2026vbk results

Information

Transient
Name:AT2026vbk
Right ascension: 16h52m31.27s
Declination:50d08m04.04s
Discovery Date:July 18, 2026, 6:10 p.m.
Classification:None
Redshift:None
MW E(B-V):0.021
Host
Name:J165231.36+500804.83
Object ID:9907737647057833
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h52m31.36s
Declination:50d08m04.83s
Redshift:None
Photometric Redshift:0.064
 

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 19.29
Transient MWEBV processed 0.12
Host match processed 5.88
Host information processed 0.13
Host MWEBV processed 0.07
Global aperture construction processed 0.63
Global aperture photometry processed 6.04
Validate global photometry processed 18.25
Global host SED inference processed 442.39
Local aperture photometry processed 5.83
Validate local photometry processed 0.03
Local host SED inference processed 444.09
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h52m31.27s, 50d08m04.04s
semi major axis, semi minor axis (arcsec):1.63, 1.63
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 25.81 2.03 20.370 0.086 AB
SDSS_g 55.65 1.98 19.536 0.039 AB
DES_g 46.2 0.4 19.738 0.009 AB
PanSTARRS_g 49.24 0.41 19.669 0.009 AB
SDSS_r 73.38 2.32 19.236 0.034 AB
PanSTARRS_r 72.58 0.49 19.248 0.007 AB
DES_r 80.13 1.07 19.140 0.015 AB
SDSS_i 93.73 2.72 18.970 0.031 AB
PanSTARRS_i 88.31 0.45 19.035 0.006 AB
PanSTARRS_z 94.7 1.23 18.959 0.014 AB
SDSS_z 109.15 6.65 18.805 0.066 AB
DES_z 101.0 2.23 18.889 0.024 AB
PanSTARRS_y 105.84 3.54 18.838 0.036 AB

Aperture details

RA, DEC (J2000):16h52m31.35s, 50d08m05.10s
semi major axis, semi minor axis (arcsec):6.64, 4.21
angle (degrees, anti-clockwise from east):226.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 25.9 4.76 20.367 0.200 AB
GALEX_NUV 23.72 2.94 20.462 0.134 AB
SDSS_u 44.07 5.6 19.790 0.138 AB
SDSS_g 156.17 3.51 18.416 0.024 AB
DES_g 146.15 0.73 18.488 0.005 AB
PanSTARRS_g 146.46 1.27 18.486 0.009 AB
SDSS_r 208.94 4.34 18.100 0.023 AB
PanSTARRS_r 225.38 1.51 18.018 0.007 AB
DES_r 236.72 1.88 17.964 0.009 AB
SDSS_i 287.49 5.57 17.753 0.021 AB
PanSTARRS_i 280.53 1.42 17.780 0.006 AB
PanSTARRS_z 303.3 3.88 17.695 0.014 AB
SDSS_z 347.17 20.45 17.549 0.064 AB
DES_z 322.91 4.18 17.627 0.014 AB
PanSTARRS_y 332.64 11.35 17.595 0.037 AB
2MASS_J 385.67 114.52 16.540 0.322 Vega
2MASS_H 406.95 182.99 16.009 0.488 Vega
2MASS_K 917.87 221.78 14.655 0.262 Vega
WISE_W1 169.46 7.84 15.628 0.050 Vega
WISE_W2 92.78 11.72 15.642 0.137 Vega
WISE_W3 223.68 40.85 12.852 0.198 Vega
WISE_W4 447.41 288.5 10.653 0.700 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.937 9.092 9.234
{\rm log}_{10}({\rm SFR}) -1.164 -0.549 -0.008
{\rm log}_{10}({\rm sSFR}) -10.265 -9.656 -9.001
{\rm stellar\ age} 4.401 6.368 7.813

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.751 -1.290 -0.598
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.131 0.194 0.397

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.157 0.490 0.900
\delta -0.629 -0.209 0.183
\tau_1/\tau_2 0.770 1.112 1.458
Q_{PAH} 0.867 2.743 5.161
U_{min} 3.021 8.191 15.088
{\rm log}_{10}(\gamma_e)\, -3.137 -2.128 -0.970

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.435 -1.178 -0.259
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.486 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.435 -0.996 -0.621
0.03-0.10 Gyr -1.167 -0.448 0.124
0.10-0.33 Gyr -1.228 -0.589 -0.126
0.33-1.08 Gyr -1.577 -0.947 -0.571
1.08-3.54 Gyr -1.509 -0.934 -0.658
3.54-11.62 Gyr -1.371 -0.868 -0.634
11.62-12.91 Gyr -1.563 -0.847 -0.262

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.594 9.655 9.734
{\rm log}_{10}({\rm SFR}) -0.947 -0.704 -0.450
{\rm log}_{10}({\rm sSFR}) -10.609 -10.355 -10.129
{\rm stellar\ age} 6.684 7.516 8.802

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.176 -0.928 -0.745
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.779 0.020 0.356

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.031 0.080 0.175
\delta -0.268 0.126 0.327
\tau_1/\tau_2 0.684 1.047 1.404
Q_{PAH} 0.948 2.385 4.346
U_{min} 2.707 7.711 14.769
{\rm log}_{10}(\gamma_e)\, -2.513 -1.569 -0.750

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.222 -3.096 -2.046
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.523 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.031 -0.867 -0.728
0.03-0.10 Gyr -0.973 -0.645 -0.337
0.10-0.33 Gyr -0.959 -0.617 -0.386
0.33-1.08 Gyr -1.009 -0.674 -0.459
1.08-3.54 Gyr -0.964 -0.513 -0.263
3.54-11.62 Gyr -0.362 -0.198 -0.086
11.62-12.91 Gyr -0.523 -0.060 0.426