2025her

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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
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.47
Cutout download processed 20.05
Global aperture construction processed 0.72
Local aperture photometry processed 7.01
Global aperture photometry processed 7.12
Validate local photometry processed 0.02
Validate global photometry processed 19.72
Host information processed 0.1
Global host SED inference processed 397.78
Local host SED inference processed 470.29
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.05
Log transient processing status processed None
 

Cutout Download Report

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:
 

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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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