2026qdb results

Information

Transient
Name:AT2026qdb
Right ascension: 20h29m13.95s
Declination:-7d59m55.32s
Discovery Date:June 22, 2026, 2:12 a.m.
Classification:None
Redshift:None
MW E(B-V):0.042
Host
Name:J202915.56-080005.39
Object ID:9906618485244144
Catalog Name:decals
Catalog Release:dr9
Right ascension: 20h29m15.56s
Declination:-8d00m05.39s
Redshift:None
Photometric Redshift:0.032
 

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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 5.21
Transient MWEBV processed 0.15
Host match processed 6.58
Host information processed 0.13
Host MWEBV processed 0.07
Global aperture construction processed 0.69
Global aperture photometry processed 4.07
Validate global photometry processed 12.35
Global host SED inference processed 521.05
Local aperture photometry processed 3.59
Validate local photometry processed 0.02
Local host SED inference processed 563.2
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h29m13.95s, -7d59m55.32s
semi major axis, semi minor axis (arcsec):3.14, 3.14
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 43.33 0.92 19.808 0.023 AB
PanSTARRS_r 57.47 1.18 19.501 0.022 AB
PanSTARRS_i 72.23 1.04 19.253 0.016 AB
PanSTARRS_z 68.42 2.47 19.312 0.039 AB
PanSTARRS_y 64.85 6.86 19.370 0.115 AB
2MASS_J 77.69 82.78 18.279 1.157 Vega
2MASS_H 97.36 147.86 17.561 1.649 Vega
2MASS_K 29.28 158.76 18.396 5.886 Vega

Aperture details

RA, DEC (J2000):20h29m15.60s, -8d00m03.02s
semi major axis, semi minor axis (arcsec):43.15, 23.06
angle (degrees, anti-clockwise from east):-152.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 5104.68 9.28 14.630 0.002 AB
PanSTARRS_r 8943.77 11.92 14.021 0.001 AB
PanSTARRS_i 12049.63 10.56 13.698 0.001 AB
2MASS_J 22933.4 835.35 12.104 0.040 Vega
2MASS_H 28761.71 1490.49 11.385 0.056 Vega
WISE_W1 10325.11 201.04 11.166 0.021 Vega
WISE_W2 5191.4 288.34 11.273 0.060 Vega
WISE_W4 16116.75 2516.91 6.762 0.170 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.216 8.373 8.483
{\rm log}_{10}({\rm SFR}) -2.442 -1.738 -1.018
{\rm log}_{10}({\rm sSFR}) -10.840 -10.095 -9.362
{\rm stellar\ age} 3.541 6.604 8.193

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.889 -1.681 -1.358
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.790 -1.196 -0.224

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.066 0.308 0.714
\delta -0.432 -0.033 0.269
\tau_1/\tau_2 0.650 1.009 1.384
Q_{PAH} 0.835 2.569 4.956
U_{min} 3.168 8.406 15.693
{\rm log}_{10}(\gamma_e)\, -3.177 -2.045 -0.575

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.947 -0.723 -0.111
{\rm log}_{10}(\tau_{AGN})\, 1.123 1.555 1.976

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.623 -2.072 -1.617
0.03-0.10 Gyr -2.567 -1.679 -0.907
0.10-0.33 Gyr -2.324 -1.556 -0.876
0.33-1.10 Gyr -2.423 -1.716 -1.219
1.10-3.62 Gyr -2.368 -1.646 -1.341
3.62-12.00 Gyr -2.367 -1.615 -1.384
12.00-13.33 Gyr -2.566 -1.602 -1.018

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.719 10.850 10.939
{\rm log}_{10}({\rm SFR}) -1.484 -0.506 0.517
{\rm log}_{10}({\rm sSFR}) -12.356 -11.375 -10.342
{\rm stellar\ age} 6.419 7.903 10.460

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.873 -0.632 -0.421
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.477 -0.679 0.021

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.136 0.306 0.483
\delta -0.754 -0.341 0.172
\tau_1/\tau_2 0.535 0.924 1.331
Q_{PAH} 0.544 2.267 5.319
U_{min} 2.545 7.990 15.485
{\rm log}_{10}(\gamma_e)\, -3.417 -2.099 -0.994

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.728 -4.215 -3.346
{\rm log}_{10}(\tau_{AGN})\, 1.220 1.768 2.053

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.735 -0.470 0.198
0.03-0.10 Gyr -2.374 -0.582 0.606
0.10-0.33 Gyr -2.398 -0.421 0.591
0.33-1.10 Gyr -1.694 -0.103 0.554
1.10-3.62 Gyr -0.661 0.508 1.032
3.62-12.00 Gyr 0.150 0.941 1.119
12.00-13.33 Gyr 0.070 1.059 1.841