2025gxg results

Information

Transient
Name:AT2025gxg
Right ascension: 15h48m33.83s
Declination:83d04m58.55s
Discovery Date:March 24, 2025, 9:24 a.m.
Classification:None
Redshift:None
MW E(B-V):0.096
Host
Name:2025gxg
Right ascension: 15h48m36.75s
Declination:83d04m53.09s
Redshift:0.096203
Photometric Redshift:0.055
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.26
Transient MWEBV processed 0.07
Host match processed 1.43
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 4.15
Validate global photometry processed 11.79
Global host SED inference processed 384.81
Local aperture photometry processed 4.02
Validate local photometry processed 0.02
Local host SED inference processed 501.88
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h48m33.83s, 83d04m58.55s
semi major axis, semi minor axis (arcsec):1.12, 1.12
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 6.06 0.63 21.944 0.112 AB
PanSTARRS_z 4.8 1.11 22.196 0.250 AB
PanSTARRS_y 8.78 2.72 21.541 0.337 AB

Aperture details

RA, DEC (J2000):15h48m36.64s, 83d04m53.27s
semi major axis, semi minor axis (arcsec):8.57, 8.24
angle (degrees, anti-clockwise from east):-125.9
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 21.65 3.22 20.561 0.161 AB
GALEX_NUV 27.65 2.28 20.296 0.090 AB
PanSTARRS_g 479.34 2.73 17.198 0.006 AB
PanSTARRS_r 914.58 5.22 16.497 0.006 AB
PanSTARRS_i 1426.45 4.65 16.014 0.004 AB
PanSTARRS_z 1775.99 8.2 15.776 0.005 AB
PanSTARRS_y 2151.57 20.11 15.568 0.010 AB
2MASS_J 2626.22 191.45 14.457 0.079 Vega
2MASS_H 3494.0 288.98 13.674 0.090 Vega
2MASS_K 3744.28 310.23 13.129 0.090 Vega
WISE_W1 1634.46 18.22 13.168 0.012 Vega
WISE_W2 1131.14 21.58 12.927 0.021 Vega
WISE_W3 3710.88 60.33 9.802 0.018 Vega
WISE_W4 3936.38 419.44 8.292 0.116 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.707 8.245 8.556
{\rm log}_{10}({\rm SFR}) -1.301 -0.839 -0.437
{\rm log}_{10}({\rm sSFR}) -9.712 -9.053 -8.206
{\rm stellar\ age} 0.640 4.964 7.181

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.342 -0.508 0.020
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.027 -0.522 0.033

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.731 1.172 1.775
\delta -0.300 0.082 0.265
\tau_1/\tau_2 0.549 0.897 1.322
Q_{PAH} 0.756 2.597 5.059
U_{min} 3.227 8.642 15.898
{\rm log}_{10}(\gamma_e)\, -2.994 -1.940 -0.677

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.706 -0.550 0.185
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.469 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.084 -0.596 -0.168
0.03-0.10 Gyr -2.304 -1.212 -0.609
0.10-0.33 Gyr -3.013 -1.549 -0.932
0.33-1.06 Gyr -3.671 -1.790 -1.214
1.06-3.45 Gyr -3.867 -1.875 -1.362
3.45-11.25 Gyr -4.285 -1.917 -1.327
11.25-12.50 Gyr -4.456 -2.002 -1.118

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.905 10.958 11.012
{\rm log}_{10}({\rm SFR}) 0.243 0.472 0.792
{\rm log}_{10}({\rm sSFR}) -10.714 -10.481 -10.128
{\rm stellar\ age} 7.070 7.807 9.713

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.369 -0.241 -0.140
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.224 0.000 0.323

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.137 0.200 0.299
\delta -0.821 -0.543 -0.253
\tau_1/\tau_2 0.699 1.060 1.445
Q_{PAH} 1.413 2.701 4.471
U_{min} 2.217 6.894 13.681
{\rm log}_{10}(\gamma_e)\, -2.449 -1.591 -0.838

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.259 -2.013 -1.315
{\rm log}_{10}(\tau_{AGN})\, 1.271 1.700 1.982

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.257 0.454 0.603
0.03-0.10 Gyr 0.100 0.477 0.895
0.10-0.33 Gyr -0.062 0.359 0.682
0.33-1.06 Gyr -0.190 0.268 0.590
1.06-3.45 Gyr -0.094 0.486 0.852
3.45-11.25 Gyr 0.869 1.124 1.221
11.25-12.50 Gyr 0.907 1.366 1.926