2026gcq results

Information

Transient
Name:AT2026gcq
Right ascension: 8h20m11.09s
Declination:15d40m20.30s
Discovery Date:Feb. 7, 2026, 4:48 p.m.
Classification:None
Redshift:None
MW E(B-V):0.033
Host
Name:1490624
Right ascension: 8h20m10.68s
Declination:15d40m31.99s
Redshift:0.087619
Photometric Redshift:None
 

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
DES_g
DES_r
DES_z
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.35
Transient MWEBV processed 0.05
Host match processed 4.61
Host information processed 0.04
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.5
Validate global photometry processed 13.9
Global host SED inference processed 571.64
Local aperture photometry processed 5.67
Validate local photometry processed 0.03
Local host SED inference processed 443.22
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h20m11.09s, 15d40m20.30s
semi major axis, semi minor axis (arcsec):1.22, 1.22
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 2.47 0.11 22.918 0.048 AB
PanSTARRS_r 3.57 0.31 22.518 0.094 AB
DES_r 3.95 0.19 22.410 0.054 AB
PanSTARRS_i 4.47 0.38 22.273 0.093 AB
PanSTARRS_z 3.77 0.83 22.459 0.238 AB
DES_z 5.89 0.48 21.975 0.088 AB
PanSTARRS_y 7.14 1.93 21.766 0.293 AB

Aperture details

RA, DEC (J2000):8h20m10.65s, 15d40m32.44s
semi major axis, semi minor axis (arcsec):21.03, 16.8
angle (degrees, anti-clockwise from east):-68.37
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 1579.99 2.1 15.903 0.001 AB
PanSTARRS_r 2868.98 4.8 15.256 0.002 AB
DES_r 2969.1 4.28 15.218 0.002 AB
PanSTARRS_i 3648.04 5.87 14.995 0.002 AB
PanSTARRS_z 4438.44 12.77 14.782 0.003 AB
2MASS_H 6820.43 649.3 12.948 0.103 Vega
2MASS_K 7046.89 702.43 12.442 0.108 Vega
WISE_W1 3617.88 45.8 12.305 0.014 Vega
WISE_W3 7943.7 253.17 8.976 0.035 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.699 8.021 8.207
{\rm log}_{10}({\rm SFR}) -1.737 -1.245 -0.681
{\rm log}_{10}({\rm sSFR}) -9.859 -9.267 -8.477
{\rm stellar\ age} 0.469 3.607 6.000

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.474 -0.786 -0.187
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.319 -0.532 0.147

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.594 0.981 1.481
\delta -0.183 0.095 0.282
\tau_1/\tau_2 0.679 1.071 1.452
Q_{PAH} 1.201 2.908 5.149
U_{min} 2.831 7.997 15.562
{\rm log}_{10}(\gamma_e)\, -2.771 -1.746 -0.802

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.364 -0.097 0.298
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.506 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.693 -1.245 -0.785
0.03-0.10 Gyr -2.004 -1.319 -0.647
0.10-0.33 Gyr -1.906 -1.302 -0.771
0.33-1.07 Gyr -2.992 -1.596 -1.205
1.07-3.48 Gyr -4.072 -2.016 -1.574
3.48-11.35 Gyr -4.631 -2.307 -1.748
11.35-12.61 Gyr -4.611 -2.359 -1.654

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.000 11.138 11.243
{\rm log}_{10}({\rm SFR}) -1.075 0.596 1.305
{\rm log}_{10}({\rm sSFR}) -12.148 -10.540 -9.848
{\rm stellar\ age} 3.725 6.900 9.023

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.059 -0.540 -0.318
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.512 -0.380 0.294

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.146 0.264 0.525
\delta -0.771 -0.111 0.269
\tau_1/\tau_2 0.626 1.057 1.466
Q_{PAH} 0.980 2.457 4.953
U_{min} 3.180 8.965 16.658
{\rm log}_{10}(\gamma_e)\, -2.783 -1.803 -0.836

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.681 -1.578 -1.059
{\rm log}_{10}(\tau_{AGN})\, 1.219 1.524 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.635 -0.211 0.447
0.03-0.10 Gyr -1.254 0.700 1.457
0.10-0.33 Gyr -0.928 0.842 1.331
0.33-1.07 Gyr -1.408 0.652 1.163
1.07-3.48 Gyr 0.214 1.115 1.654
3.48-11.35 Gyr -0.006 1.171 1.412
11.35-12.61 Gyr -0.592 1.182 2.058