2026qaj results

Information

Transient
Name:AT2026qaj
Right ascension: 23h03m56.82s
Declination:27d39m44.83s
Discovery Date:June 21, 2026, 4:41 a.m.
Classification:None
Redshift:None
MW E(B-V):0.065
Host
Name:J230356.84+273946.08
Object ID:9906631585826295
Catalog Name:decals
Catalog Release:dr9
Right ascension: 23h03m56.84s
Declination:27d39m46.08s
Redshift:None
Photometric Redshift:0.082
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 16.12
Transient MWEBV processed 0.14
Host match processed 6.35
Host information processed 0.12
Host MWEBV processed 0.11
Global aperture construction processed 0.66
Global aperture photometry processed 4.87
Validate global photometry processed 14.69
Global host SED inference processed 489.28
Local aperture photometry processed 4.73
Validate local photometry processed 0.02
Local host SED inference processed 471.81
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h03m56.82s, 27d39m44.83s
semi major axis, semi minor axis (arcsec):1.3, 1.3
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 11.43 0.43 21.255 0.041 AB
SDSS_i 14.62 1.46 20.987 0.109 AB
PanSTARRS_i 12.28 0.5 21.177 0.044 AB
PanSTARRS_z 12.33 1.13 21.173 0.100 AB
SDSS_z 12.63 4.43 21.147 0.381 AB
PanSTARRS_y 14.35 2.31 21.008 0.175 AB

Aperture details

RA, DEC (J2000):23h03m56.82s, 27d39m46.30s
semi major axis, semi minor axis (arcsec):4.13, 3.44
angle (degrees, anti-clockwise from east):-30.14
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 23.64 3.53 20.466 0.162 AB
SDSS_g 29.8 2.07 20.214 0.075 AB
PanSTARRS_g 31.5 0.84 20.154 0.029 AB
SDSS_r 42.37 2.74 19.832 0.070 AB
PanSTARRS_r 45.92 1.24 19.745 0.029 AB
SDSS_i 59.35 3.75 19.466 0.069 AB
PanSTARRS_i 50.88 1.41 19.634 0.030 AB
PanSTARRS_z 48.37 3.21 19.688 0.072 AB
SDSS_z 54.04 12.68 19.568 0.255 AB
PanSTARRS_y 70.92 6.52 19.273 0.100 AB
2MASS_J 82.51 103.03 18.214 1.356 Vega
2MASS_H 153.51 176.92 17.067 1.251 Vega
2MASS_K 53.52 162.21 17.741 3.291 Vega
WISE_W1 30.19 10.56 17.501 0.380 Vega
WISE_W2 12.51 12.86 17.818 1.116 Vega
WISE_W3 5.53 55.46 16.869 10.887 Vega
WISE_W4 -134.93 389.12 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.054 8.318 8.526
{\rm log}_{10}({\rm SFR}) -2.047 -1.289 -0.412
{\rm log}_{10}({\rm sSFR}) -10.416 -9.663 -8.517
{\rm stellar\ age} 0.723 4.731 7.083

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.626 -1.048 -0.302
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.465 -0.756 0.026

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.392 0.842
\delta -0.619 -0.182 0.225
\tau_1/\tau_2 0.586 0.996 1.430
Q_{PAH} 1.186 2.770 4.903
U_{min} 3.218 8.579 16.015
{\rm log}_{10}(\gamma_e)\, -2.714 -1.584 -0.586

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.379 -0.153 0.212
{\rm log}_{10}(\tau_{AGN})\, 1.077 1.565 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.066 -1.518 -0.988
0.03-0.10 Gyr -2.283 -1.283 -0.293
0.10-0.33 Gyr -2.497 -1.436 -0.727
0.33-1.07 Gyr -3.223 -1.491 -0.957
1.07-3.49 Gyr -3.880 -1.688 -1.303
3.49-11.41 Gyr -4.105 -1.855 -1.369
11.41-12.68 Gyr -3.879 -1.894 -1.168

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.401 8.778 8.987
{\rm log}_{10}({\rm SFR}) -0.459 -0.017 0.383
{\rm log}_{10}({\rm sSFR}) -9.365 -8.769 -8.035
{\rm stellar\ age} 0.246 3.772 6.387

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.404 -0.500 0.033
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.004 0.178 0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.148 0.395 0.883
\delta -0.580 -0.046 0.226
\tau_1/\tau_2 0.607 1.046 1.497
Q_{PAH} 1.350 3.574 5.658
U_{min} 3.433 8.957 16.596
{\rm log}_{10}(\gamma_e)\, -3.044 -1.924 -0.657

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.681 -1.555 -0.604
{\rm log}_{10}(\tau_{AGN})\, 0.915 1.395 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.906 -0.590 -0.296
0.03-0.10 Gyr -0.384 0.095 0.524
0.10-0.33 Gyr -2.435 -0.617 -0.087
0.33-1.07 Gyr -3.733 -1.321 -0.697
1.07-3.49 Gyr -4.394 -1.493 -0.908
3.49-11.41 Gyr -4.609 -1.606 -1.028
11.41-12.68 Gyr -4.563 -1.584 -0.749