2026vdu results

Information

Transient
Name:AT2026vdu
Right ascension: 0h48m47.00s
Declination:-17d46m37.86s
Discovery Date:July 19, 2026, 7:49 p.m.
Classification:None
Redshift:None
MW E(B-V):0.019
Host
Name:J004847.11-174641.03
Object ID:9906614822376082
Catalog Name:decals
Catalog Release:dr9
Right ascension: 0h48m47.11s
Declination:-17d46m41.03s
Redshift:None
Photometric Redshift:0.057
 

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
DES_g
DES_r
DES_i
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 11.7
Transient MWEBV processed 0.05
Host match processed 7.14
Host information processed 0.13
Host MWEBV processed 0.09
Global aperture construction processed 0.61
Global aperture photometry processed 6.46
Validate global photometry processed 16.14
Global host SED inference processed 455.5
Local aperture photometry processed 6.16
Validate local photometry processed 0.02
Local host SED inference processed 424.24
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h48m47.00s, -17d46m37.86s
semi major axis, semi minor axis (arcsec):1.81, 1.81
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 7.32 0.11 21.739 0.016 AB
PanSTARRS_g 12.52 0.6 21.156 0.052 AB
PanSTARRS_r 12.95 0.76 21.120 0.063 AB
DES_r 9.85 0.19 21.417 0.021 AB
PanSTARRS_i 16.81 0.72 20.836 0.046 AB
DES_i 10.18 0.34 21.381 0.036 AB
PanSTARRS_z 16.68 1.14 20.844 0.074 AB
DES_z 12.57 0.53 21.152 0.046 AB
PanSTARRS_y 9.78 3.51 21.424 0.390 AB

Aperture details

RA, DEC (J2000):0h48m47.10s, -17d46m40.78s
semi major axis, semi minor axis (arcsec):6.84, 4.33
angle (degrees, anti-clockwise from east):264.96
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 44.99 1.73 19.767 0.042 AB
GALEX_NUV 51.49 1.11 19.621 0.023 AB
DES_g 157.93 0.43 18.404 0.003 AB
PanSTARRS_g 159.08 1.83 18.396 0.012 AB
PanSTARRS_r 185.69 2.26 18.228 0.013 AB
DES_r 198.5 0.73 18.156 0.004 AB
PanSTARRS_i 212.38 2.15 18.082 0.011 AB
DES_i 212.01 1.27 18.084 0.007 AB
PanSTARRS_z 229.15 3.38 18.000 0.016 AB
DES_z 221.11 2.01 18.038 0.010 AB
PanSTARRS_y 232.84 10.43 17.982 0.049 AB
2MASS_J 238.06 152.83 17.063 0.697 Vega
2MASS_H 223.47 220.47 16.659 1.071 Vega
2MASS_K 170.33 281.37 16.484 1.793 Vega
WISE_W1 85.85 10.12 16.367 0.128 Vega
WISE_W2 45.04 14.3 16.427 0.345 Vega
WISE_W3 97.94 71.98 13.749 0.798 Vega
WISE_W4 163.08 471.9 11.749 3.142 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.060 8.244 8.361
{\rm log}_{10}({\rm SFR}) -1.814 -1.339 -0.954
{\rm log}_{10}({\rm sSFR}) -10.106 -9.607 -9.079
{\rm stellar\ age} 4.569 6.792 8.260

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.662 -1.249 -0.745
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.167 -0.850 -0.493

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.352 0.722 1.075
\delta -0.208 0.092 0.298
\tau_1/\tau_2 0.593 0.949 1.275
Q_{PAH} 0.888 2.740 4.926
U_{min} 2.898 7.654 14.524
{\rm log}_{10}(\gamma_e)\, -2.699 -1.785 -0.842

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.958 -0.768 -0.209
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.568 1.951

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.551 -1.182 -0.863
0.03-0.10 Gyr -2.124 -1.460 -0.961
0.10-0.33 Gyr -2.611 -1.812 -1.295
0.33-1.08 Gyr -2.773 -1.994 -1.565
1.08-3.56 Gyr -2.494 -1.842 -1.539
3.56-11.70 Gyr -2.250 -1.693 -1.485
11.70-13.00 Gyr -2.389 -1.698 -1.108

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.933 9.184 9.339
{\rm log}_{10}({\rm SFR}) -0.286 -0.004 0.259
{\rm log}_{10}({\rm sSFR}) -9.516 -9.198 -8.818
{\rm stellar\ age} 3.362 6.078 7.793

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.551 -1.133 -0.701
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.657 -0.526 0.264

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.073 0.165 0.303
\delta -0.551 -0.114 0.217
\tau_1/\tau_2 0.589 1.037 1.515
Q_{PAH} 0.635 1.836 4.004
U_{min} 3.358 9.332 16.644
{\rm log}_{10}(\gamma_e)\, -2.306 -1.247 -0.349

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.148 -2.778 -1.686
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.595 1.945

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.578 -1.280 -0.788
0.03-0.10 Gyr -0.144 0.150 0.418
0.10-0.33 Gyr -1.316 -0.276 0.097
0.33-1.08 Gyr -2.033 -0.846 -0.460
1.08-3.56 Gyr -1.997 -0.899 -0.572
3.56-11.70 Gyr -1.909 -0.882 -0.592
11.70-13.00 Gyr -1.811 -0.767 -0.111