2025kym results

Information

Transient
Name:AT2025kym
Right ascension: 20h16m06.99s
Declination:-44d23m54.24s
Discovery Date:May 21, 2025, 5:38 a.m.
Classification:None
Redshift:None
MW E(B-V):0.042
Host
Name:2025kym
Right ascension: 20h16m06.48s
Declination:-44d25m17.76s
Redshift:0.018106
Photometric Redshift:None
 

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: completed

Task Name Status Time (s)
Cutout download processed 3.57
Transient MWEBV processed 0.12
Host match processed 0.3
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.17
Global aperture photometry processed 1.06
Validate global photometry processed 1.51
Global host SED inference processed 482.57
Local aperture photometry processed 0.95
Validate local photometry processed 0.02
Local host SED inference processed 803.43
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h16m06.99s, -44d23m54.24s
semi major axis, semi minor axis (arcsec):5.44, 5.44
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.46 2.72 20.999 0.204 AB
GALEX_NUV 13.65 1.69 21.062 0.134 AB
2MASS_J 638.01 116.95 15.993 0.199 Vega
2MASS_H 518.38 138.52 15.746 0.290 Vega
2MASS_K 534.11 185.61 15.243 0.377 Vega

Aperture details

RA, DEC (J2000):20h16m06.53s, -44d25m18.35s
semi major axis, semi minor axis (arcsec):31.22, 15.04
angle (degrees, anti-clockwise from east):-74.51
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 423.31 14.77 17.333 0.038 AB
GALEX_NUV 662.59 10.96 16.847 0.018 AB
2MASS_J 24744.53 467.9 12.021 0.021 Vega
2MASS_H 28457.93 553.78 11.397 0.021 Vega
2MASS_K 22989.88 741.07 11.158 0.035 Vega
WISE_W1 13056.12 72.88 10.911 0.006 Vega
WISE_W2 8399.97 76.28 10.750 0.010 Vega
WISE_W3 40009.45 339.23 7.221 0.009 Vega
WISE_W4 46294.69 2276.69 5.616 0.053 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.285 8.705 8.958
{\rm log}_{10}({\rm SFR}) -1.369 -0.827 -0.322
{\rm log}_{10}({\rm sSFR}) -10.093 -9.538 -8.871
{\rm stellar\ age} 2.465 6.920 9.986

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.642 -0.550 -0.008
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.304 -0.619 -0.151

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.558 1.075 1.524
\delta -0.109 0.136 0.291
\tau_1/\tau_2 0.447 0.893 1.411
Q_{PAH} 0.596 1.809 3.660
U_{min} 2.875 8.074 15.416
{\rm log}_{10}(\gamma_e)\, -3.579 -2.384 -0.917

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.546 -3.461 -0.801
{\rm log}_{10}(\tau_{AGN})\, 0.985 1.547 1.980

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.337 -0.797 -0.343
0.03-0.10 Gyr -2.183 -0.997 -0.287
0.10-0.33 Gyr -3.113 -1.644 -0.910
0.33-1.10 Gyr -3.334 -1.641 -0.950
1.10-3.66 Gyr -3.446 -1.620 -1.067
3.66-12.17 Gyr -3.089 -1.454 -0.999
12.17-13.52 Gyr -2.941 -1.285 -0.274

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.219 10.369 10.504
{\rm log}_{10}({\rm SFR}) -0.111 0.292 0.704
{\rm log}_{10}({\rm sSFR}) -10.503 -10.100 -9.613
{\rm stellar\ age} 6.290 7.963 10.463

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.947 -0.378 -0.112
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.487 -0.727 -0.123

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.193 0.347 0.667
\delta -0.749 -0.346 0.032
\tau_1/\tau_2 0.329 0.794 1.290
Q_{PAH} 0.705 1.707 3.467
U_{min} 2.266 6.385 13.114
{\rm log}_{10}(\gamma_e)\, -3.633 -2.549 -1.702

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.745 -2.264 -1.505
{\rm log}_{10}(\tau_{AGN})\, 1.204 1.726 2.014

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.305 0.193 0.530
0.03-0.10 Gyr -0.462 0.252 0.809
0.10-0.33 Gyr -1.204 -0.149 0.397
0.33-1.10 Gyr -1.392 -0.188 0.346
1.10-3.66 Gyr -1.066 0.059 0.462
3.66-12.17 Gyr -0.041 0.411 0.615
12.17-13.52 Gyr 0.040 0.630 1.328