2025hcs

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Information

Transient

Name: AT2025hcs
Right ascension: 8h19m06.23s
Declination: 30d03m22.34s
Discovery Date: March 24, 2025, 6:05 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name: 2025hcs
Right ascension: 8h19m06.25s
Declination: 30d03m22.16s
Redshift: None
Photometric Redshift: 0.174
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.45
Cutout download processed 21.42
Global aperture construction processed 0.68
Local aperture photometry processed 7.36
Global aperture photometry processed 7.46
Validate local photometry no valid phot 0.03
Validate global photometry processed 20.16
Host information processed 0.09
Global host SED inference processed 424.85
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.1
Log transient processing status blocked 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) = 8h19m06.23s, 30d03m22.34s
semi major axis, semi minor axis (arcsec) = 0.68, 0.68
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 8h19m06.23s, 30d03m22.31s
semi major axis, semi minor axis (arcsec) = 2.83, 2.26
angle (degrees, anti-clockwise from east) = -172.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.19 0.43 23.050 0.212 AB
GALEX_NUV 2.94 0.43 22.728 0.159 AB
SDSS_u 11.18 2.14 21.278 0.208 AB
SDSS_g 23.51 1.48 20.472 0.069 AB
DES_g 23.51 0.75 20.472 0.035 AB
PanSTARRS_g 26.22 0.83 20.353 0.035 AB
SDSS_r 39.82 2.05 19.900 0.056 AB
PanSTARRS_r 41.31 0.88 19.860 0.023 AB
DES_r 42.81 1.23 19.821 0.031 AB
SDSS_i 50.6 2.68 19.640 0.057 AB
PanSTARRS_i 53.18 0.91 19.586 0.019 AB
PanSTARRS_z 60.16 1.74 19.452 0.031 AB
SDSS_z 58.66 7.2 19.479 0.133 AB
DES_z 62.45 1.56 19.411 0.027 AB
PanSTARRS_y 65.68 4.47 19.356 0.074 AB
2MASS_J 65.48 71.94 18.465 1.193 Vega
2MASS_H 42.99 119.42 18.449 3.016 Vega
2MASS_K 124.9 127.16 16.821 1.105 Vega
WISE_W1 58.72 23.31 16.779 0.431 Vega
WISE_W3 42.58 60.16 14.653 1.534 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.503 9.676 9.800
{\rm log}_{10}({\rm SFR}) -0.932 -0.088 0.504
{\rm log}_{10}({\rm sSFR}) -10.602 -9.781 -9.120
{\rm stellar\ age} 0.652 2.636 5.086

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.549 -0.836 -0.139
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.669 -1.007 0.051

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.265 0.711 1.141
\delta -0.342 -0.026 0.230
\tau_1/\tau_2 0.638 1.025 1.411
Q_{PAH} 1.338 3.455 5.419
U_{min} 3.003 8.354 16.412
{\rm log}_{10}(\gamma_e)\, -2.951 -1.875 -0.580

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.179 -1.260 -0.277
{\rm log}_{10}(\tau_{AGN})\, 0.966 1.320 1.795

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.381 -0.345 0.187
0.03-0.10 Gyr -1.627 -0.087 0.618
0.10-0.32 Gyr -0.196 0.477 0.994
0.32-1.02 Gyr -0.406 0.336 0.790
1.02-3.26 Gyr -2.274 -0.353 0.065
3.26-10.43 Gyr -3.334 -0.820 -0.228
10.43-11.59 Gyr -3.568 -0.872 -0.057