2025wdn

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Information

Transient

Name: AT2025wdn
Right ascension: 21h32m05.50s
Declination: -46d02m31.21s
Discovery Date: Aug. 29, 2025, 4:10 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 130676
Right ascension: 21h32m05.13s
Declination: -46d02m43.60s
Redshift: 0.031175
Photometric Redshift:
 

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
failed
 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 3.62
Cutout download processed 15.18
Global aperture construction processed 0.15
Local aperture photometry processed 0.95
Global aperture photometry processed 0.76
Validate local photometry processed 0.01
Validate global photometry processed 1.04
Host information processed 0.15
Global host SED inference processed 1480.63
Local host SED inference failed 0.0
Transient information processed 0.0
Transient MWEBV processed 0.12
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) = 21h32m05.50s, -46d02m31.21s
semi major axis, semi minor axis (arcsec) = 3.21, 3.21
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
2MASS_J 183.75 70.97 17.345 0.419 Vega
2MASS_H 263.79 95.76 16.479 0.394 Vega
2MASS_K 307.91 114.39 15.841 0.403 Vega

Aperture details

RA, DEC (J2000) = 21h32m05.17s, -46d02m43.10s
semi major axis, semi minor axis (arcsec) = 17.89, 15.28
angle (degrees, anti-clockwise from east) = -102.73

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.43 2.74 20.929 0.193 AB
GALEX_NUV 44.46 3.41 19.780 0.083 AB
2MASS_J 25309.4 369.19 11.997 0.016 Vega
2MASS_H 30828.36 495.99 11.310 0.017 Vega
2MASS_K 26386.69 591.71 11.009 0.024 Vega
WISE_W1 11167.76 74.97 11.081 0.007 Vega
WISE_W2 6113.42 72.17 11.095 0.013 Vega
WISE_W3 2468.36 159.54 10.245 0.070 Vega
WISE_W4 2323.67 996.07 8.865 0.465 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})\, 10.896 11.016 11.105
{\rm log}_{10}({\rm SFR}) -3.269 -1.936 -1.094
{\rm log}_{10}({\rm sSFR}) -14.110 -12.875 -12.081
{\rm stellar\ age} 7.838 11.514 12.664

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.725 -0.482 -0.252
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.445 -0.664 0.046

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.049 0.139 0.308
\delta -0.878 -0.537 -0.104
\tau_1/\tau_2 0.308 0.778 1.290
Q_{PAH} 0.252 0.932 2.760
U_{min} 2.617 8.071 15.996
{\rm log}_{10}(\gamma_e)\, -3.376 -2.330 -1.171

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.598 -3.849 -2.852
{\rm log}_{10}(\tau_{AGN})\, 1.193 1.717 2.027

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.135 -2.095 -1.260
0.03-0.10 Gyr -4.485 -2.088 -1.048
0.10-0.33 Gyr -4.577 -2.032 -0.940
0.33-1.10 Gyr -4.863 -1.805 -0.475
1.10-3.63 Gyr -3.687 -1.327 0.489
3.63-12.00 Gyr -1.697 0.560 1.179
12.00-13.34 Gyr 0.789 2.038 2.231