2025hbj

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Information

Transient

Name: AT2025hbj
Right ascension: 9h37m50.58s
Declination: 78d44m24.77s
Discovery Date: March 26, 2025, 8:44 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 2025hbj
Right ascension: 9h37m50.84s
Declination: 78d44m30.45s
Redshift: None
Photometric Redshift: 0.110
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.43
Cutout download processed 4.01
Global aperture construction processed 0.62
Local aperture photometry processed 3.82
Global aperture photometry processed 3.93
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.7
Host information processed 0.09
Global host SED inference processed 394.96
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.05
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) = 9h37m50.58s, 78d44m24.77s
semi major axis, semi minor axis (arcsec) = 1.0, 1.0
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) = 9h37m50.88s, 78d44m30.53s
semi major axis, semi minor axis (arcsec) = 9.57, 8.65
angle (degrees, anti-clockwise from east) = -160.16

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 31.09 0.38 20.169 0.013 AB
PanSTARRS_r 512.63 4.51 17.125 0.010 AB
PanSTARRS_i 726.78 3.4 16.746 0.005 AB
PanSTARRS_z 857.8 7.67 16.567 0.010 AB
WISE_W2 525.42 24.15 13.760 0.050 Vega
WISE_W4 820.68 502.36 9.995 0.665 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})\, 10.476 10.562 10.661
{\rm log}_{10}({\rm SFR}) 0.259 0.545 0.848
{\rm log}_{10}({\rm sSFR}) -10.338 -10.032 -9.712
{\rm stellar\ age} 4.516 5.902 7.135

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.706 -0.331 -0.073
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.430 -0.419 0.211

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.268 0.425 0.627
\delta -0.548 -0.181 0.058
\tau_1/\tau_2 0.713 1.046 1.377
Q_{PAH} 1.196 2.643 4.459
U_{min} 1.969 6.046 12.594
{\rm log}_{10}(\gamma_e)\, -3.291 -2.528 -1.537

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.091 -2.844 -1.723
{\rm log}_{10}(\tau_{AGN})\, 1.036 1.482 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.092 0.412 0.591
0.03-0.10 Gyr 0.197 0.593 0.957
0.10-0.32 Gyr 0.323 0.720 1.035
0.32-1.05 Gyr 0.381 0.753 1.059
1.05-3.42 Gyr 0.409 0.696 0.918
3.42-11.10 Gyr 0.325 0.609 0.803
11.10-12.33 Gyr 0.038 0.632 1.087