2026qtn results

Information

Transient
Name:AT2026qtn
Right ascension: 23h26m43.77s
Declination:4d42m39.29s
Discovery Date:June 28, 2026, 7:23 a.m.
Classification:None
Redshift:None
MW E(B-V):0.064
Host
Name:2817364
Object ID:11618.0
Catalog Name:glade
Catalog Release:latest
Right ascension: 23h26m43.55s
Declination:4d42m35.73s
Redshift:None
Photometric Redshift:0.037
 

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 15.65
Transient MWEBV processed 0.11
Host match processed 7.6
Host information processed 0.07
Host MWEBV processed 0.08
Global aperture construction processed 0.63
Global aperture photometry processed 5.17
Validate global photometry processed 14.23
Global host SED inference processed 492.54
Local aperture photometry processed 4.98
Validate local photometry processed 0.02
Local host SED inference processed 463.15
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h26m43.77s, 4d42m39.29s
semi major axis, semi minor axis (arcsec):2.69, 2.69
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 45.15 2.59 19.763 0.062 AB
SDSS_g 199.89 3.73 18.148 0.020 AB
PanSTARRS_g 220.35 0.65 18.042 0.003 AB
SDSS_r 408.3 5.39 17.373 0.014 AB
PanSTARRS_r 426.99 0.76 17.324 0.002 AB
SDSS_i 597.86 6.7 16.958 0.012 AB
PanSTARRS_i 608.86 0.74 16.939 0.001 AB
PanSTARRS_z 774.21 2.04 16.678 0.003 AB
SDSS_z 811.55 11.05 16.627 0.015 AB
PanSTARRS_y 954.23 4.32 16.451 0.005 AB

Aperture details

RA, DEC (J2000):23h26m43.55s, 4d42m36.05s
semi major axis, semi minor axis (arcsec):16.94, 8.62
angle (degrees, anti-clockwise from east):-141.58
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 29.73 3.86 20.217 0.141 AB
GALEX_NUV 50.1 3.27 19.650 0.071 AB
SDSS_u 382.81 10.22 17.443 0.029 AB
SDSS_g 1423.53 10.24 16.017 0.008 AB
PanSTARRS_g 1564.04 2.74 15.914 0.002 AB
SDSS_r 2968.98 15.23 15.218 0.006 AB
PanSTARRS_r 3048.02 3.1 15.190 0.001 AB
SDSS_i 4403.63 19.75 14.790 0.005 AB
PanSTARRS_i 4367.02 3.07 14.800 0.001 AB
PanSTARRS_z 5602.83 8.85 14.529 0.002 AB
SDSS_z 5733.39 41.88 14.504 0.008 AB
PanSTARRS_y 7043.84 18.97 14.280 0.003 AB
WISE_W1 5672.38 48.21 11.817 0.009 Vega
WISE_W2 4561.74 58.96 11.413 0.014 Vega
WISE_W3 19513.56 218.45 8.000 0.012 Vega
WISE_W4 63091.13 2301.54 5.280 0.040 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.634 9.751 9.864
{\rm log}_{10}({\rm SFR}) -1.488 -0.729 -0.117
{\rm log}_{10}({\rm sSFR}) -11.263 -10.491 -9.831
{\rm stellar\ age} 5.358 7.290 9.103

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.187 -0.540 -0.201
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.583 -0.426 0.178

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.276 0.754 1.202
\delta -0.577 -0.224 0.182
\tau_1/\tau_2 0.660 1.012 1.375
Q_{PAH} 0.535 1.784 3.973
U_{min} 2.571 7.676 14.613
{\rm log}_{10}(\gamma_e)\, -3.533 -2.294 -0.908

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.124 -2.075 -0.699
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.404 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.585 -0.788 -0.266
0.03-0.10 Gyr -1.749 -0.744 -0.064
0.10-0.33 Gyr -1.703 -0.669 -0.045
0.33-1.09 Gyr -1.444 -0.552 -0.070
1.09-3.61 Gyr -1.099 -0.304 0.028
3.61-11.93 Gyr -0.646 -0.185 0.004
11.93-13.25 Gyr -0.758 -0.071 0.537

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.567 10.641 10.703
{\rm log}_{10}({\rm SFR}) -0.615 -0.300 0.013
{\rm log}_{10}({\rm sSFR}) -11.243 -10.917 -10.571
{\rm stellar\ age} 6.736 7.649 8.580

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.537 -0.284 -0.108
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.220 -0.059 0.340

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.321 0.461 0.623
\delta -0.243 0.144 0.328
\tau_1/\tau_2 0.648 0.978 1.284
Q_{PAH} 0.300 0.918 2.110
U_{min} 3.143 8.099 15.159
{\rm log}_{10}(\gamma_e)\, -1.553 -0.870 -0.264

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.275 -0.989 -0.770
{\rm log}_{10}(\tau_{AGN})\, 1.323 1.606 1.787

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.195 -0.479 -0.068
0.03-0.10 Gyr -0.755 -0.280 0.100
0.10-0.33 Gyr -0.629 -0.122 0.278
0.33-1.09 Gyr -0.563 0.015 0.351
1.09-3.61 Gyr 0.069 0.528 0.779
3.61-11.93 Gyr 0.609 0.791 0.915
11.93-13.25 Gyr 0.224 0.811 1.256