2025fzb

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Information

Transient

Name: AT2025fzb
Right ascension: 13h53m38.80s
Declination: 1d46m02.52s
Discovery Date: March 23, 2025, 5:39 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name: 2025fzb
Right ascension: 13h53m38.87s
Declination: 1d46m01.90s
Redshift: None
Photometric Redshift: 0.179
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.43
Cutout download processed 5.86
Global aperture construction processed 0.62
Local aperture photometry processed 7.28
Global aperture photometry processed 7.57
Validate local photometry no valid phot 0.03
Validate global photometry processed 19.46
Host information processed 0.09
Global host SED inference processed 424.29
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 13h53m38.80s, 1d46m02.52s
semi major axis, semi minor axis (arcsec) = 0.66, 0.66
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) = 13h53m38.87s, 1d46m02.02s
semi major axis, semi minor axis (arcsec) = 4.92, 2.12
angle (degrees, anti-clockwise from east) = -60.69

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.55 0.47 22.039 0.092 AB
GALEX_NUV 10.99 0.36 21.298 0.035 AB
SDSS_u 27.05 3.67 20.320 0.147 AB
SDSS_g 29.61 1.68 20.221 0.062 AB
DES_g 29.73 0.29 20.217 0.011 AB
PanSTARRS_g 28.72 0.72 20.254 0.027 AB
SDSS_r 48.58 2.33 19.684 0.052 AB
PanSTARRS_r 42.42 1.21 19.831 0.031 AB
DES_r 42.83 0.65 19.821 0.016 AB
SDSS_i 58.44 3.24 19.483 0.060 AB
PanSTARRS_i 51.69 1.12 19.616 0.024 AB
PanSTARRS_z 55.05 2.03 19.548 0.040 AB
SDSS_z 38.17 8.94 19.946 0.254 AB
DES_z 52.82 1.87 19.593 0.038 AB
PanSTARRS_y 54.95 4.94 19.550 0.098 AB
2MASS_J 135.9 105.27 17.672 0.841 Vega
2MASS_H 22.0 136.45 19.176 6.733 Vega
2MASS_K 15.92 196.59 19.057 13.403 Vega
WISE_W1 41.02 8.23 17.169 0.218 Vega
WISE_W2 35.48 11.52 16.686 0.353 Vega
WISE_W3 64.76 40.39 14.198 0.677 Vega
WISE_W4 254.8 314.37 11.265 1.340 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})\, 8.883 9.336 9.685
{\rm log}_{10}({\rm SFR}) 0.641 0.851 1.046
{\rm log}_{10}({\rm sSFR}) -8.879 -8.443 -7.945
{\rm stellar\ age} 0.264 4.027 6.325

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.391 -0.591 -0.081
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.744 -1.350 -0.071

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.214 0.370 0.661
\delta -0.557 -0.195 0.023
\tau_1/\tau_2 0.794 1.219 1.605
Q_{PAH} 0.678 1.833 3.975
U_{min} 3.108 9.021 16.851
{\rm log}_{10}(\gamma_e)\, -3.112 -2.201 -1.104

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.074 -2.449 -1.221
{\rm log}_{10}(\tau_{AGN})\, 0.953 1.389 1.852

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.085 0.191 0.405
0.03-0.10 Gyr 0.760 0.982 1.181
0.10-0.32 Gyr -2.583 -0.759 0.223
0.32-1.02 Gyr -4.225 -1.356 -0.433
1.02-3.25 Gyr -3.930 -1.075 -0.381
3.25-10.38 Gyr -3.377 -0.917 -0.269
10.38-11.53 Gyr -3.170 -0.824 0.063