2025hlt results

Information

Transient
Name:AT2025hlt
Right ascension: 9h55m21.15s
Declination:-18d08m40.23s
Discovery Date:April 11, 2025, 6 a.m.
Classification:None
Redshift:None
MW E(B-V):0.036
Host
Name:2025hlt
Right ascension: 9h55m21.17s
Declination:-18d08m38.43s
Redshift:None
Photometric Redshift:0.107
 

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
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.82
Transient MWEBV processed 0.04
Host match processed 1.91
Host information processed 0.11
Host MWEBV processed 0.07
Global aperture construction processed 0.7
Global aperture photometry processed 4.68
Validate global photometry processed 13.26
Global host SED inference processed 385.92
Local aperture photometry processed 5.07
Validate local photometry processed 0.02
Local host SED inference processed 745.29
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):9h55m21.15s, -18d08m40.23s
semi major axis, semi minor axis (arcsec):1.02, 1.02
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 39.18 2.41 19.917 0.067 AB
PanSTARRS_y 34.9 1.79 20.043 0.056 AB

Aperture details

RA, DEC (J2000):9h55m21.15s, -18d08m38.69s
semi major axis, semi minor axis (arcsec):7.31, 3.36
angle (degrees, anti-clockwise from east):-1.06
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.5 2.46 21.158 0.213 AB
GALEX_NUV 18.73 1.92 20.719 0.111 AB
PanSTARRS_g 100.03 1.26 18.900 0.014 AB
PanSTARRS_r 148.74 2.74 18.469 0.020 AB
PanSTARRS_i 188.03 2.35 18.214 0.014 AB
PanSTARRS_z 200.36 2.4 18.145 0.013 AB
DES_z 217.83 6.73 18.055 0.034 AB
PanSTARRS_y 216.76 8.54 18.060 0.043 AB
2MASS_J 184.33 135.41 17.341 0.798 Vega
2MASS_H 243.43 179.16 16.566 0.799 Vega
2MASS_K 338.75 273.07 15.738 0.875 Vega
WISE_W1 125.56 10.5 15.954 0.091 Vega
WISE_W2 103.02 14.32 15.529 0.151 Vega
WISE_W3 275.85 83.89 12.624 0.330 Vega
WISE_W4 541.32 419.26 10.446 0.841 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.780 9.183 9.384
{\rm log}_{10}({\rm SFR}) -0.844 -0.346 0.095
{\rm log}_{10}({\rm sSFR}) -10.106 -9.518 -8.708
{\rm stellar\ age} 2.227 6.160 8.362

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.240 -0.363 0.068
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.050 -0.540 0.114

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.331 0.750 1.225
\delta -0.600 -0.187 0.157
\tau_1/\tau_2 0.460 0.908 1.407
Q_{PAH} 0.618 1.992 4.125
U_{min} 3.056 8.111 15.072
{\rm log}_{10}(\gamma_e)\, -3.339 -2.324 -1.169

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.083 -0.884 -0.121
{\rm log}_{10}(\tau_{AGN})\, 1.094 1.516 1.993

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.648 -0.178 0.209
0.03-0.10 Gyr -1.855 -0.647 0.047
0.10-0.32 Gyr -2.806 -1.258 -0.457
0.32-1.05 Gyr -3.152 -1.244 -0.384
1.05-3.43 Gyr -2.893 -1.131 -0.584
3.43-11.13 Gyr -2.384 -0.920 -0.495
11.13-12.37 Gyr -2.184 -0.839 0.027

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.723 9.793 9.877
{\rm log}_{10}({\rm SFR}) -0.358 -0.085 0.187
{\rm log}_{10}({\rm sSFR}) -10.159 -9.885 -9.602
{\rm stellar\ age} 4.631 5.773 6.803

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.116 -0.693 -0.350
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.424 -0.654 0.027

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.094 0.177 0.313
\delta -0.601 -0.159 0.177
\tau_1/\tau_2 0.702 0.982 1.274
Q_{PAH} 0.823 2.150 4.025
U_{min} 2.440 7.322 14.021
{\rm log}_{10}(\gamma_e)\, -2.614 -1.570 -0.615

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.891 -2.236 -1.359
{\rm log}_{10}(\tau_{AGN})\, 1.005 1.430 1.865

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.638 -0.348 -0.185
0.03-0.10 Gyr -0.330 -0.001 0.306
0.10-0.32 Gyr -0.012 0.239 0.450
0.32-1.05 Gyr -0.199 0.072 0.278
1.05-3.43 Gyr -0.294 -0.075 0.106
3.43-11.13 Gyr -0.363 -0.140 0.018
11.13-12.37 Gyr -0.629 -0.135 0.265