2025udx

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Information

Transient

Name: AT2025udx
Right ascension: 23h29m10.31s
Declination: -3d29m50.32s
Discovery Date: Aug. 16, 2025, 8:48 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.042

Host

Name:
Right ascension: 23h29m09.69s
Declination: -3d29m53.30s
Redshift: None
Photometric Redshift: 0.098
 

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
processed
 status
Local host SED inference
Local host SED inference
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 6.71
Cutout download processed 33.01
Global aperture construction processed 0.68
Local aperture photometry processed 6.69
Global aperture photometry processed 5.66
Validate local photometry processed 0.03
Validate global photometry processed 14.52
Host information processed 0.15
Global host SED inference processed 390.13
Local host SED inference processed 480.13
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.05
Processing status completed 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) = 23h29m10.31s, -3d29m50.32s
semi major axis, semi minor axis (arcsec) = 1.1, 1.1
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 7.9 0.27 21.656 0.037 AB
PanSTARRS_z 6.72 0.74 21.831 0.119 AB
DES_z 13.04 0.7 21.112 0.059 AB
PanSTARRS_y 8.36 1.64 21.594 0.213 AB

Aperture details

RA, DEC (J2000) = 23h29m09.67s, -3d29m52.96s
semi major axis, semi minor axis (arcsec) = 21.5, 6.81
angle (degrees, anti-clockwise from east) = -110.05

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 30.17 1.5 20.201 0.054 AB
GALEX_NUV 40.9 1.09 19.871 0.029 AB
DES_g 388.81 1.29 17.426 0.004 AB
PanSTARRS_g 460.1 2.49 17.243 0.006 AB
PanSTARRS_r 792.45 3.34 16.653 0.005 AB
DES_r 761.1 2.74 16.696 0.004 AB
PanSTARRS_i 1144.2 4.23 16.254 0.004 AB
PanSTARRS_z 1288.79 8.14 16.125 0.007 AB
DES_z 1331.76 7.25 16.089 0.006 AB
2MASS_J 1945.89 263.92 14.782 0.147 Vega
2MASS_H 2691.2 433.58 13.958 0.175 Vega
2MASS_K 2560.16 514.47 13.542 0.218 Vega
WISE_W1 1245.09 29.41 13.463 0.026 Vega
WISE_W2 924.2 36.03 13.147 0.042 Vega
WISE_W3 2823.99 167.97 10.099 0.065 Vega
WISE_W4 4808.71 1148.06 8.075 0.259 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.133 8.454 8.658
{\rm log}_{10}({\rm SFR}) -1.353 -0.819 -0.269
{\rm log}_{10}({\rm sSFR}) -9.910 -9.289 -8.520
{\rm stellar\ age} 0.699 4.547 6.740

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.660 -1.121 -0.275
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.455 -0.605 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.492 0.948 1.424
\delta -0.274 -0.013 0.208
\tau_1/\tau_2 0.691 1.073 1.466
Q_{PAH} 1.066 2.691 5.233
U_{min} 3.096 8.203 15.466
{\rm log}_{10}(\gamma_e)\, -2.806 -1.686 -0.619

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.537 -0.304 0.222
{\rm log}_{10}(\tau_{AGN})\, 1.139 1.634 2.010

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.234 -0.758 -0.272
0.03-0.10 Gyr -1.684 -0.940 -0.271
0.10-0.33 Gyr -2.074 -1.200 -0.580
0.33-1.06 Gyr -2.793 -1.411 -0.912
1.06-3.45 Gyr -3.576 -1.564 -1.177
3.45-11.23 Gyr -4.013 -1.711 -1.237
11.23-12.47 Gyr -3.702 -1.817 -1.099

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.776 10.815 10.865
{\rm log}_{10}({\rm SFR}) 0.193 0.370 0.573
{\rm log}_{10}({\rm sSFR}) -10.647 -10.441 -10.246
{\rm stellar\ age} 7.160 7.824 9.481

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.588 -0.363 -0.175
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.874 -0.557 -0.321

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.195 0.303 0.432
\delta -0.627 -0.311 -0.035
\tau_1/\tau_2 0.565 0.925 1.309
Q_{PAH} 0.734 1.716 2.851
U_{min} 2.704 7.267 13.929
{\rm log}_{10}(\gamma_e)\, -2.945 -2.128 -1.427

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.368 -1.666 -1.364
{\rm log}_{10}(\tau_{AGN})\, 0.983 1.330 1.714

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.539 0.686 0.846
0.03-0.10 Gyr -0.757 0.053 0.468
0.10-0.33 Gyr -0.971 -0.180 0.213
0.33-1.06 Gyr -0.944 -0.185 0.203
1.06-3.45 Gyr -0.513 0.246 0.699
3.45-11.23 Gyr 0.791 1.011 1.101
11.23-12.47 Gyr 0.703 1.206 1.731