2025her results

Information

Transient
Name:AT2025her
Right ascension: 16h54m23.84s
Declination:19d55m48.59s
Discovery Date:April 6, 2025, 10:10 a.m.
Classification:None
Redshift:None
MW E(B-V):0.067
Host
Name:2025her
Right ascension: 16h54m23.79s
Declination:19d55m48.56s
Redshift:0.090934
Photometric Redshift:0.103
 

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 20.05
Transient MWEBV processed 0.08
Host match processed 2.47
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.72
Global aperture photometry processed 7.12
Validate global photometry processed 19.72
Global host SED inference processed 397.78
Local aperture photometry processed 7.01
Validate local photometry processed 0.02
Local host SED inference processed 470.29
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h54m23.84s, 19d55m48.59s
semi major axis, semi minor axis (arcsec):1.18, 1.18
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 60.7 0.39 19.442 0.007 AB
DES_r 120.72 0.9 18.696 0.008 AB
PanSTARRS_i 156.44 0.38 18.414 0.003 AB
PanSTARRS_z 177.6 1.17 18.276 0.007 AB
DES_z 192.44 3.27 18.189 0.018 AB
PanSTARRS_y 199.64 2.04 18.149 0.011 AB

Aperture details

RA, DEC (J2000):16h54m23.79s, 19d55m48.96s
semi major axis, semi minor axis (arcsec):6.79, 4.46
angle (degrees, anti-clockwise from east):-151.93
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 16.88 3.29 20.832 0.212 AB
GALEX_NUV 25.93 2.54 20.366 0.106 AB
SDSS_u 95.59 4.84 18.949 0.055 AB
SDSS_g 241.6 4.29 17.942 0.019 AB
DES_g 246.85 0.84 17.919 0.004 AB
PanSTARRS_g 241.72 1.01 17.942 0.005 AB
SDSS_r 389.68 5.62 17.423 0.016 AB
PanSTARRS_r 402.48 1.59 17.388 0.004 AB
DES_r 437.54 1.83 17.297 0.005 AB
SDSS_i 613.37 7.52 16.931 0.013 AB
PanSTARRS_i 593.24 1.58 16.967 0.003 AB
PanSTARRS_z 642.19 5.25 16.881 0.009 AB
SDSS_z 687.35 14.87 16.807 0.023 AB
DES_z 706.48 6.44 16.777 0.010 AB
PanSTARRS_y 738.19 9.27 16.730 0.014 AB
2MASS_J 979.18 124.91 15.528 0.138 Vega
2MASS_H 1325.13 181.6 14.727 0.149 Vega
2MASS_K 1266.96 242.96 14.305 0.208 Vega
WISE_W1 673.55 19.4 14.130 0.031 Vega
WISE_W2 493.72 19.09 13.827 0.042 Vega
WISE_W3 2557.77 88.28 10.206 0.037 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.707 9.835 9.960
{\rm log}_{10}({\rm SFR}) -1.430 -0.585 -0.081
{\rm log}_{10}({\rm sSFR}) -11.288 -10.409 -9.868
{\rm stellar\ age} 5.182 7.157 9.534

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.577 -1.130 -0.754
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.618 -0.520 0.225

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.147 0.476 0.788
\delta -0.641 -0.185 0.167
\tau_1/\tau_2 0.696 1.076 1.403
Q_{PAH} 0.744 2.505 5.270
U_{min} 2.741 7.795 14.746
{\rm log}_{10}(\gamma_e)\, -3.144 -2.111 -0.715

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.012 -1.062 -0.182
{\rm log}_{10}(\tau_{AGN})\, 0.919 1.395 1.965

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.370 -0.702 -0.276
0.03-0.10 Gyr -1.740 -0.603 0.004
0.10-0.33 Gyr -1.726 -0.562 0.025
0.33-1.06 Gyr -1.660 -0.486 0.090
1.06-3.47 Gyr -1.464 -0.319 0.065
3.47-11.31 Gyr -0.661 -0.095 0.114
11.31-12.57 Gyr -0.590 0.079 0.813

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.043 10.192 10.286
{\rm log}_{10}({\rm SFR}) 0.635 0.898 1.202
{\rm log}_{10}({\rm sSFR}) -9.622 -9.308 -8.863
{\rm stellar\ age} 4.739 6.140 7.193

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.465 -0.235 -0.090
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.121 0.305 0.429

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.264 0.462 0.728
\delta -0.636 -0.352 -0.181
\tau_1/\tau_2 0.690 0.974 1.335
Q_{PAH} 0.683 1.632 3.048
U_{min} 2.138 6.096 12.140
{\rm log}_{10}(\gamma_e)\, -3.370 -2.579 -1.753

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.851 -1.929 -1.541
{\rm log}_{10}(\tau_{AGN})\, 0.937 1.267 1.683

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.391 0.513 0.681
0.03-0.10 Gyr 0.704 1.002 1.329
0.10-0.33 Gyr 0.081 0.446 0.788
0.33-1.06 Gyr -0.213 0.156 0.395
1.06-3.47 Gyr -0.113 0.225 0.459
3.47-11.31 Gyr -0.104 0.240 0.428
11.31-12.57 Gyr -0.272 0.276 0.708