2025sxg

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Information

Transient

Name: AT2025sxg
Right ascension: 4h03m54.38s
Declination: -3d59m38.26s
Discovery Date: Aug. 1, 2025, 2:10 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.095

Host

Name:
Right ascension: 4h03m54.49s
Declination: -3d59m38.84s
Redshift: None
Photometric Redshift: 0.063
 

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 6.56
Cutout download processed 24.4
Global aperture construction processed 0.68
Local aperture photometry processed 6.03
Global aperture photometry processed 5.3
Validate local photometry processed 0.02
Validate global photometry processed 13.66
Host information processed 0.17
Global host SED inference processed 455.86
Local host SED inference processed 429.59
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.04
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) = 4h03m54.38s, -3d59m38.26s
semi major axis, semi minor axis (arcsec) = 1.64, 1.64
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 50.51 0.31 19.642 0.007 AB
PanSTARRS_g 48.91 0.46 19.677 0.010 AB
PanSTARRS_r 73.43 0.46 19.235 0.007 AB
DES_r 83.13 0.83 19.101 0.011 AB
PanSTARRS_i 105.86 0.54 18.838 0.006 AB
PanSTARRS_z 110.01 1.2 18.796 0.012 AB
DES_z 116.33 1.69 18.736 0.016 AB
PanSTARRS_y 127.3 3.24 18.638 0.028 AB

Aperture details

RA, DEC (J2000) = 4h03m54.51s, -3d59m38.93s
semi major axis, semi minor axis (arcsec) = 15.45, 6.87
angle (degrees, anti-clockwise from east) = -52.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 87.98 9.2 19.039 0.113 AB
GALEX_NUV 78.36 5.67 19.165 0.079 AB
DES_g 391.01 1.03 17.420 0.003 AB
PanSTARRS_g 377.88 2.71 17.457 0.008 AB
PanSTARRS_r 530.21 2.75 17.089 0.006 AB
DES_r 587.39 2.51 16.978 0.005 AB
PanSTARRS_i 705.68 3.24 16.778 0.005 AB
PanSTARRS_z 747.05 7.31 16.717 0.011 AB
DES_z 780.44 4.96 16.669 0.007 AB
PanSTARRS_y 904.49 20.22 16.509 0.024 AB
2MASS_J 695.63 230.55 15.899 0.360 Vega
2MASS_H 843.75 356.48 15.217 0.459 Vega
2MASS_K 94.23 456.19 17.127 5.256 Vega
WISE_W1 469.6 18.37 14.522 0.042 Vega
WISE_W2 269.72 23.5 14.484 0.095 Vega
WISE_W3 1213.71 105.51 11.016 0.094 Vega
WISE_W4 1732.7 686.35 9.183 0.430 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})\, 9.011 9.199 9.316
{\rm log}_{10}({\rm SFR}) -1.281 -0.764 -0.236
{\rm log}_{10}({\rm sSFR}) -10.536 -9.961 -9.352
{\rm stellar\ age} 3.405 6.200 7.737

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.672 -1.233 -0.655
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.658 -0.723 0.102

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.158 0.413 0.789
\delta -0.628 -0.216 0.139
\tau_1/\tau_2 0.721 1.055 1.395
Q_{PAH} 0.661 2.385 4.988
U_{min} 2.706 7.710 14.488
{\rm log}_{10}(\gamma_e)\, -3.268 -2.238 -1.053

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.256 -1.110 -0.221
{\rm log}_{10}(\tau_{AGN})\, 1.008 1.426 1.877

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.158 -0.841 -0.525
0.03-0.10 Gyr -1.405 -0.756 -0.134
0.10-0.33 Gyr -1.398 -0.725 -0.087
0.33-1.08 Gyr -1.364 -0.752 -0.324
1.08-3.54 Gyr -1.284 -0.761 -0.501
3.54-11.62 Gyr -1.423 -0.763 -0.515
11.62-12.91 Gyr -1.596 -0.785 -0.267

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.839 9.895 9.964
{\rm log}_{10}({\rm SFR}) 0.250 0.426 0.575
{\rm log}_{10}({\rm sSFR}) -9.669 -9.480 -9.300
{\rm stellar\ age} 5.873 6.761 7.851

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.705 -0.515 -0.366
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.092 0.249 0.393

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.019 0.053 0.118
\delta -0.371 0.031 0.293
\tau_1/\tau_2 0.802 1.167 1.523
Q_{PAH} 1.445 3.522 5.350
U_{min} 2.511 7.462 14.469
{\rm log}_{10}(\gamma_e)\, -2.919 -1.764 -0.720

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.280 -3.237 -2.307
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.605 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.415 -0.226 -0.101
0.03-0.10 Gyr 0.361 0.560 0.721
0.10-0.33 Gyr -0.067 0.228 0.425
0.33-1.08 Gyr -0.443 -0.107 0.089
1.08-3.54 Gyr -0.435 -0.125 0.068
3.54-11.62 Gyr -0.191 -0.022 0.101
11.62-12.91 Gyr -0.314 0.105 0.512