2026gaq results

Information

Transient
Name:AT2026gaq
Right ascension: 3h02m39.05s
Declination:-48d25m00.22s
Discovery Date:March 18, 2026, 12:52 a.m.
Classification:None
Redshift:None
MW E(B-V):0.015
Host
Name:J030239.00-482459.09
Right ascension: 3h02m39.00s
Declination:-48d24m59.09s
Redshift:None
Photometric Redshift:0.061
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.74
Transient MWEBV processed 0.14
Host match processed 6.74
Host information processed 0.12
Host MWEBV processed 0.06
Global aperture construction processed 0.63
Global aperture photometry processed 2.44
Validate global photometry processed 9.01
Global host SED inference processed 447.0
Local aperture photometry processed 2.37
Validate local photometry processed 0.02
Local host SED inference processed 599.06
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):3h02m39.05s, -48d25m00.22s
semi major axis, semi minor axis (arcsec):1.7, 1.7
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 233.01 0.43 17.982 0.002 AB
DES_r 572.14 0.9 17.006 0.002 AB
DES_z 1041.71 3.86 16.356 0.004 AB

Aperture details

RA, DEC (J2000):3h02m39.00s, -48d24m59.11s
semi major axis, semi minor axis (arcsec):12.51, 3.42
angle (degrees, anti-clockwise from east):24.55
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.99 2.17 21.789 0.337 AB
GALEX_NUV 10.29 1.53 21.369 0.161 AB
DES_g 662.1 0.77 16.848 0.001 AB
DES_r 1493.26 1.51 15.965 0.001 AB
DES_z 2614.85 6.24 15.356 0.003 AB
2MASS_J 3507.54 170.91 14.143 0.053 Vega
2MASS_H 4281.69 249.77 13.453 0.063 Vega
2MASS_K 3774.07 322.88 13.120 0.093 Vega
WISE_W1 1724.52 20.84 13.109 0.013 Vega
WISE_W2 1050.5 22.88 13.008 0.024 Vega
WISE_W3 820.24 72.9 11.441 0.096 Vega
WISE_W4 1186.4 434.47 9.594 0.398 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.019 10.206 10.363
{\rm log}_{10}({\rm SFR}) -0.896 0.011 0.770
{\rm log}_{10}({\rm sSFR}) -11.196 -10.190 -9.308
{\rm stellar\ age} 4.162 6.957 9.172

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.608 -0.852 -0.258
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.741 -0.019 0.305

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.593 0.933 1.392
\delta -0.879 -0.667 -0.326
\tau_1/\tau_2 0.532 0.892 1.289
Q_{PAH} 0.414 1.962 4.030
U_{min} 2.767 8.004 15.427
{\rm log}_{10}(\gamma_e)\, -3.416 -2.266 -0.926

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.257 -2.602 -0.356
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.385 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.820 0.128 0.564
0.03-0.10 Gyr -1.480 -0.192 0.828
0.10-0.33 Gyr -1.622 -0.250 0.673
0.33-1.08 Gyr -1.673 -0.167 0.475
1.08-3.55 Gyr -1.494 0.050 0.460
3.55-11.65 Gyr -0.835 0.201 0.494
11.65-12.94 Gyr -0.774 0.289 1.113

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.666 10.765 10.807
{\rm log}_{10}({\rm SFR}) -1.953 -1.451 -1.039
{\rm log}_{10}({\rm sSFR}) -12.722 -12.162 -11.764
{\rm stellar\ age} 8.117 11.391 12.280

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.683 -0.511 -0.377
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.531 -0.544 0.232

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.071 0.140 0.249
\delta -0.665 -0.297 0.035
\tau_1/\tau_2 0.519 0.912 1.337
Q_{PAH} 0.723 2.375 4.471
U_{min} 2.646 8.204 16.249
{\rm log}_{10}(\gamma_e)\, -2.892 -1.710 -0.608

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.044 -2.891 -2.014
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.481 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.158 -1.387 -1.002
0.03-0.10 Gyr -3.399 -1.649 -1.030
0.10-0.33 Gyr -4.300 -1.843 -1.058
0.33-1.08 Gyr -4.648 -2.045 -1.080
1.08-3.55 Gyr -3.523 -1.559 -0.465
3.55-11.65 Gyr -1.694 0.324 0.932
11.65-12.94 Gyr 0.894 1.821 1.946