2025uhn

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Information

Transient

Name: AT2025uhn
Right ascension: 4h14m29.80s
Declination: -3d26m47.13s
Discovery Date: Aug. 12, 2025, 7:08 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.038

Host

Name:
Right ascension: 4h14m29.79s
Declination: -3d26m47.05s
Redshift: None
Photometric Redshift: 0.177
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 6.17
Cutout download processed 17.89
Global aperture construction processed 2.67
Local aperture photometry processed 5.82
Global aperture photometry processed 5.24
Validate local photometry no valid phot 0.02
Validate global photometry processed 13.48
Host information processed 0.15
Global host SED inference processed 832.39
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status blocked N/A N/A
 

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) = 4h14m29.80s, -3d26m47.13s
semi major axis, semi minor axis (arcsec) = 0.67, 0.67
angle (degrees, anti-clockwise from east) = 0.0

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

Data not available


Aperture details

RA, DEC (J2000) = 4h14m29.77s, -3d26m46.84s
semi major axis, semi minor axis (arcsec) = 4.78, 3.79
angle (degrees, anti-clockwise from east) = -76.78

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.71 1.41 24.273 2.152 AB
GALEX_NUV 2.59 1.24 22.866 0.519 AB
DES_g 12.48 0.32 21.160 0.028 AB
PanSTARRS_g 15.82 1.08 20.902 0.074 AB
PanSTARRS_r 17.89 1.38 20.768 0.084 AB
DES_r 21.67 0.86 20.561 0.043 AB
PanSTARRS_i 17.02 1.5 20.823 0.096 AB
PanSTARRS_z 23.21 2.58 20.486 0.120 AB
DES_z 26.08 1.79 20.359 0.074 AB
PanSTARRS_y 13.2 7.92 21.098 0.651 AB
2MASS_J 90.44 103.67 18.114 1.244 Vega
2MASS_H -141.07 168.94 Vega
2MASS_K 112.46 213.4 16.935 2.060 Vega
WISE_W1 0.76 9.84 21.505 14.144 Vega
WISE_W2 -11.58 11.98 Vega
WISE_W3 12.05 61.49 16.024 5.541 Vega
WISE_W4 -332.32 396.13 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.835 9.044 9.221
{\rm log}_{10}({\rm SFR}) -2.970 -0.956 0.573
{\rm log}_{10}({\rm sSFR}) -11.996 -10.093 -8.319
{\rm stellar\ age} 0.193 0.398 2.499

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.609 -0.971 -0.036
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.423 -0.675 0.000

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.203 0.495 0.995
\delta -0.636 -0.206 0.163
\tau_1/\tau_2 0.557 1.039 1.531
Q_{PAH} 1.702 3.950 5.959
U_{min} 4.482 11.658 19.232
{\rm log}_{10}(\gamma_e)\, -2.922 -1.666 -0.528

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.349 -0.486 0.076
{\rm log}_{10}(\tau_{AGN})\, 0.919 1.351 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.702 -2.491 -1.199
0.03-0.10 Gyr -3.131 -0.874 0.733
0.10-0.32 Gyr -1.078 0.426 0.811
0.32-1.02 Gyr -3.525 -1.303 0.195
1.02-3.26 Gyr -6.528 -3.473 -0.985
3.26-10.40 Gyr -7.640 -4.142 -1.426
10.40-11.56 Gyr -8.273 -4.014 -1.260