2025htl results

Information

Transient
Name:AT2025htl
Right ascension: 19h51m40.02s
Declination:58d03m53.56s
Discovery Date:April 16, 2025, 11:46 a.m.
Classification:None
Redshift:None
MW E(B-V):0.104
Host
Name:2025htl
Right ascension: 19h51m40.66s
Declination:58d03m55.25s
Redshift:0.028364
Photometric Redshift:0.032
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_NUV
GALEX_FUV
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 3.42
Transient MWEBV processed 0.08
Host match processed 2.49
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.85
Global aperture photometry processed 4.29
Validate global photometry processed 11.3
Global host SED inference processed 626.49
Local aperture photometry processed 4.09
Validate local photometry processed 0.02
Local host SED inference processed 471.03
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):19h51m40.02s, 58d03m53.56s
semi major axis, semi minor axis (arcsec):3.52, 3.52
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 346.96 0.97 17.549 0.003 AB
PanSTARRS_r 564.14 1.26 17.022 0.002 AB
PanSTARRS_i 708.23 1.28 16.775 0.002 AB
PanSTARRS_z 844.23 3.93 16.584 0.005 AB
PanSTARRS_y 1018.25 7.85 16.380 0.008 AB
2MASS_J 1291.3 80.77 15.228 0.068 Vega
2MASS_H 1588.87 137.38 14.530 0.094 Vega
2MASS_K 1347.25 133.59 14.239 0.108 Vega

Aperture details

RA, DEC (J2000):19h51m40.62s, 58d03m55.13s
semi major axis, semi minor axis (arcsec):16.42, 10.91
angle (degrees, anti-clockwise from east):-170.54
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 7618.91 3.86 14.195 0.001 AB
PanSTARRS_r 10338.17 4.86 13.864 0.001 AB
PanSTARRS_i 11555.92 4.9 13.743 0.000 AB
PanSTARRS_z 13253.76 14.93 13.594 0.001 AB
PanSTARRS_y 14595.4 30.01 13.489 0.002 AB
2MASS_J 15664.04 313.04 12.518 0.022 Vega
WISE_W1 6834.79 44.24 11.614 0.007 Vega
WISE_W2 4624.25 43.7 11.398 0.010 Vega
WISE_W3 27703.25 135.62 7.620 0.005 Vega
WISE_W4 36188.85 913.89 5.884 0.027 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.070 9.311 9.499
{\rm log}_{10}({\rm SFR}) -0.944 -0.337 0.118
{\rm log}_{10}({\rm sSFR}) -10.329 -9.657 -9.022
{\rm stellar\ age} 2.633 5.843 7.702

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.378 -0.789 -0.339
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.563 -0.621 0.173

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.350 0.619 0.883
\delta -0.703 -0.232 0.202
\tau_1/\tau_2 0.690 1.039 1.391
Q_{PAH} 0.601 2.153 4.225
U_{min} 2.733 8.040 15.240
{\rm log}_{10}(\gamma_e)\, -3.181 -1.930 -0.992

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.314 -2.801 -0.872
{\rm log}_{10}(\tau_{AGN})\, 0.915 1.426 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.886 -0.588 -0.277
0.03-0.10 Gyr -1.140 -0.276 0.241
0.10-0.33 Gyr -1.068 -0.360 0.154
0.33-1.10 Gyr -1.220 -0.585 -0.154
1.10-3.63 Gyr -1.258 -0.637 -0.312
3.63-12.04 Gyr -1.664 -0.739 -0.385
12.04-13.38 Gyr -1.841 -0.750 -0.150

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.292 10.530 10.642
{\rm log}_{10}({\rm SFR}) 0.182 0.755 1.176
{\rm log}_{10}({\rm sSFR}) -10.394 -9.792 -9.210
{\rm stellar\ age} 5.436 7.581 9.593

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.421 -1.094 -0.824
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.456 -0.884 0.056

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.060 0.116 0.210
\delta -0.895 -0.592 -0.042
\tau_1/\tau_2 0.770 1.240 1.656
Q_{PAH} 0.696 1.546 3.913
U_{min} 2.114 6.523 13.181
{\rm log}_{10}(\gamma_e)\, -3.604 -2.788 -1.697

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.413 -2.315 -1.584
{\rm log}_{10}(\tau_{AGN})\, 1.352 1.868 2.073

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.199 0.478 0.697
0.03-0.10 Gyr 0.068 0.837 1.304
0.10-0.33 Gyr -0.424 0.485 0.957
0.33-1.10 Gyr -0.676 0.135 0.607
1.10-3.63 Gyr -0.643 0.165 0.570
3.63-12.04 Gyr -0.043 0.560 0.780
12.04-13.38 Gyr -0.046 0.735 1.380