2025hfn

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Information

Transient

Name: AT2025hfn
Right ascension: 16h20m43.04s
Declination: -22d26m06.50s
Discovery Date: April 12, 2025, 8:31 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.144

Host

Name: 2025hfn
Right ascension: 16h20m43.14s
Declination: -22d26m07.83s
Redshift: None
Photometric Redshift: 0.178
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 5.16
Cutout download processed 2.87
Global aperture construction processed 1.02
Local aperture photometry processed 3.99
Global aperture photometry processed 4.03
Validate local photometry no valid phot 0.02
Validate global photometry processed 11.12
Host information processed 0.09
Global host SED inference processed 451.4
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.18
Host MWEBV processed 0.04
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) = 16h20m43.04s, -22d26m06.50s
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) = 16h20m43.13s, -22d26m07.54s
semi major axis, semi minor axis (arcsec) = 2.63, 2.47
angle (degrees, anti-clockwise from east) = -128.39

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 8.77 0.71 21.543 0.088 AB
PanSTARRS_r 14.5 0.83 20.996 0.062 AB
PanSTARRS_z 32.92 1.86 20.106 0.061 AB
PanSTARRS_y 48.24 5.04 19.691 0.113 AB
2MASS_J 66.7 103.58 18.445 1.686 Vega
2MASS_H 209.12 141.65 16.731 0.735 Vega
2MASS_K -175.0 177.24 Vega
WISE_W1 15.25 19.48 18.243 1.387 Vega
WISE_W2 6.61 16.16 18.510 2.653 Vega
WISE_W3 -39.0 67.04 Vega
WISE_W4 592.35 433.44 10.349 0.794 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})\, 9.400 9.721 9.906
{\rm log}_{10}({\rm SFR}) -0.559 0.329 0.828
{\rm log}_{10}({\rm sSFR}) -10.446 -9.382 -8.650
{\rm stellar\ age} 0.549 4.122 6.420

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.383 -0.413 0.049
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.245 -0.143 0.225

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.662 1.142 1.774
\delta -0.433 -0.079 0.187
\tau_1/\tau_2 0.586 1.025 1.449
Q_{PAH} 0.712 2.436 4.769
U_{min} 2.942 8.394 16.325
{\rm log}_{10}(\gamma_e)\, -3.403 -2.401 -0.968

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.854 -1.603 -0.279
{\rm log}_{10}(\tau_{AGN})\, 0.998 1.323 1.767

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.619 0.094 0.705
0.03-0.10 Gyr -0.920 0.269 0.899
0.10-0.32 Gyr -0.756 0.202 0.842
0.32-1.02 Gyr -1.599 -0.167 0.480
1.02-3.25 Gyr -2.866 -0.428 0.061
3.25-10.39 Gyr -3.635 -0.533 0.017
10.39-11.54 Gyr -3.652 -0.569 0.228