2025udh

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Information

Transient

Name: AT2025udh
Right ascension: 1h53m27.29s
Declination: 32d46m46.51s
Discovery Date: Aug. 16, 2025, 8:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.046

Host

Name:
Right ascension: 1h53m27.43s
Declination: 32d46m50.70s
Redshift: 0.134074
Photometric Redshift: 0.117
 

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 8.48
Cutout download processed 26.08
Global aperture construction processed 0.65
Local aperture photometry processed 6.54
Global aperture photometry processed 5.82
Validate local photometry no valid phot 0.02
Validate global photometry processed 15.7
Host information processed 0.15
Global host SED inference processed 420.18
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.03
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) = 1h53m27.29s, 32d46m46.51s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
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) = 1h53m27.42s, 32d46m50.78s
semi major axis, semi minor axis (arcsec) = 9.64, 6.69
angle (degrees, anti-clockwise from east) = -3.88

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 20.73 0.93 20.608 0.049 AB
SDSS_u 95.03 8.98 18.955 0.103 AB
SDSS_g 286.41 4.98 17.758 0.019 AB
DES_g 305.24 0.91 17.688 0.003 AB
PanSTARRS_g 303.76 2.13 17.694 0.008 AB
SDSS_r 567.02 7.8 17.016 0.015 AB
PanSTARRS_r 564.38 2.25 17.021 0.004 AB
DES_r 626.16 2.21 16.908 0.004 AB
SDSS_i 855.59 10.88 16.569 0.014 AB
PanSTARRS_i 840.1 2.56 16.589 0.003 AB
PanSTARRS_z 1005.33 6.38 16.394 0.007 AB
SDSS_z 978.68 35.62 16.423 0.040 AB
PanSTARRS_y 1082.09 12.86 16.314 0.013 AB
2MASS_J 1636.03 183.11 14.971 0.122 Vega
2MASS_H 1839.76 281.48 14.371 0.166 Vega
2MASS_K 2209.04 314.98 13.702 0.155 Vega
WISE_W1 809.57 21.69 13.930 0.029 Vega
WISE_W2 556.95 26.88 13.696 0.052 Vega
WISE_W3 1374.39 113.06 10.881 0.089 Vega
WISE_W4 1439.81 565.25 9.384 0.426 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})\, 10.802 10.861 10.928
{\rm log}_{10}({\rm SFR}) 0.550 0.913 1.256
{\rm log}_{10}({\rm sSFR}) -10.338 -9.935 -9.568
{\rm stellar\ age} 6.018 6.762 7.825

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.854 -0.548 -0.393
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.344 0.187 0.383

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.226 0.333 0.500
\delta -0.862 -0.620 -0.314
\tau_1/\tau_2 0.595 0.935 1.288
Q_{PAH} 0.281 0.804 2.037
U_{min} 2.140 6.485 13.183
{\rm log}_{10}(\gamma_e)\, -3.464 -2.621 -1.706

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.189 -3.012 -2.141
{\rm log}_{10}(\tau_{AGN})\, 0.975 1.402 1.864

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.397 0.586 0.738
0.03-0.10 Gyr 0.573 1.007 1.391
0.10-0.32 Gyr 0.324 0.761 1.062
0.32-1.04 Gyr 0.155 0.578 0.812
1.04-3.36 Gyr 0.403 0.805 1.038
3.36-10.84 Gyr 0.834 1.020 1.142
10.84-12.05 Gyr 0.624 1.101 1.593