2026vdi results

Information

Transient
Name:AT2026vdi
Right ascension: 17h09m35.65s
Declination:52d57m47.42s
Discovery Date:July 10, 2026, 6:06 p.m.
Classification:None
Redshift:None
MW E(B-V):0.022
Host
Name:J170935.84+525749.80
Object ID:9907738293960969
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h09m35.84s
Declination:52d57m49.80s
Redshift:None
Photometric Redshift:0.076
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.97
Transient MWEBV processed 0.11
Host match processed 5.01
Host information processed 0.21
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.63
Global aperture photometry processed 3.92
Validate global photometry processed 9.83
Global host SED inference processed 435.4
Local aperture photometry processed 3.89
Validate local photometry processed 0.02
Local host SED inference processed 450.87
 

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})\, 9.148 9.275 9.404
{\rm log}_{10}({\rm SFR}) -1.887 -1.221 -0.577
{\rm log}_{10}({\rm sSFR}) -11.178 -10.526 -9.792
{\rm stellar\ age} 5.542 7.193 9.064

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.481 -0.769 -0.115
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.580 -0.536 0.241

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.420 0.999 1.438
\delta -0.307 0.030 0.284
\tau_1/\tau_2 0.666 1.019 1.342
Q_{PAH} 0.886 2.919 5.541
U_{min} 3.277 8.274 15.353
{\rm log}_{10}(\gamma_e)\, -2.932 -1.441 -0.360

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.245 -0.814 0.043
{\rm log}_{10}(\tau_{AGN})\, 1.005 1.482 1.980

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.153 -1.312 -0.772
0.03-0.10 Gyr -2.015 -1.257 -0.513
0.10-0.33 Gyr -2.078 -1.256 -0.573
0.33-1.07 Gyr -2.139 -1.180 -0.583
1.07-3.51 Gyr -1.918 -0.860 -0.500
3.51-11.48 Gyr -1.062 -0.613 -0.425
11.48-12.75 Gyr -1.231 -0.574 0.123

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.338 10.440 10.564
{\rm log}_{10}({\rm SFR}) -3.719 -1.226 -0.190
{\rm log}_{10}({\rm sSFR}) -14.231 -11.668 -10.547
{\rm stellar\ age} 6.785 7.870 11.914

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.659 -1.308 -1.028
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.390 -0.463 0.231

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.386 0.532 0.691
\delta -0.883 -0.696 -0.435
\tau_1/\tau_2 0.499 0.932 1.364
Q_{PAH} 0.709 1.845 3.585
U_{min} 3.288 9.183 17.494
{\rm log}_{10}(\gamma_e)\, -3.199 -2.240 -1.110

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.400 -3.390 -2.396
{\rm log}_{10}(\tau_{AGN})\, 1.094 1.591 1.966

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.847 -1.898 -0.688
0.03-0.10 Gyr -4.401 -1.321 -0.077
0.10-0.33 Gyr -4.252 -1.328 0.004
0.33-1.07 Gyr -4.108 -1.358 -0.023
1.07-3.51 Gyr -2.986 -0.479 0.457
3.51-11.48 Gyr -1.243 0.513 0.738
11.48-12.75 Gyr -0.815 0.791 1.702
 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h09m35.65s, 52d57m47.42s
semi major axis, semi minor axis (arcsec):1.39, 1.39
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 14.79 0.39 20.975 0.029 AB
PanSTARRS_r 28.98 0.44 20.245 0.016 AB
PanSTARRS_i 42.63 0.41 19.826 0.010 AB
PanSTARRS_z 51.53 1.06 19.620 0.022 AB
PanSTARRS_y 65.15 2.41 19.365 0.040 AB

Aperture details

RA, DEC (J2000):17h09m35.83s, 52d57m50.00s
semi major axis, semi minor axis (arcsec):5.59, 3.28
angle (degrees, anti-clockwise from east):1.28
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 3.79 1.24 22.452 0.354 AB
PanSTARRS_g 251.27 1.23 17.900 0.005 AB
PanSTARRS_r 519.26 1.37 17.112 0.003 AB
PanSTARRS_i 752.02 1.27 16.709 0.002 AB
PanSTARRS_z 923.04 3.26 16.487 0.004 AB
PanSTARRS_y 1099.76 7.27 16.297 0.007 AB
2MASS_H 1778.4 186.9 14.407 0.114 Vega
WISE_W1 540.38 8.05 14.369 0.016 Vega
WISE_W2 314.29 8.75 14.318 0.030 Vega
WISE_W3 67.85 44.24 14.147 0.708 Vega
WISE_W4 -203.55 241.78 Vega