2025hlg results

Information

Transient
Name:AT2025hlg
Right ascension: 12h30m22.33s
Declination:8d45m25.38s
Discovery Date:April 15, 2025, 9:23 p.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:2025hlg
Right ascension: 12h30m22.32s
Declination:8d45m26.53s
Redshift:0.102601
Photometric Redshift:0.104
 

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.63
Transient MWEBV processed 0.07
Host match processed 2.07
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.06
Validate global photometry processed 14.86
Global host SED inference processed 525.87
Local aperture photometry processed 6.25
Validate local photometry processed 0.02
Local host SED inference processed 1468.06
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h30m22.33s, 8d45m25.38s
semi major axis, semi minor axis (arcsec):1.06, 1.06
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 230.22 2.91 17.995 0.014 AB
PanSTARRS_y 178.05 1.09 18.274 0.007 AB

Aperture details

RA, DEC (J2000):12h30m22.32s, 8d45m26.71s
semi major axis, semi minor axis (arcsec):6.56, 3.98
angle (degrees, anti-clockwise from east):-4.52
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 233.25 0.85 17.980 0.004 AB
DES_z 983.89 6.15 16.418 0.007 AB
PanSTARRS_y 1035.81 5.06 16.362 0.005 AB
2MASS_H 1510.15 266.83 14.585 0.192 Vega
WISE_W1 617.49 14.58 14.224 0.026 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.141 9.451 9.700
{\rm log}_{10}({\rm SFR}) 0.324 0.669 1.098
{\rm log}_{10}({\rm sSFR}) -9.270 -8.775 -8.071
{\rm stellar\ age} 0.606 4.200 7.054

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.886 -1.643 -1.276
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.408 -0.787 0.059

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.299 0.528
\delta -0.851 -0.480 0.097
\tau_1/\tau_2 0.542 1.012 1.475
Q_{PAH} 0.379 1.820 4.150
U_{min} 3.566 9.327 17.072
{\rm log}_{10}(\gamma_e)\, -2.955 -1.584 -0.687

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.284 -2.904 -1.068
{\rm log}_{10}(\tau_{AGN})\, 0.982 1.625 2.044

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.565 0.918 1.173
0.03-0.10 Gyr -1.290 0.306 1.130
0.10-0.33 Gyr -2.585 -0.659 0.162
0.33-1.06 Gyr -3.406 -0.834 -0.024
1.06-3.44 Gyr -3.442 -0.865 -0.208
3.44-11.18 Gyr -3.621 -0.941 -0.212
11.18-12.42 Gyr -3.715 -0.994 0.098

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.487 10.647 10.789
{\rm log}_{10}({\rm SFR}) -3.106 -0.595 0.254
{\rm log}_{10}({\rm sSFR}) -13.777 -11.225 -10.328
{\rm stellar\ age} 5.117 7.256 10.877

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.325 -0.867 -0.620
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.458 -0.627 0.045

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.295 0.471 0.736
\delta -0.939 -0.771 -0.479
\tau_1/\tau_2 0.508 0.904 1.305
Q_{PAH} 0.412 1.578 3.900
U_{min} 2.859 8.555 16.897
{\rm log}_{10}(\gamma_e)\, -3.048 -1.658 -0.610

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.140 -2.671 -1.521
{\rm log}_{10}(\tau_{AGN})\, 1.122 1.549 1.933

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.268 -1.087 -0.074
0.03-0.10 Gyr -3.713 -0.752 0.347
0.10-0.33 Gyr -3.411 -0.470 0.616
0.33-1.06 Gyr -3.098 -0.321 0.638
1.06-3.44 Gyr -2.211 0.310 0.859
3.44-11.18 Gyr -0.926 0.679 0.960
11.18-12.42 Gyr -0.678 0.783 1.859