2026vhw results

Information

Transient
Name:AT2026vhw
Right ascension: 20h51m49.48s
Declination:6d25m06.52s
Discovery Date:July 15, 2026, 12:31 a.m.
Classification:None
Redshift:None
MW E(B-V):0.081
Host
Name:J205149.69+062510.04
Object ID:9906623949053594
Catalog Name:decals
Catalog Release:dr9
Right ascension: 20h51m49.69s
Declination:6d25m10.04s
Redshift:None
Photometric Redshift:0.037
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 8.05
Transient MWEBV processed 0.03
Host match processed 5.81
Host information processed 0.14
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.7
Global aperture photometry processed 6.24
Validate global photometry processed 16.48
Global host SED inference processed 415.2
Local aperture photometry processed 5.95
Validate local photometry processed 0.02
Local host SED inference processed 480.69
 

Imaging data

 

Spectral Energy Distribution

 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.590 9.729 9.849
{\rm log}_{10}({\rm SFR}) -1.188 -0.504 0.018
{\rm log}_{10}({\rm sSFR}) -11.004 -10.228 -9.615
{\rm stellar\ age} 5.085 7.144 8.991

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.391 -0.676 -0.409
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.865 -1.514 -0.067

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.276 0.639 0.970
\delta -0.777 -0.405 -0.109
\tau_1/\tau_2 0.591 0.960 1.326
Q_{PAH} 0.324 1.512 3.561
U_{min} 3.020 8.376 15.545
{\rm log}_{10}(\gamma_e)\, -3.082 -1.896 -1.044

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.256 -2.768 -0.977
{\rm log}_{10}(\tau_{AGN})\, 0.935 1.327 1.876

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.950 -0.422 -0.110
0.03-0.10 Gyr -1.679 -0.600 0.063
0.10-0.33 Gyr -1.673 -0.583 0.081
0.33-1.09 Gyr -1.391 -0.492 -0.002
1.09-3.61 Gyr -1.061 -0.319 -0.039
3.61-11.93 Gyr -0.679 -0.216 -0.010
11.93-13.26 Gyr -0.790 -0.148 0.488

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.580 10.657 10.754
{\rm log}_{10}({\rm SFR}) -0.190 0.199 0.475
{\rm log}_{10}({\rm sSFR}) -10.923 -10.449 -10.166
{\rm stellar\ age} 5.541 6.938 7.992

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.943 -0.563 -0.319
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.755 -0.978 0.271

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.503 0.685 0.923
\delta -0.340 -0.153 0.261
\tau_1/\tau_2 0.510 0.848 1.183
Q_{PAH} 1.001 1.674 3.398
U_{min} 2.367 6.727 13.804
{\rm log}_{10}(\gamma_e)\, -3.448 -2.385 -1.766

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.558 -1.527 -1.154
{\rm log}_{10}(\tau_{AGN})\, 0.974 1.418 1.802

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.057 0.353 0.599
0.03-0.10 Gyr -0.436 0.082 0.457
0.10-0.33 Gyr -0.386 0.149 0.518
0.33-1.09 Gyr -0.182 0.431 0.719
1.09-3.61 Gyr 0.484 0.781 1.024
3.61-11.93 Gyr 0.498 0.755 0.911
11.93-13.26 Gyr 0.053 0.732 1.187
 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h51m49.48s, 6d25m06.52s
semi major axis, semi minor axis (arcsec):2.72, 2.72
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 283.19 0.79 17.770 0.003 AB
PanSTARRS_g 273.91 0.67 17.806 0.003 AB
PanSTARRS_r 524.31 0.89 17.101 0.002 AB
DES_r 578.62 0.98 16.994 0.002 AB
PanSTARRS_i 708.19 0.8 16.775 0.001 AB
DES_i 804.68 6.39 16.636 0.009 AB
PanSTARRS_z 888.33 2.43 16.529 0.003 AB
DES_z 996.47 4.77 16.404 0.005 AB
PanSTARRS_y 1048.69 5.44 16.348 0.006 AB

Aperture details

RA, DEC (J2000):20h51m49.65s, 6d25m09.87s
semi major axis, semi minor axis (arcsec):15.5, 10.53
angle (degrees, anti-clockwise from east):195.53
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 34.61 4.64 20.052 0.146 AB
GALEX_NUV 70.03 4.47 19.287 0.069 AB
DES_g 1888.6 2.17 15.710 0.001 AB
PanSTARRS_g 1995.43 2.82 15.650 0.002 AB
PanSTARRS_r 3821.77 3.67 14.944 0.001 AB
DES_r 4103.52 2.68 14.867 0.001 AB
PanSTARRS_i 5474.3 3.48 14.554 0.001 AB
DES_i 5778.48 17.52 14.495 0.003 AB
PanSTARRS_z 6951.93 10.98 14.295 0.002 AB
DES_z 7502.63 13.35 14.212 0.002 AB
2MASS_J 11186.14 298.73 12.883 0.029 Vega
2MASS_H 13453.09 458.26 12.210 0.037 Vega
2MASS_K 13059.47 508.47 11.772 0.042 Vega
WISE_W3 22129.89 207.22 7.864 0.010 Vega