2025het

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Information

Transient

Name: AT2025het
Right ascension: 17h55m41.21s
Declination: 28d37m52.02s
Discovery Date: April 9, 2025, 10:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.045

Host

Name: 2025het
Right ascension: 17h55m41.03s
Declination: 28d37m57.10s
Redshift: 0.079591
Photometric Redshift: 0.081
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.27
Cutout download processed 8.52
Global aperture construction processed 0.67
Local aperture photometry processed 5.2
Global aperture photometry processed 5.23
Validate local photometry processed 0.02
Validate global photometry processed 12.51
Host information processed 0.1
Global host SED inference processed 619.73
Local host SED inference processed 433.33
Transient information processed 0.0
Transient MWEBV processed 0.14
Host MWEBV processed 0.06
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) = 17h55m41.21s, 28d37m52.02s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
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 5.35 0.25 22.079 0.050 AB
PanSTARRS_g 4.52 0.36 22.262 0.086 AB
PanSTARRS_r 8.93 0.41 21.522 0.050 AB
DES_r 10.44 0.53 21.354 0.055 AB
PanSTARRS_i 13.12 0.35 21.105 0.029 AB
PanSTARRS_z 17.6 1.22 20.786 0.075 AB
DES_z 16.19 1.29 20.877 0.086 AB
PanSTARRS_y 16.68 2.64 20.845 0.172 AB

Aperture details

RA, DEC (J2000) = 17h55m40.90s, 28d37m54.78s
semi major axis, semi minor axis (arcsec) = 21.54, 7.87
angle (degrees, anti-clockwise from east) = -143.15

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 48.28 4.03 19.691 0.091 AB
DES_g 819.63 2.8 16.616 0.004 AB
PanSTARRS_g 814.26 3.52 16.623 0.005 AB
PanSTARRS_r 1742.36 4.11 15.797 0.003 AB
DES_r 1909.98 6.76 15.697 0.004 AB
PanSTARRS_i 3085.24 3.52 15.177 0.001 AB
PanSTARRS_z 4196.25 11.78 14.843 0.003 AB
DES_z 3000.83 16.71 15.207 0.006 AB
WISE_W1 3009.75 36.43 12.505 0.013 Vega
WISE_W2 1884.5 35.68 12.373 0.021 Vega
WISE_W3 2648.42 150.12 10.169 0.062 Vega
WISE_W4 1885.85 637.46 9.091 0.367 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})\, 8.521 8.713 8.855
{\rm log}_{10}({\rm SFR}) -1.926 -1.264 -0.618
{\rm log}_{10}({\rm sSFR}) -10.672 -10.010 -9.298
{\rm stellar\ age} 2.217 6.054 7.823

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.532 -0.869 -0.202
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.685 -0.720 0.200

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.587 1.067 1.600
\delta -0.165 0.119 0.302
\tau_1/\tau_2 0.711 1.086 1.453
Q_{PAH} 0.900 2.450 4.676
U_{min} 3.150 8.618 15.754
{\rm log}_{10}(\gamma_e)\, -2.843 -1.673 -0.617

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.230 -0.471 0.091
{\rm log}_{10}(\tau_{AGN})\, 1.072 1.404 1.869

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.615 -1.553 -0.950
0.03-0.10 Gyr -2.021 -1.235 -0.543
0.10-0.33 Gyr -2.057 -1.238 -0.555
0.33-1.07 Gyr -2.472 -1.308 -0.784
1.07-3.50 Gyr -2.629 -1.328 -0.978
3.50-11.44 Gyr -2.698 -1.282 -1.006
11.44-12.71 Gyr -2.649 -1.302 -0.665

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.192 11.293 11.360
{\rm log}_{10}({\rm SFR}) -0.281 0.424 0.966
{\rm log}_{10}({\rm sSFR}) -11.583 -10.836 -10.334
{\rm stellar\ age} 8.068 11.796 12.035

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.451 -1.044 -0.645
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.802 -0.533 0.355

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.461 0.689 0.881
\delta -0.245 -0.061 0.094
\tau_1/\tau_2 0.470 0.971 1.466
Q_{PAH} 0.213 0.591 1.228
U_{min} 3.180 9.285 16.768
{\rm log}_{10}(\gamma_e)\, -3.490 -2.914 -2.243

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.268 -2.199 -1.828
{\rm log}_{10}(\tau_{AGN})\, 0.992 1.292 1.668

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.517 -0.311 0.504
0.03-0.10 Gyr -0.666 0.477 1.103
0.10-0.33 Gyr -2.695 -0.418 0.694
0.33-1.07 Gyr -5.042 -2.899 -0.522
1.07-3.50 Gyr -3.973 -1.960 -0.195
3.50-11.44 Gyr -1.355 0.245 1.443
11.44-12.71 Gyr 1.512 2.411 2.508