2025vgu results

Information

Transient
Name:AT2025vgu
Right ascension: 0h24m13.58s
Declination:21d44m38.16s
Discovery Date:Aug. 21, 2025, 10:57 a.m.
Classification:None
Redshift:None
MW E(B-V):0.061
Host
Name:
Right ascension: 0h24m13.57s
Declination:21d44m37.92s
Redshift:0.093232
Photometric Redshift:None
 

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: completed

Task Name Status Time (s)
Cutout download processed 39.68
Transient MWEBV processed 0.1
Host match processed 5.78
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 6.47
Validate global photometry processed 19.55
Global host SED inference processed 442.35
Local aperture photometry processed 7.17
Validate local photometry processed 0.03
Local host SED inference processed 494.08
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h24m13.58s, 21d44m38.16s
semi major axis, semi minor axis (arcsec):1.16, 1.16
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 206.95 1.2 18.110 0.006 AB
PanSTARRS_i 307.19 0.48 17.681 0.002 AB
PanSTARRS_z 398.72 0.96 17.398 0.003 AB
DES_z 431.36 3.17 17.313 0.008 AB
PanSTARRS_y 449.23 2.09 17.269 0.005 AB

Aperture details

RA, DEC (J2000):0h24m13.56s, 21d44m37.98s
semi major axis, semi minor axis (arcsec):10.38, 7.09
angle (degrees, anti-clockwise from east):-62.11
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 20.39 2.33 20.627 0.124 AB
PanSTARRS_g 511.25 1.85 17.128 0.004 AB
2MASS_H 3541.11 302.14 13.660 0.093 Vega
WISE_W2 776.5 29.13 13.336 0.041 Vega
WISE_W3 942.58 118.46 11.290 0.136 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.114 10.303 10.452
{\rm log}_{10}({\rm SFR}) -0.796 -0.015 0.592
{\rm log}_{10}({\rm sSFR}) -11.196 -10.336 -9.676
{\rm stellar\ age} 4.505 7.255 10.084

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.472 -0.733 -0.307
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.599 -0.863 0.009

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.438 0.917 1.345
\delta -0.677 -0.365 -0.025
\tau_1/\tau_2 0.524 0.930 1.328
Q_{PAH} 0.557 2.119 4.693
U_{min} 2.670 7.838 14.793
{\rm log}_{10}(\gamma_e)\, -3.449 -2.424 -0.870

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.095 -2.090 -0.419
{\rm log}_{10}(\tau_{AGN})\, 0.997 1.443 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.293 -0.286 0.194
0.03-0.10 Gyr -1.084 -0.008 0.713
0.10-0.33 Gyr -1.262 -0.101 0.558
0.33-1.06 Gyr -1.955 -0.199 0.426
1.06-3.46 Gyr -1.967 -0.048 0.450
3.46-11.28 Gyr -1.101 0.317 0.577
11.28-12.54 Gyr -0.656 0.539 1.371

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.666 10.763 10.847
{\rm log}_{10}({\rm SFR}) -0.582 -0.018 0.667
{\rm log}_{10}({\rm sSFR}) -11.390 -10.769 -10.028
{\rm stellar\ age} 4.965 6.593 7.681

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.555 -0.283 -0.087
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.431 -0.611 -0.003

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.116 0.261 0.449
\delta -0.877 -0.507 0.112
\tau_1/\tau_2 0.471 0.851 1.231
Q_{PAH} 0.358 1.362 3.912
U_{min} 2.131 6.445 12.807
{\rm log}_{10}(\gamma_e)\, -3.436 -2.442 -1.163

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.556 -3.793 -2.702
{\rm log}_{10}(\tau_{AGN})\, 1.030 1.522 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.832 -0.144 0.489
0.03-0.10 Gyr -0.857 -0.067 0.734
0.10-0.33 Gyr -0.539 0.294 0.865
0.33-1.06 Gyr -0.033 0.553 0.915
1.06-3.46 Gyr 0.490 0.857 1.157
3.46-11.28 Gyr 0.531 0.882 1.044
11.28-12.54 Gyr 0.071 0.856 1.332