2025vkg

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Information

Transient

Name: AT2025vkg
Right ascension: 2h29m08.83s
Declination: -6d26m48.45s
Discovery Date: Aug. 25, 2025, 1:51 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name:
Right ascension: 2h29m08.75s
Declination: -6d26m47.94s
Redshift: 0.190600
Photometric Redshift: 0.171
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.92
Transient MWEBV processed 0.05
Host match processed 7.91
Host information processed 0.11
Host MWEBV processed 0.06
Global aperture construction processed 0.64
Global aperture photometry processed 6.74
Validate global photometry processed 18.18
Global host SED inference processed 396.84
Local aperture photometry processed 7.29
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 2h29m08.83s, -6d26m48.45s
semi major axis, semi minor axis (arcsec) = 0.63, 0.63
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) = 2h29m08.74s, -6d26m47.79s
semi major axis, semi minor axis (arcsec) = 6.14, 3.75
angle (degrees, anti-clockwise from east) = -2.7

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.56 2.7 21.703 0.387 AB
GALEX_NUV 14.38 0.71 21.006 0.054 AB
SDSS_u 19.52 4.4 20.674 0.245 AB
SDSS_g 68.44 2.57 19.312 0.041 AB
DES_g 68.39 0.29 19.313 0.005 AB
PanSTARRS_g 66.87 1.06 19.337 0.017 AB
SDSS_r 107.01 3.63 18.826 0.037 AB
PanSTARRS_r 110.7 1.33 18.790 0.013 AB
DES_r 113.1 0.43 18.766 0.004 AB
SDSS_i 142.58 4.81 18.515 0.037 AB
PanSTARRS_i 137.27 1.27 18.556 0.010 AB
PanSTARRS_z 148.75 2.41 18.469 0.018 AB
SDSS_z 103.05 15.59 18.867 0.164 AB
DES_z 151.42 1.43 18.450 0.010 AB
PanSTARRS_y 179.1 6.36 18.267 0.039 AB
2MASS_J 79.63 136.75 18.252 1.865 Vega
2MASS_H 46.64 202.37 18.361 4.711 Vega
2MASS_K 91.11 238.67 17.163 2.844 Vega
WISE_W1 75.94 9.1 16.500 0.130 Vega
WISE_W2 33.78 11.02 16.739 0.354 Vega
WISE_W3 68.59 59.13 14.135 0.936 Vega
WISE_W4 421.78 319.55 10.717 0.823 Vega
 

Imaging data

Click the image to load the interactive plot.


 

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})\, 10.014 10.103 10.207
{\rm log}_{10}({\rm SFR}) 0.045 0.371 0.687
{\rm log}_{10}({\rm sSFR}) -10.094 -9.734 -9.389
{\rm stellar\ age} 3.010 4.513 5.685

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.417 -0.799 -0.221
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.571 -0.043 0.267

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.228 0.399
\delta -0.627 -0.227 0.083
\tau_1/\tau_2 0.767 1.090 1.423
Q_{PAH} 0.596 2.095 4.457
U_{min} 2.493 7.848 14.643
{\rm log}_{10}(\gamma_e)\, -2.660 -1.600 -0.554

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.181 -2.949 -1.696
{\rm log}_{10}(\tau_{AGN})\, 1.031 1.529 1.937

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.067 0.173 0.375
0.03-0.10 Gyr 0.026 0.437 0.798
0.10-0.32 Gyr 0.436 0.739 0.986
0.32-1.01 Gyr 0.364 0.651 0.873
1.01-3.23 Gyr 0.006 0.313 0.534
3.23-10.27 Gyr -0.334 0.091 0.299
10.27-11.41 Gyr -0.548 0.081 0.574