2025gfa

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Information

Transient

Name: AT2025gfa
Right ascension: 3h55m42.15s
Declination: -50d09m15.44s
Discovery Date: March 27, 2025, 6:27 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.006

Host

Name: 2025gfa
Right ascension: 3h55m42.22s
Declination: -50d09m15.34s
Redshift: 0.089243
Photometric Redshift:
 

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
processed
 status
Local host SED inference
Local host SED inference
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 1.02
Cutout download processed 9.31
Global aperture construction processed 0.63
Local aperture photometry processed 2.67
Global aperture photometry processed 2.62
Validate local photometry processed 0.02
Validate global photometry processed 8.75
Host information processed 0.11
Global host SED inference processed 408.62
Local host SED inference processed 415.66
Transient information processed 0.0
Transient MWEBV processed 0.17
Host MWEBV processed 0.05
Processing status completed 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) = 3h55m42.15s, -50d09m15.44s
semi major axis, semi minor axis (arcsec) = 1.2, 1.2
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 22.36 0.16 20.526 0.008 AB
DES_r 40.58 0.25 19.879 0.007 AB
DES_z 59.59 0.87 19.462 0.016 AB

Aperture details

RA, DEC (J2000) = 3h55m42.24s, -50d09m15.38s
semi major axis, semi minor axis (arcsec) = 6.2, 4.31
angle (degrees, anti-clockwise from east) = 24.63

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.73 2.24 21.429 0.250 AB
GALEX_NUV 10.68 1.61 21.329 0.163 AB
DES_g 91.28 0.4 18.999 0.005 AB
DES_r 150.46 0.57 18.456 0.004 AB
DES_z 208.7 1.88 18.101 0.010 AB
2MASS_J 440.18 156.52 16.396 0.386 Vega
2MASS_H 453.4 221.63 15.891 0.531 Vega
2MASS_K 498.54 253.55 15.318 0.552 Vega
WISE_W1 90.51 6.6 16.309 0.079 Vega
WISE_W2 45.47 10.5 16.417 0.251 Vega
WISE_W3 11.45 30.39 16.079 2.882 Vega
WISE_W4 304.24 222.18 11.072 0.793 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.068 9.238 9.378
{\rm log}_{10}({\rm SFR}) -1.352 -0.655 -0.061
{\rm log}_{10}({\rm sSFR}) -10.612 -9.913 -9.198
{\rm stellar\ age} 3.462 6.463 8.098

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.735 -1.228 -0.558
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.573 -0.465 0.173

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.300 0.701 1.164
\delta -0.552 -0.203 0.138
\tau_1/\tau_2 0.684 1.043 1.412
Q_{PAH} 1.097 3.254 5.575
U_{min} 3.046 8.239 14.986
{\rm log}_{10}(\gamma_e)\, -2.996 -1.717 -0.548

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.246 -1.082 -0.031
{\rm log}_{10}(\tau_{AGN})\, 1.024 1.490 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.474 -0.791 -0.344
0.03-0.10 Gyr -1.669 -0.684 0.028
0.10-0.33 Gyr -1.827 -0.873 -0.177
0.33-1.06 Gyr -1.969 -0.935 -0.353
1.06-3.47 Gyr -1.839 -0.817 -0.483
3.47-11.33 Gyr -1.663 -0.712 -0.459
11.33-12.59 Gyr -1.711 -0.696 -0.053

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.609 9.708 9.822
{\rm log}_{10}({\rm SFR}) -1.127 -0.744 -0.405
{\rm log}_{10}({\rm sSFR}) -10.826 -10.459 -10.085
{\rm stellar\ age} 5.243 6.545 7.888

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.557 -1.150 -0.735
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.351 -0.146 0.253

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.099 0.206 0.348
\delta -0.615 -0.212 0.101
\tau_1/\tau_2 0.656 0.989 1.351
Q_{PAH} 1.038 2.623 4.616
U_{min} 3.039 8.093 15.424
{\rm log}_{10}(\gamma_e)\, -2.214 -1.270 -0.421

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.919 -2.461 -1.457
{\rm log}_{10}(\tau_{AGN})\, 1.096 1.599 1.953

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.448 -0.952 -0.633
0.03-0.10 Gyr -1.215 -0.698 -0.309
0.10-0.33 Gyr -0.882 -0.417 -0.087
0.33-1.06 Gyr -0.880 -0.314 0.011
1.06-3.47 Gyr -0.598 -0.207 0.010
3.47-11.33 Gyr -0.465 -0.183 -0.002
11.33-12.59 Gyr -0.743 -0.158 0.361