2025vgk

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Information

Transient

Name: AT2025vgk
Right ascension: 2h13m10.87s
Declination: -45d37m41.02s
Discovery Date: Aug. 15, 2025, 2:29 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name: 02131023-4537448
Right ascension: 2h13m10.24s
Declination: -45d37m44.89s
Redshift: None
Photometric Redshift: 0.042
 

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 3.75
Cutout download processed 20.58
Global aperture construction processed 0.14
Local aperture photometry processed 0.91
Global aperture photometry processed 0.7
Validate local photometry no valid phot 0.01
Validate global photometry processed 0.88
Host information processed 0.16
Global host SED inference processed 668.67
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.18
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) = 2h13m10.87s, -45d37m41.02s
semi major axis, semi minor axis (arcsec) = 2.43, 2.43
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) = 2h13m10.22s, -45d37m44.67s
semi major axis, semi minor axis (arcsec) = 12.01, 8.47
angle (degrees, anti-clockwise from east) = -72.99

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 191.65 10.37 18.194 0.059 AB
GALEX_NUV 290.34 2.35 17.743 0.009 AB
2MASS_J 3236.76 270.53 14.230 0.091 Vega
2MASS_H 4706.06 410.31 13.351 0.095 Vega
2MASS_K 3639.01 435.28 13.160 0.130 Vega
WISE_W1 1752.97 23.49 13.092 0.015 Vega
WISE_W2 1098.53 28.13 12.959 0.028 Vega
WISE_W3 4679.18 112.04 9.551 0.026 Vega
WISE_W4 6290.79 729.58 7.783 0.126 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})\, 9.867 10.123 10.334
{\rm log}_{10}({\rm SFR}) 0.012 0.458 0.784
{\rm log}_{10}({\rm sSFR}) -10.215 -9.679 -9.208
{\rm stellar\ age} 4.829 7.541 10.886

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.885 -0.364 0.006
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.710 -0.858 -0.024

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.114 0.249 0.452
\delta -0.699 -0.256 0.173
\tau_1/\tau_2 0.345 0.771 1.232
Q_{PAH} 0.310 1.072 2.667
U_{min} 2.606 7.372 14.134
{\rm log}_{10}(\gamma_e)\, -3.493 -2.606 -1.445

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.283 -2.980 -1.645
{\rm log}_{10}(\tau_{AGN})\, 1.063 1.652 1.999

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.592 0.228 0.595
0.03-0.10 Gyr -0.286 0.495 0.893
0.10-0.33 Gyr -1.623 -0.089 0.652
0.33-1.09 Gyr -2.163 -0.450 0.241
1.09-3.60 Gyr -1.708 -0.278 0.171
3.60-11.88 Gyr -0.776 0.064 0.393
11.88-13.20 Gyr -0.565 0.340 1.270