2026hgl results

Information

Transient
Name:AT2026hgl
Right ascension: 12h20m56.97s
Declination:38d47m18.15s
Discovery Date:March 15, 2026, 5:18 p.m.
Classification:None
Redshift:None
MW E(B-V):0.021
Host
Name:J122056.89+384720.11
Right ascension: 12h20m56.89s
Declination:38d47m20.11s
Redshift:0.095279
Photometric Redshift:None
 

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 17.04
Transient MWEBV processed 0.04
Host match processed 5.91
Host information processed 0.08
Host MWEBV processed 0.03
Global aperture construction processed 0.6
Global aperture photometry processed 5.11
Validate global photometry processed 15.79
Global host SED inference processed 440.33
Local aperture photometry processed 4.77
Validate local photometry processed 0.02
Local host SED inference processed 498.19
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h20m56.97s, 38d47m18.15s
semi major axis, semi minor axis (arcsec):1.13, 1.13
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 60.64 0.38 19.443 0.007 AB
PanSTARRS_z 65.67 0.76 19.357 0.013 AB
PanSTARRS_y 73.97 1.23 19.227 0.018 AB

Aperture details

RA, DEC (J2000):12h20m56.88s, 38d47m20.22s
semi major axis, semi minor axis (arcsec):6.69, 4.58
angle (degrees, anti-clockwise from east):-27.92
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 17.51 3.2 20.792 0.198 AB
GALEX_NUV 35.84 2.14 20.014 0.065 AB
SDSS_u 82.85 4.35 19.104 0.057 AB
SDSS_g 239.85 4.51 17.950 0.020 AB
PanSTARRS_g 244.71 1.21 17.928 0.005 AB
SDSS_r 400.59 5.74 17.393 0.016 AB
PanSTARRS_r 389.31 1.29 17.424 0.004 AB
SDSS_i 563.62 7.06 17.023 0.014 AB
PanSTARRS_i 555.17 1.76 17.039 0.003 AB
PanSTARRS_z 634.06 3.6 16.895 0.006 AB
SDSS_z 651.51 14.62 16.865 0.024 AB
PanSTARRS_y 765.09 5.91 16.691 0.008 AB
2MASS_J 1043.66 122.02 15.459 0.127 Vega
2MASS_H 1008.94 193.67 15.023 0.208 Vega
2MASS_K 874.87 199.17 14.707 0.247 Vega
WISE_W1 463.78 13.97 14.535 0.033 Vega
WISE_W2 339.89 16.87 14.233 0.054 Vega
WISE_W3 1279.67 72.88 10.958 0.062 Vega
WISE_W4 1762.25 476.7 9.165 0.294 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.961 9.269 9.446
{\rm log}_{10}({\rm SFR}) -1.083 -0.535 0.092
{\rm log}_{10}({\rm sSFR}) -10.434 -9.818 -9.083
{\rm stellar\ age} 1.843 5.635 7.525

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.312 -0.368 0.046
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.198 -0.613 0.072

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.203 0.492 0.900
\delta -0.697 -0.203 0.277
\tau_1/\tau_2 0.559 0.918 1.290
Q_{PAH} 0.989 2.767 5.107
U_{min} 3.380 8.652 15.769
{\rm log}_{10}(\gamma_e)\, -3.065 -1.886 -0.466

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.098 -0.829 -0.267
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.520 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.052 -0.531 -0.204
0.03-0.10 Gyr -1.452 -0.567 0.194
0.10-0.33 Gyr -1.470 -0.607 0.106
0.33-1.06 Gyr -1.692 -0.653 -0.123
1.06-3.46 Gyr -2.054 -0.803 -0.424
3.46-11.26 Gyr -2.035 -0.788 -0.428
11.26-12.51 Gyr -2.091 -0.804 -0.114

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.318 10.364 10.416
{\rm log}_{10}({\rm SFR}) 0.325 0.540 0.763
{\rm log}_{10}({\rm sSFR}) -10.059 -9.830 -9.594
{\rm stellar\ age} 6.702 7.399 9.171

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.362 -0.214 -0.104
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.120 0.284 0.413

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.132 0.180 0.272
\delta -0.914 -0.750 -0.493
\tau_1/\tau_2 0.836 1.181 1.521
Q_{PAH} 0.672 1.797 3.322
U_{min} 2.394 6.839 13.134
{\rm log}_{10}(\gamma_e)\, -3.204 -2.170 -1.372

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.048 -2.879 -1.979
{\rm log}_{10}(\tau_{AGN})\, 1.083 1.526 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.022 0.154 0.267
0.03-0.10 Gyr 0.387 0.647 0.895
0.10-0.33 Gyr -0.127 0.261 0.501
0.33-1.06 Gyr -0.506 -0.071 0.175
1.06-3.46 Gyr -0.369 0.082 0.348
3.46-11.26 Gyr 0.285 0.515 0.614
11.26-12.51 Gyr 0.199 0.687 1.270