2025hlh results

Information

Transient
Name:AT2025hlh
Right ascension: 21h56m52.09s
Declination:33d18m45.68s
Discovery Date:April 9, 2025, 2:41 p.m.
Classification:None
Redshift:None
MW E(B-V):0.117
Host
Name:2025hlh
Right ascension: 21h56m52.01s
Declination:33d18m52.92s
Redshift:0.060538
Photometric Redshift:0.057
 

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 4.08
Transient MWEBV processed 0.06
Host match processed 3.71
Host information processed 0.1
Host MWEBV processed 0.12
Global aperture construction processed 0.75
Global aperture photometry processed 4.4
Validate global photometry processed 12.75
Global host SED inference processed 480.75
Local aperture photometry processed 4.18
Validate local photometry processed 0.02
Local host SED inference processed 399.29
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h56m52.09s, 33d18m45.68s
semi major axis, semi minor axis (arcsec):1.71, 1.71
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 7.66 0.48 21.689 0.068 AB
PanSTARRS_r 13.75 0.43 21.054 0.034 AB
PanSTARRS_i 20.79 0.55 20.605 0.029 AB
PanSTARRS_z 17.89 1.61 20.769 0.098 AB
PanSTARRS_y 36.18 3.61 20.004 0.108 AB

Aperture details

RA, DEC (J2000):21h56m51.99s, 33d18m53.05s
semi major axis, semi minor axis (arcsec):8.15, 7.8
angle (degrees, anti-clockwise from east):-61.64
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV -4.39 3.5 AB
GALEX_NUV 6.89 2.82 21.804 0.445 AB
PanSTARRS_g 643.71 2.3 16.878 0.004 AB
PanSTARRS_r 1318.14 2.1 16.100 0.002 AB
PanSTARRS_i 1958.29 2.62 15.670 0.001 AB
PanSTARRS_z 2292.95 7.56 15.499 0.004 AB
PanSTARRS_y 3014.8 16.8 15.202 0.006 AB
2MASS_J 4363.5 184.8 13.906 0.046 Vega
2MASS_H 5864.05 281.45 13.112 0.052 Vega
2MASS_K 5943.1 330.07 12.627 0.060 Vega
WISE_W1 2625.41 39.77 12.653 0.016 Vega
WISE_W2 2264.34 41.16 12.174 0.020 Vega
WISE_W3 9037.99 117.34 8.836 0.014 Vega
WISE_W4 21703.94 1147.53 6.439 0.057 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.334 8.584 8.765
{\rm log}_{10}({\rm SFR}) -1.470 -1.056 -0.605
{\rm log}_{10}({\rm sSFR}) -10.164 -9.652 -9.068
{\rm stellar\ age} 2.550 5.781 7.378

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.620 -0.995 -0.256
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.307 0.074 0.281

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.661 1.070 1.473
\delta -0.257 -0.001 0.228
\tau_1/\tau_2 0.703 1.025 1.329
Q_{PAH} 0.627 1.872 4.191
U_{min} 2.736 7.580 14.447
{\rm log}_{10}(\gamma_e)\, -3.015 -2.109 -1.013

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.129 -1.106 -0.370
{\rm log}_{10}(\tau_{AGN})\, 1.003 1.424 1.804

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.299 -0.931 -0.544
0.03-0.10 Gyr -1.877 -1.196 -0.595
0.10-0.33 Gyr -1.923 -1.237 -0.697
0.33-1.08 Gyr -1.984 -1.282 -0.849
1.08-3.55 Gyr -2.200 -1.360 -1.065
3.55-11.66 Gyr -2.370 -1.441 -1.127
11.66-12.95 Gyr -2.515 -1.498 -0.910

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.636 10.703 10.772
{\rm log}_{10}({\rm SFR}) -0.189 0.361 0.698
{\rm log}_{10}({\rm sSFR}) -10.884 -10.332 -10.024
{\rm stellar\ age} 6.794 7.825 9.927

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.210 -0.040 0.071
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.167 0.197 0.330

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.153 0.281 0.436
\delta -0.749 -0.414 -0.044
\tau_1/\tau_2 0.467 0.972 1.445
Q_{PAH} 0.221 0.674 1.758
U_{min} 2.892 7.549 14.077
{\rm log}_{10}(\gamma_e)\, -2.927 -1.857 -1.197

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.265 -1.021 -0.795
{\rm log}_{10}(\tau_{AGN})\, 1.473 1.631 1.769

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.121 0.484 0.699
0.03-0.10 Gyr -0.793 0.259 0.740
0.10-0.33 Gyr -0.728 0.044 0.441
0.33-1.08 Gyr -0.614 -0.029 0.393
1.08-3.55 Gyr -0.293 0.387 0.791
3.55-11.66 Gyr 0.518 0.822 0.954
11.66-12.95 Gyr 0.454 1.037 1.640