2025udf

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Information

Transient

Name: AT2025udf
Right ascension: 0h32m14.94s
Declination: -23d22m36.73s
Discovery Date: Aug. 16, 2025, 8:28 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.015

Host

Name:
Right ascension: 0h32m14.88s
Declination: -23d22m38.04s
Redshift: None
Photometric Redshift: 0.150
 

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 6.58
Cutout download processed 22.07
Global aperture construction processed 2.66
Local aperture photometry processed 5.21
Global aperture photometry processed 4.6
Validate local photometry no valid phot 0.02
Validate global photometry processed 13.73
Host information processed 0.14
Global host SED inference processed 409.11
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.06
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) = 0h32m14.94s, -23d22m36.73s
semi major axis, semi minor axis (arcsec) = 0.77, 0.77
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) = 0h32m14.84s, -23d22m37.73s
semi major axis, semi minor axis (arcsec) = 6.87, 4.81
angle (degrees, anti-clockwise from east) = -11.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.5 2.88 21.576 0.368 AB
GALEX_NUV 10.91 2.47 21.306 0.246 AB
PanSTARRS_g 26.05 1.37 20.361 0.057 AB
PanSTARRS_r 43.84 1.77 19.795 0.044 AB
DES_r 47.54 0.48 19.707 0.011 AB
PanSTARRS_i 53.13 1.81 19.587 0.037 AB
PanSTARRS_z 52.43 3.81 19.601 0.079 AB
DES_z 60.49 1.51 19.446 0.027 AB
PanSTARRS_y 5.56 11.26 22.038 2.199 AB
2MASS_J 26.78 128.35 19.436 5.204 Vega
2MASS_H 551.55 202.09 15.678 0.398 Vega
2MASS_K -4.08 239.89 Vega
WISE_W1 17.05 8.8 18.121 0.560 Vega
WISE_W2 3.91 15.83 19.079 4.390 Vega
WISE_W3 -42.45 67.07 Vega
WISE_W4 637.89 421.03 10.268 0.717 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})\, 9.448 9.613 9.725
{\rm log}_{10}({\rm SFR}) -0.092 0.265 0.612
{\rm log}_{10}({\rm sSFR}) -9.770 -9.380 -8.888
{\rm stellar\ age} 4.223 6.058 7.352

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.958 -0.389 -0.049
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.073 -0.679 -0.300

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.449 0.842
\delta -0.140 0.208 0.344
\tau_1/\tau_2 0.784 1.156 1.532
Q_{PAH} 0.964 3.041 5.009
U_{min} 3.136 8.191 14.990
{\rm log}_{10}(\gamma_e)\, -2.875 -1.818 -0.618

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.634 -1.351 -0.431
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.437 1.858

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.218 0.094 0.420
0.03-0.10 Gyr -0.061 0.320 0.697
0.10-0.32 Gyr -0.556 -0.100 0.343
0.32-1.03 Gyr -0.955 -0.463 -0.095
1.03-3.32 Gyr -0.914 -0.451 -0.176
3.32-10.67 Gyr -0.736 -0.305 -0.112
10.67-11.86 Gyr -0.848 -0.208 0.285