2026hgu results

Information

Transient
Name:AT2026hgu
Right ascension: 14h53m12.08s
Declination:47d59m03.81s
Discovery Date:March 18, 2026, 7:13 p.m.
Classification:None
Redshift:None
MW E(B-V):0.021
Host
Name:J145312.17+475902.18
Right ascension: 14h53m12.17s
Declination:47d59m02.18s
Redshift:0.071318
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 17.21
Transient MWEBV processed 0.11
Host match processed 5.05
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 4.83
Validate global photometry processed 19.2
Global host SED inference processed 404.06
Local aperture photometry processed 4.67
Validate local photometry processed 0.02
Local host SED inference processed 422.09
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):14h53m12.08s, 47d59m03.81s
semi major axis, semi minor axis (arcsec):1.47, 1.47
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 67.41 2.17 19.328 0.035 AB
PanSTARRS_g 74.28 0.37 19.223 0.005 AB
SDSS_r 99.41 2.69 18.906 0.029 AB
PanSTARRS_r 111.7 0.52 18.780 0.005 AB
SDSS_i 142.47 3.3 18.516 0.025 AB
PanSTARRS_i 154.07 0.67 18.431 0.005 AB
PanSTARRS_z 167.83 0.99 18.338 0.006 AB
SDSS_z 146.51 5.64 18.485 0.042 AB
PanSTARRS_y 190.11 2.71 18.202 0.015 AB

Aperture details

RA, DEC (J2000):14h53m12.12s, 47d59m02.23s
semi major axis, semi minor axis (arcsec):7.56, 5.29
angle (degrees, anti-clockwise from east):-16.5
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 34.28 4.59 20.062 0.145 AB
GALEX_NUV 51.03 3.35 19.630 0.071 AB
SDSS_u 117.22 5.73 18.728 0.053 AB
SDSS_g 347.2 5.13 17.549 0.016 AB
PanSTARRS_g 351.67 1.39 17.535 0.004 AB
SDSS_r 520.82 6.74 17.108 0.014 AB
PanSTARRS_r 537.72 2.08 17.074 0.004 AB
SDSS_i 721.74 8.55 16.754 0.013 AB
PanSTARRS_i 730.51 2.72 16.741 0.004 AB
PanSTARRS_z 792.26 4.07 16.653 0.006 AB
SDSS_z 807.02 21.61 16.633 0.029 AB
PanSTARRS_y 923.49 11.47 16.486 0.013 AB
2MASS_J 974.26 147.13 15.533 0.164 Vega
2MASS_H 1167.16 248.84 14.865 0.231 Vega
2MASS_K 1441.19 239.64 14.165 0.181 Vega
WISE_W1 537.9 10.29 14.374 0.021 Vega
WISE_W2 352.17 13.3 14.194 0.041 Vega
WISE_W3 1268.77 48.27 10.968 0.041 Vega
WISE_W4 1280.21 308.79 9.512 0.262 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.339 9.486 9.599
{\rm log}_{10}({\rm SFR}) -1.091 -0.583 -0.071
{\rm log}_{10}({\rm sSFR}) -10.627 -10.051 -9.451
{\rm stellar\ age} 4.104 6.451 7.945

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.346 -0.863 -0.463
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.623 -0.748 -0.043

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.198 0.513 0.874
\delta -0.581 -0.115 0.223
\tau_1/\tau_2 0.672 1.009 1.354
Q_{PAH} 0.684 2.213 4.843
U_{min} 3.170 7.942 14.526
{\rm log}_{10}(\gamma_e)\, -3.205 -2.073 -0.663

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.447 -1.329 -0.402
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.390 1.871

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.968 -0.642 -0.300
0.03-0.10 Gyr -1.251 -0.576 0.013
0.10-0.33 Gyr -1.211 -0.516 0.018
0.33-1.07 Gyr -1.196 -0.512 -0.078
1.07-3.52 Gyr -1.052 -0.479 -0.201
3.52-11.53 Gyr -0.926 -0.460 -0.225
11.53-12.81 Gyr -1.125 -0.438 0.094

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.040 10.097 10.146
{\rm log}_{10}({\rm SFR}) -0.123 0.075 0.316
{\rm log}_{10}({\rm sSFR}) -10.231 -10.022 -9.780
{\rm stellar\ age} 5.656 6.534 7.414

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.607 -0.409 -0.263
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.012 0.210 0.368

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.116 0.192 0.333
\delta -0.744 -0.394 -0.049
\tau_1/\tau_2 0.804 1.093 1.403
Q_{PAH} 0.705 1.632 3.238
U_{min} 2.374 6.991 13.231
{\rm log}_{10}(\gamma_e)\, -3.122 -2.055 -1.407

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.342 -3.304 -2.281
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.525 1.914

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.200 -0.079 0.023
0.03-0.10 Gyr -0.140 0.136 0.422
0.10-0.33 Gyr 0.037 0.259 0.468
0.33-1.07 Gyr -0.072 0.166 0.339
1.07-3.52 Gyr -0.053 0.170 0.342
3.52-11.53 Gyr 0.044 0.200 0.307
11.53-12.81 Gyr -0.229 0.208 0.584