2025aktg results

Information

Transient
Name:AT2025aktg
Right ascension: 0h25m41.11s
Declination:-11d04m44.57s
Discovery Date:July 29, 2025, 1:41 p.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:970216
Right ascension: 0h25m41.56s
Declination:-11d04m53.44s
Redshift:None
Photometric Redshift:0.108
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.21
Transient MWEBV processed 0.05
Host match processed 4.09
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 7.1
Validate global photometry processed 20.08
Global host SED inference processed 436.9
Local aperture photometry processed 7.55
Validate local photometry processed 0.04
Local host SED inference failed 0.05
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h25m41.11s, -11d04m44.57s
semi major axis, semi minor axis (arcsec):1.01, 1.01
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 0.97 0.39 23.936 0.442 AB

Aperture details

RA, DEC (J2000):0h25m41.52s, -11d04m53.28s
semi major axis, semi minor axis (arcsec):8.99, 6.75
angle (degrees, anti-clockwise from east):-54.93
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.36 1.21 20.628 0.065 AB
GALEX_NUV 31.18 0.98 20.165 0.034 AB
SDSS_u 86.04 7.61 19.063 0.096 AB
SDSS_g 227.34 5.12 18.008 0.024 AB
DES_g 251.8 0.84 17.897 0.004 AB
PanSTARRS_g 262.24 1.81 17.853 0.007 AB
SDSS_r 416.3 6.68 17.351 0.017 AB
PanSTARRS_r 431.98 1.56 17.311 0.004 AB
DES_r 459.8 2.31 17.244 0.005 AB
SDSS_i 616.82 10.09 16.925 0.018 AB
PanSTARRS_i 596.81 2.51 16.960 0.005 AB
PanSTARRS_z 721.68 4.89 16.754 0.007 AB
SDSS_z 741.37 26.52 16.725 0.039 AB
DES_z 728.8 6.74 16.743 0.010 AB
PanSTARRS_y 817.07 12.39 16.619 0.016 AB
2MASS_J 921.21 203.96 15.594 0.240 Vega
2MASS_H 1422.98 353.96 14.649 0.270 Vega
2MASS_K 1899.96 379.42 13.865 0.217 Vega
WISE_W1 480.69 18.36 14.496 0.041 Vega
WISE_W2 341.72 21.55 14.227 0.068 Vega
WISE_W3 912.91 94.66 11.325 0.113 Vega
WISE_W4 878.21 583.71 9.921 0.722 Vega
 

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})\, 10.497 10.535 10.587
{\rm log}_{10}({\rm SFR}) 0.393 0.603 0.828
{\rm log}_{10}({\rm sSFR}) -10.145 -9.939 -9.722
{\rm stellar\ age} 6.913 7.566 9.385

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.556 -0.413 -0.324
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.343 0.084 0.352

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.167 0.254
\delta -0.932 -0.765 -0.501
\tau_1/\tau_2 0.782 1.165 1.555
Q_{PAH} 0.516 1.294 2.575
U_{min} 2.521 7.252 14.199
{\rm log}_{10}(\gamma_e)\, -2.752 -1.764 -0.977

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.239 -3.152 -2.177
{\rm log}_{10}(\tau_{AGN})\, 1.098 1.569 1.928

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.036 0.191 0.308
0.03-0.10 Gyr 0.470 0.713 0.963
0.10-0.32 Gyr -0.129 0.304 0.551
0.32-1.05 Gyr -0.484 0.000 0.235
1.05-3.42 Gyr -0.423 0.118 0.431
3.42-11.12 Gyr 0.455 0.713 0.799
11.12-12.35 Gyr 0.443 0.934 1.487