2018koy results

Information

Transient
Name:2018koy
Right ascension: 5h41m13.76s
Declination:-13d13m27.11s
Discovery Date:None
Classification:SNIa
Redshift:0.031000
MW E(B-V):0.118
Host
Name:2018koy
Right ascension: 5h41m13.91s
Declination:-13d13m24.42s
Redshift:None
Photometric Redshift:0.107
 

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 3.43
Transient MWEBV processed 0.05
Host match processed 2.14
Host information processed 0.09
Host MWEBV processed 0.07
Global aperture construction processed 0.58
Global aperture photometry processed 3.78
Validate global photometry processed 10.45
Global host SED inference processed 705.59
Local aperture photometry processed 3.69
Validate local photometry processed 0.02
Local host SED inference processed 456.09
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):5h41m13.76s, -13d13m27.11s
semi major axis, semi minor axis (arcsec):3.23, 3.23
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 11.28 0.78 21.269 0.075 AB
PanSTARRS_r 12.46 1.04 21.162 0.091 AB
PanSTARRS_i 12.1 1.08 21.193 0.097 AB
PanSTARRS_z 10.24 1.98 21.374 0.210 AB
PanSTARRS_y 4.54 5.05 22.257 1.206 AB
2MASS_J 19.94 73.41 19.756 3.998 Vega
2MASS_H -9.57 106.12 Vega
2MASS_K 114.69 131.43 16.913 1.244 Vega

Aperture details

RA, DEC (J2000):5h41m13.90s, -13d13m24.27s
semi major axis, semi minor axis (arcsec):3.57, 2.55
angle (degrees, anti-clockwise from east):-111.1
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.15 3.58 21.384 0.383 AB
GALEX_NUV 14.97 3.73 20.962 0.270 AB
PanSTARRS_g 31.07 0.73 20.169 0.026 AB
PanSTARRS_r 32.82 0.94 20.110 0.031 AB
PanSTARRS_i 30.1 0.95 20.204 0.034 AB
PanSTARRS_z 34.43 1.71 20.058 0.054 AB
PanSTARRS_y 30.8 4.25 20.179 0.150 AB
2MASS_J -26.22 105.04 Vega
2MASS_H 14.64 148.6 19.618 11.018 Vega
2MASS_K 320.24 188.15 15.799 0.638 Vega
WISE_W1 2.74 8.72 20.107 3.457 Vega
WISE_W2 16.09 12.91 17.545 0.871 Vega
WISE_W3 -24.65 72.25 Vega
WISE_W4 338.29 482.46 10.957 1.548 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 6.977 7.253 7.477
{\rm log}_{10}({\rm SFR}) -1.980 -1.513 -1.077
{\rm log}_{10}({\rm sSFR}) -9.406 -8.751 -8.118
{\rm stellar\ age} 0.255 2.754 6.058

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.758 -1.352 -0.663
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.208 -0.577 -0.101

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.222 0.543 0.876
\delta -0.655 -0.121 0.244
\tau_1/\tau_2 0.769 1.170 1.575
Q_{PAH} 1.068 3.483 5.822
U_{min} 3.227 8.315 15.969
{\rm log}_{10}(\gamma_e)\, -2.869 -1.773 -0.739

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.479 -1.008 -0.155
{\rm log}_{10}(\tau_{AGN})\, 0.986 1.475 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.922 -1.603 -1.300
0.03-0.10 Gyr -2.162 -1.513 -0.976
0.10-0.33 Gyr -3.167 -1.972 -1.397
0.33-1.10 Gyr -4.437 -2.650 -2.049
1.10-3.63 Gyr -5.348 -3.134 -2.435
3.63-12.01 Gyr -5.988 -3.338 -2.566
12.01-13.34 Gyr -5.876 -3.390 -2.457

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.381 7.579 7.729
{\rm log}_{10}({\rm SFR}) -0.797 -0.491 -0.263
{\rm log}_{10}({\rm sSFR}) -8.336 -7.949 -7.911
{\rm stellar\ age} 0.065 0.172 2.979

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.792 -1.519 -1.211
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.723 -1.168 -0.076

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.383 0.692
\delta -0.209 0.100 0.315
\tau_1/\tau_2 0.434 0.970 1.502
Q_{PAH} 1.126 3.233 5.351
U_{min} 4.563 11.821 19.407
{\rm log}_{10}(\gamma_e)\, -3.078 -1.840 -0.626

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.544 -1.687 -0.724
{\rm log}_{10}(\tau_{AGN})\, 0.951 1.453 1.862

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.820 -2.561 -1.704
0.03-0.10 Gyr -0.643 -0.333 -0.100
0.10-0.33 Gyr -4.556 -3.086 -1.369
0.33-1.10 Gyr -7.427 -4.814 -2.560
1.10-3.63 Gyr -9.317 -5.925 -3.098
3.63-12.01 Gyr -9.998 -5.960 -3.057
12.01-13.34 Gyr -10.278 -5.777 -2.689