2025kym

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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:
 

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
processed
 status
Local host SED inference
Local host SED inference
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 0.3
Cutout download processed 3.57
Global aperture construction processed 0.17
Local aperture photometry processed 0.95
Global aperture photometry processed 1.06
Validate local photometry processed 0.02
Validate global photometry processed 1.51
Host information processed 0.1
Global host SED inference processed 482.57
Local host SED inference processed 803.43
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.05
Processing status completed 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) = 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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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