2025gdg results

Information

Transient
Name:AT2025gdg
Right ascension: 8h30m50.74s
Declination:34d48m03.61s
Discovery Date:March 28, 2025, 8:06 a.m.
Classification:None
Redshift:None
MW E(B-V):0.036
Host
Name:2025gdg
Right ascension: 8h30m51.06s
Declination:34d48m09.12s
Redshift:None
Photometric Redshift:0.151
 

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_z
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 21.16
Transient MWEBV processed 0.04
Host match processed 3.57
Host information processed 0.11
Host MWEBV processed 0.09
Global aperture construction processed 0.64
Global aperture photometry processed 7.67
Validate global photometry processed 19.37
Global host SED inference processed 441.6
Local aperture photometry processed 7.55
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):8h30m51.10s, 34d48m09.89s
semi major axis, semi minor axis (arcsec):14.44, 4.34
angle (degrees, anti-clockwise from east):-137.38
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 22.11 1.29 20.538 0.063 AB
GALEX_NUV 24.67 0.98 20.420 0.043 AB
SDSS_u 49.74 7.21 19.658 0.157 AB
DES_g 134.78 1.15 18.576 0.009 AB
PanSTARRS_g 136.0 1.54 18.566 0.012 AB
SDSS_r 208.61 4.86 18.102 0.025 AB
PanSTARRS_r 190.41 1.91 18.201 0.011 AB
DES_r 203.0 1.64 18.131 0.009 AB
SDSS_i 216.36 6.43 18.062 0.032 AB
PanSTARRS_i 228.94 1.84 18.001 0.009 AB
PanSTARRS_z 236.77 4.85 17.964 0.022 AB
SDSS_z 105.44 16.24 18.842 0.167 AB
DES_z 249.05 3.17 17.909 0.014 AB
PanSTARRS_y 252.16 12.33 17.896 0.053 AB
2MASS_J 79.54 166.05 18.254 2.267 Vega
2MASS_H 202.14 258.78 16.768 1.390 Vega
2MASS_K -74.81 288.37 Vega
WISE_W1 101.18 12.14 16.188 0.130 Vega
WISE_W2 27.06 17.77 16.980 0.713 Vega
WISE_W3 137.73 112.52 13.378 0.887 Vega
WISE_W4 -597.35 517.79 Vega
 

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})\, 9.785 9.853 9.976
{\rm log}_{10}({\rm SFR}) -0.118 0.231 0.516
{\rm log}_{10}({\rm sSFR}) -10.020 -9.647 -9.314
{\rm stellar\ age} 0.685 1.401 3.216

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.287 -0.502 -0.120
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.580 -1.108 -0.133

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.079 0.131 0.239
\delta -0.862 -0.562 -0.153
\tau_1/\tau_2 0.782 1.213 1.615
Q_{PAH} 1.019 2.798 4.801
U_{min} 2.437 7.597 14.661
{\rm log}_{10}(\gamma_e)\, -2.564 -1.445 -0.517

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.968 -2.331 -1.309
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.509 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.004 0.240 0.420
0.03-0.10 Gyr -0.397 0.229 0.581
0.10-0.32 Gyr 0.371 0.785 1.136
0.32-1.03 Gyr 0.637 0.945 1.087
1.03-3.32 Gyr -1.754 -0.587 0.080
3.32-10.66 Gyr -2.434 -1.040 -0.309
10.66-11.85 Gyr -2.559 -1.051 -0.213