2025hcb

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Information

Transient

Name: AT2025hcb
Right ascension: 16h17m39.60s
Declination: -8d03m00.05s
Discovery Date: March 25, 2025, 9:21 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.221

Host

Name: 2025hcb
Right ascension: 16h17m39.57s
Declination: -8d02m59.67s
Redshift: None
Photometric Redshift: 0.114
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.44
Cutout download processed 4.69
Global aperture construction processed 0.68
Local aperture photometry processed 4.16
Global aperture photometry processed 4.34
Validate local photometry no valid phot 0.02
Validate global photometry processed 12.2
Host information processed 0.09
Global host SED inference processed 407.73
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
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) = 16h17m39.60s, -8d03m00.05s
semi major axis, semi minor axis (arcsec) = 0.97, 0.97
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) = 16h17m39.56s, -8d02m59.48s
semi major axis, semi minor axis (arcsec) = 5.07, 3.34
angle (degrees, anti-clockwise from east) = -57.27

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.45 0.77 23.500 0.577 AB
GALEX_NUV 1.55 0.51 23.427 0.358 AB
PanSTARRS_g 84.9 1.02 19.078 0.013 AB
PanSTARRS_r 203.62 1.21 18.128 0.006 AB
PanSTARRS_i 398.83 1.05 17.398 0.003 AB
PanSTARRS_z 472.35 2.85 17.214 0.007 AB
PanSTARRS_y 559.34 8.04 17.031 0.016 AB
2MASS_J 624.72 127.61 16.016 0.222 Vega
2MASS_H 1185.39 170.65 14.848 0.156 Vega
2MASS_K 1417.51 211.96 14.183 0.162 Vega
WISE_W1 1080.01 23.8 13.617 0.024 Vega
WISE_W2 1337.9 29.96 12.745 0.024 Vega
WISE_W3 2577.46 96.07 10.198 0.040 Vega
WISE_W4 9540.77 927.21 7.331 0.106 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})\, 10.538 10.626 10.734
{\rm log}_{10}({\rm SFR}) 0.098 0.455 0.742
{\rm log}_{10}({\rm sSFR}) -10.596 -10.178 -9.839
{\rm stellar\ age} 5.930 7.065 8.746

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.794 -0.481 -0.218
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.478 -0.032 0.293

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.434 0.631 0.851
\delta -0.643 -0.409 -0.191
\tau_1/\tau_2 0.483 0.854 1.229
Q_{PAH} 0.257 0.707 1.540
U_{min} 2.742 7.375 14.383
{\rm log}_{10}(\gamma_e)\, -3.215 -2.432 -1.652

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.002 -0.870 -0.749
{\rm log}_{10}(\tau_{AGN})\, 0.785 0.862 0.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.394 0.635 0.862
0.03-0.10 Gyr -0.586 0.316 0.729
0.10-0.32 Gyr -0.917 0.127 0.572
0.32-1.05 Gyr -0.752 0.150 0.596
1.05-3.41 Gyr -0.282 0.495 0.795
3.41-11.05 Gyr 0.427 0.757 0.909
11.05-12.28 Gyr 0.291 0.833 1.490