local aperture photometry	processed	6.77
Validate local photometry	no valid phot	0.03
Local host SED inference	not processed	None

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) = 2h32m53.88s, 7d15m41.45s
semi major axis, semi minor axis (arcsec) = 0.76, 0.76
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 2h32m53.86s, 7d15m41.55s
semi major axis, semi minor axis (arcsec) = 3.51, 3.11
angle (degrees, anti-clockwise from east) = -83.76

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.83	1.38	22.442	0.392	AB
GALEX_NUV	4.71	1.44	22.217	0.332	AB
SDSS_u	15.6	2.55	20.917	0.177	AB
SDSS_g	36.94	1.79	19.981	0.053	AB
DES_g	58.97	0.29	19.473	0.005	AB
PanSTARRS_g	48.24	1.02	19.691	0.023	AB
SDSS_r	94.16	2.93	18.965	0.034	AB
PanSTARRS_r	115.67	1.06	18.742	0.010	AB
DES_r	138.11	0.81	18.549	0.006	AB
SDSS_i	166.84	4.19	18.344	0.027	AB
PanSTARRS_i	194.02	1.0	18.180	0.006	AB
PanSTARRS_z	241.33	2.01	17.943	0.009	AB
SDSS_z	261.03	10.97	17.858	0.046	AB
DES_z	274.85	2.34	17.802	0.009	AB
PanSTARRS_y	304.96	5.55	17.689	0.020	AB
2MASS_J	545.65	102.99	16.163	0.205	Vega
2MASS_H	469.33	153.69	15.854	0.356	Vega
2MASS_K	532.55	185.34	15.246	0.378	Vega
WISE_W1	368.66	10.96	14.784	0.032	Vega
WISE_W2	301.47	18.52	14.363	0.067	Vega
WISE_W3	337.4	74.65	12.406	0.240	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.563	10.618	10.672
{\rm log}_{10}({\rm SFR})	0.302	0.523	0.776
{\rm log}_{10}({\rm sSFR})	-10.350	-10.094	-9.814
{\rm stellar\ age}	6.158	6.865	7.964

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.277	-0.034	0.100
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.081	0.184	0.380

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.442	0.601	0.805
\delta	-0.203	-0.008	0.171
\tau_1/\tau_2	0.736	1.062	1.385
Q_{PAH}	0.592	1.607	3.215
U_{min}	2.678	7.058	13.398
{\rm log}_{10}(\gamma_e)\,	-3.117	-2.081	-1.196

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.460	-1.986	-1.348
{\rm log}_{10}(\tau_{AGN})\,	0.961	1.350	1.821

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.236	0.432	0.618
0.03-0.10 Gyr	0.253	0.560	0.865
0.10-0.32 Gyr	0.063	0.404	0.682
0.32-1.03 Gyr	-0.058	0.270	0.536
1.03-3.32 Gyr	0.126	0.467	0.711
3.32-10.66 Gyr	0.615	0.804	0.894
10.66-11.85 Gyr	0.443	0.897	1.362