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

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 6.27
Cutout download processed 31.37
Global aperture construction processed 0.64
Local aperture photometry processed 6.77
Global aperture photometry processed 6.12
Validate local photometry no valid phot 0.03
Validate global photometry processed 17.16
Host information processed 0.15
Global host SED inference processed 388.41
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.05
Processing status blocked N/A N/A
 

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

 

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