2025skt results

Information

Transient
Name:AT2025skt
Right ascension: 12h09m22.37s
Declination:43d04m19.03s
Discovery Date:March 31, 2025, 8:52 a.m.
Classification:None
Redshift:None
MW E(B-V):0.012
Host
Name:
Right ascension: 12h09m22.21s
Declination:43d04m19.56s
Redshift:None
Photometric Redshift:0.181
 

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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 25.34
Transient MWEBV processed 0.06
Host match processed 5.77
Host information processed 0.18
Host MWEBV processed 0.05
Global aperture construction processed 2.82
Global aperture photometry processed 4.56
Validate global photometry processed 12.63
Global host SED inference processed 473.0
Local aperture photometry processed 5.42
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):12h09m22.21s, 43d04m19.81s
semi major axis, semi minor axis (arcsec):4.17, 3.88
angle (degrees, anti-clockwise from east):-139.34
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.51 0.55 22.538 0.170 AB
GALEX_NUV 4.39 0.35 22.294 0.087 AB
SDSS_u 20.55 3.27 20.618 0.173 AB
SDSS_g 13.32 1.63 21.089 0.133 AB
PanSTARRS_g 15.75 0.88 20.907 0.061 AB
SDSS_r 22.68 2.27 20.511 0.109 AB
PanSTARRS_r 21.54 1.12 20.567 0.056 AB
SDSS_i 32.18 3.45 20.131 0.117 AB
PanSTARRS_i 25.96 1.4 20.364 0.059 AB
PanSTARRS_z 29.96 2.34 20.209 0.085 AB
SDSS_z -6.85 10.75 AB
PanSTARRS_y 27.9 4.98 20.286 0.194 AB
WISE_W1 21.14 6.4 17.888 0.329 Vega
WISE_W2 13.21 9.76 17.758 0.802 Vega
WISE_W3 38.44 48.47 14.764 1.369 Vega
WISE_W4 281.17 361.44 11.158 1.396 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})\, 8.792 9.210 9.475
{\rm log}_{10}({\rm SFR}) -0.059 0.427 0.798
{\rm log}_{10}({\rm sSFR}) -9.380 -8.759 -8.076
{\rm stellar\ age} 0.449 3.863 6.232

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.700 -1.132 -0.206
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.617 -0.237 0.295

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.224 0.457 0.780
\delta -0.516 -0.113 0.124
\tau_1/\tau_2 0.596 1.103 1.578
Q_{PAH} 1.189 2.901 4.865
U_{min} 3.196 8.940 16.976
{\rm log}_{10}(\gamma_e)\, -2.875 -1.834 -0.754

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.360 -1.245 -0.444
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.419 1.808

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.902 -0.317 0.089
0.03-0.10 Gyr 0.049 0.553 0.944
0.10-0.32 Gyr -2.270 -0.198 0.392
0.32-1.02 Gyr -3.615 -0.963 -0.221
1.02-3.25 Gyr -3.593 -1.070 -0.437
3.25-10.36 Gyr -3.378 -1.093 -0.493
10.36-11.51 Gyr -3.267 -0.995 -0.106