2025tga results

Information

Transient
Name:AT2025tga
Right ascension: 15h07m21.35s
Declination:33d48m06.69s
Discovery Date:Aug. 5, 2025, 6:45 a.m.
Classification:None
Redshift:None
MW E(B-V):0.013
Host
Name:
Right ascension: 15h07m21.34s
Declination:33d48m06.33s
Redshift:None
Photometric Redshift:0.173
 

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_z
DES_r
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 40.88
Transient MWEBV processed 0.09
Host match processed 6.17
Host information processed 0.17
Host MWEBV processed 0.09
Global aperture construction processed 2.87
Global aperture photometry processed 6.03
Validate global photometry processed 16.98
Global host SED inference processed 521.24
Local aperture photometry processed 6.73
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):15h07m21.30s, 33d48m06.81s
semi major axis, semi minor axis (arcsec):2.79, 1.47
angle (degrees, anti-clockwise from east):-71.63
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.62 0.62 24.428 1.098 AB
GALEX_NUV 1.25 1.06 23.658 0.922 AB
SDSS_u 2.1 1.64 23.096 0.848 AB
SDSS_g 4.64 0.83 22.233 0.194 AB
DES_g 2.95 0.17 22.725 0.062 AB
PanSTARRS_g 4.5 0.48 22.267 0.115 AB
SDSS_r 4.96 1.06 22.161 0.232 AB
PanSTARRS_r 2.78 0.6 22.789 0.233 AB
SDSS_i 8.12 1.53 21.627 0.205 AB
PanSTARRS_i 4.01 0.47 22.392 0.126 AB
PanSTARRS_z 5.32 1.31 22.085 0.267 AB
SDSS_z 3.14 5.21 22.659 1.803 AB
DES_z 4.41 0.64 22.290 0.159 AB
PanSTARRS_y 4.16 2.5 22.352 0.651 AB
2MASS_J 70.47 66.28 18.385 1.021 Vega
2MASS_H 141.52 99.07 17.155 0.760 Vega
2MASS_K -109.95 121.74 Vega
WISE_W1 -0.09 5.99 Vega
WISE_W2 1.24 7.51 20.326 6.567 Vega
WISE_W3 -26.24 25.85 Vega
WISE_W4 -186.27 189.72 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})\, 8.154 8.485 8.732
{\rm log}_{10}({\rm SFR}) -0.748 -0.058 0.606
{\rm log}_{10}({\rm sSFR}) -9.306 -8.382 -7.922
{\rm stellar\ age} 0.068 0.380 3.521

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.682 -1.138 -0.274
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.427 -0.554 0.079

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.450 0.924 1.747
\delta -0.272 0.050 0.253
\tau_1/\tau_2 0.548 1.030 1.542
Q_{PAH} 1.245 3.251 5.453
U_{min} 3.583 10.307 18.643
{\rm log}_{10}(\gamma_e)\, -3.024 -1.807 -0.649

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.918 -0.118 0.295
{\rm log}_{10}(\tau_{AGN})\, 0.936 1.280 1.641

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.711 -0.747 -0.153
0.03-0.10 Gyr -0.770 0.021 0.748
0.10-0.32 Gyr -2.449 -0.635 0.015
0.32-1.02 Gyr -5.149 -2.364 -0.872
1.02-3.27 Gyr -7.526 -3.597 -1.539
3.27-10.44 Gyr -8.431 -3.895 -1.721
10.44-11.60 Gyr -8.751 -3.638 -1.629