2025gdk

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Information

Transient

Name: AT2025gdk
Right ascension: 10h01m39.62s
Declination: 2d25m44.81s
Discovery Date: March 23, 2025, 4:50 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name: 2025gdk
Right ascension: 10h01m39.76s
Declination: 2d25m48.61s
Redshift: 0.124065
Photometric Redshift: 0.120
 

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 4.8
Cutout download processed 20.68
Global aperture construction processed 0.66
Local aperture photometry processed 6.8
Global aperture photometry processed 7.02
Validate local photometry no valid phot 0.03
Validate global photometry processed 16.17
Host information processed 0.08
Global host SED inference processed 430.68
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 10h01m39.62s, 2d25m44.81s
semi major axis, semi minor axis (arcsec) = 0.9, 0.9
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 10h01m39.78s, 2d25m48.89s
semi major axis, semi minor axis (arcsec) = 14.36, 12.09
angle (degrees, anti-clockwise from east) = -159.92

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 802.88 1.67 16.638 0.002 AB
DES_r 2070.73 3.03 15.610 0.002 AB
SDSS_i 1935.09 16.29 15.683 0.009 AB
PanSTARRS_z 3541.0 7.62 15.027 0.002 AB
PanSTARRS_y 4209.35 17.8 14.839 0.005 AB
WISE_W2 1912.45 46.27 12.357 0.026 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.288 11.459 11.535
{\rm log}_{10}({\rm SFR}) -1.891 -0.193 1.557
{\rm log}_{10}({\rm sSFR}) -13.316 -11.503 -9.802
{\rm stellar\ age} 5.616 7.163 9.314

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.336 -0.209 -0.109
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.562 -0.736 0.079

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.151 0.394 0.646
\delta -0.911 -0.647 -0.045
\tau_1/\tau_2 0.738 1.119 1.500
Q_{PAH} 1.008 2.349 5.333
U_{min} 2.271 7.310 14.670
{\rm log}_{10}(\gamma_e)\, -2.774 -1.610 -0.728

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.547 -3.751 -2.591
{\rm log}_{10}(\tau_{AGN})\, 1.152 1.689 2.000

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.730 -0.858 0.301
0.03-0.10 Gyr -2.028 -0.144 1.713
0.10-0.32 Gyr -1.475 0.310 1.551
0.32-1.05 Gyr -1.094 0.517 1.295
1.05-3.38 Gyr -0.070 1.141 1.579
3.38-10.95 Gyr 0.899 1.579 1.771
10.95-12.16 Gyr 0.707 1.663 2.412