2026qbv results

Information

Transient
Name:AT2026qbv
Right ascension: 21h37m40.33s
Declination:26d12m29.66s
Discovery Date:June 24, 2026, 2:05 a.m.
Classification:None
Redshift:None
MW E(B-V):0.066
Host
Name:J213740.07+261230.36
Object ID:9906631075824277
Catalog Name:decals
Catalog Release:dr9
Right ascension: 21h37m40.07s
Declination:26d12m30.36s
Redshift:None
Photometric Redshift:0.080
 

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: completed

Task Name Status Time (s)
Cutout download processed 17.0
Transient MWEBV processed 0.16
Host match processed 5.29
Host information processed 0.07
Host MWEBV processed 0.15
Global aperture construction processed 0.69
Global aperture photometry processed 5.0
Validate global photometry processed 16.2
Global host SED inference processed 417.23
Local aperture photometry processed 4.93
Validate local photometry processed 0.02
Local host SED inference processed 436.6
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h37m40.33s, 26d12m29.66s
semi major axis, semi minor axis (arcsec):1.33, 1.33
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 7.16 0.26 21.762 0.040 AB
SDSS_r 11.1 1.22 21.286 0.120 AB
PanSTARRS_r 10.23 0.34 21.376 0.036 AB
SDSS_i 15.68 1.61 20.912 0.112 AB
PanSTARRS_i 13.87 0.44 21.045 0.034 AB
PanSTARRS_z 13.47 0.93 21.077 0.075 AB
SDSS_z 16.01 6.92 20.889 0.470 AB
PanSTARRS_y 9.8 2.29 21.422 0.253 AB

Aperture details

RA, DEC (J2000):21h37m40.05s, 26d12m30.71s
semi major axis, semi minor axis (arcsec):7.61, 4.89
angle (degrees, anti-clockwise from east):-65.29
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 120.36 3.78 18.699 0.034 AB
PanSTARRS_g 85.09 1.2 19.075 0.015 AB
SDSS_i 214.24 6.97 18.073 0.035 AB
PanSTARRS_z 196.43 4.21 18.167 0.023 AB
PanSTARRS_y 275.23 10.38 17.801 0.041 AB
2MASS_J 174.91 164.74 17.398 1.023 Vega
2MASS_H -171.33 267.41 Vega
2MASS_K 407.04 249.38 15.538 0.665 Vega
WISE_W1 113.05 17.48 16.068 0.168 Vega
WISE_W2 64.3 17.15 16.040 0.290 Vega
WISE_W4 477.46 417.2 10.583 0.949 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.245 8.451 8.606
{\rm log}_{10}({\rm SFR}) -1.734 -1.210 -0.532
{\rm log}_{10}({\rm sSFR}) -10.188 -9.684 -8.954
{\rm stellar\ age} 2.431 5.572 7.089

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.687 -1.252 -0.666
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.650 -1.059 -0.074

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.226 0.572 1.033
\delta -0.270 0.065 0.299
\tau_1/\tau_2 0.708 1.072 1.425
Q_{PAH} 1.207 3.036 5.258
U_{min} 2.906 8.171 15.216
{\rm log}_{10}(\gamma_e)\, -2.768 -1.693 -0.612

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.789 -0.324 0.135
{\rm log}_{10}(\tau_{AGN})\, 0.990 1.447 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.758 -1.360 -0.907
0.03-0.10 Gyr -1.867 -1.192 -0.432
0.10-0.33 Gyr -1.925 -1.281 -0.749
0.33-1.07 Gyr -2.160 -1.417 -0.986
1.07-3.50 Gyr -2.299 -1.502 -1.214
3.50-11.43 Gyr -2.479 -1.566 -1.296
11.43-12.70 Gyr -2.599 -1.631 -1.090

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.438 9.604 9.713
{\rm log}_{10}({\rm SFR}) -0.725 -0.286 0.168
{\rm log}_{10}({\rm sSFR}) -10.337 -9.907 -9.383
{\rm stellar\ age} 3.812 6.079 7.424

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.192 -0.661 -0.331
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.005 0.153 0.293

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.273 0.447
\delta -0.825 -0.462 -0.015
\tau_1/\tau_2 0.723 1.103 1.469
Q_{PAH} 0.609 1.787 3.934
U_{min} 2.443 7.451 13.846
{\rm log}_{10}(\gamma_e)\, -2.879 -1.838 -0.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.367 -3.387 -2.231
{\rm log}_{10}(\tau_{AGN})\, 1.135 1.608 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.571 -0.336 -0.082
0.03-0.10 Gyr -0.983 -0.288 0.267
0.10-0.33 Gyr -0.853 -0.265 0.159
0.33-1.07 Gyr -0.761 -0.298 0.044
1.07-3.50 Gyr -0.738 -0.309 -0.030
3.50-11.43 Gyr -0.959 -0.365 -0.137
11.43-12.70 Gyr -1.220 -0.410 0.159