2017gfo results

Information

Transient
Name:2017gfo
Right ascension: 13h09m48.09s
Declination:-23d22m53.35s
Discovery Date:None
Classification:Kilonova
Redshift:0.009700
MW E(B-V):0.106
Host
Name:NGC4993
Right ascension: 13h09m47.71s
Declination:-23d23m01.79s
Redshift:0.007846
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 5.64
Transient MWEBV processed 0.04
Host match processed 4.66
Host information processed 0.29
Host MWEBV processed 0.07
Global aperture construction processed 0.67
Global aperture photometry processed 4.1
Validate global photometry processed 11.38
Global host SED inference processed 440.55
Local aperture photometry processed 3.99
Validate local photometry processed 0.02
Local host SED inference processed 1725.83
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h09m48.09s, -23d22m53.35s
semi major axis, semi minor axis (arcsec):12.4, 12.4
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 26.91 4.76 20.325 0.192 AB
GALEX_NUV 36.45 3.74 19.996 0.111 AB
PanSTARRS_g 8569.87 3.95 14.068 0.001 AB
PanSTARRS_r 17919.43 5.26 13.267 0.000 AB
PanSTARRS_i 26961.1 7.39 12.823 0.000 AB
PanSTARRS_z 35607.68 10.11 12.521 0.000 AB
PanSTARRS_y 44427.12 18.44 12.281 0.000 AB
2MASS_J 56703.66 314.49 11.121 0.006 Vega
2MASS_H 72076.52 522.02 10.388 0.008 Vega
2MASS_K 59887.39 524.1 10.119 0.010 Vega
WISE_W1 20544.5 103.37 10.419 0.005 Vega
WISE_W2 10939.96 93.15 10.463 0.009 Vega
WISE_W3 4144.73 112.86 9.682 0.030 Vega
WISE_W4 2564.38 538.38 8.758 0.228 Vega

Aperture details

RA, DEC (J2000):13h09m47.69s, -23d23m01.76s
semi major axis, semi minor axis (arcsec):33.02, 28.98
angle (degrees, anti-clockwise from east):-18.84
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 139.37 10.83 18.540 0.084 AB
PanSTARRS_g 19051.1 8.97 13.200 0.001 AB
PanSTARRS_r 39155.78 12.14 12.418 0.000 AB
PanSTARRS_i 57507.63 17.35 12.001 0.000 AB
PanSTARRS_z 74774.76 23.63 11.716 0.000 AB
PanSTARRS_y 94058.93 45.19 11.466 0.001 AB
WISE_W1 57106.04 242.5 9.309 0.005 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.073 10.184 10.228
{\rm log}_{10}({\rm SFR}) -3.840 -2.598 -1.769
{\rm log}_{10}({\rm sSFR}) -14.044 -12.717 -11.877
{\rm stellar\ age} 8.745 12.610 12.775

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.809 -0.612 -0.469
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.584 0.125 0.371

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.053 0.142 0.260
\delta -0.941 -0.786 -0.512
\tau_1/\tau_2 0.333 0.784 1.236
Q_{PAH} 0.341 1.033 2.579
U_{min} 3.455 9.449 17.244
{\rm log}_{10}(\gamma_e)\, -3.458 -2.547 -1.421

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.555 -3.674 -2.755
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.595 2.007

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.836 -2.409 -1.465
0.03-0.10 Gyr -5.849 -3.501 -2.242
0.10-0.33 Gyr -6.440 -3.627 -2.195
0.33-1.10 Gyr -6.848 -3.922 -2.026
1.10-3.65 Gyr -5.193 -3.340 -1.493
3.65-12.11 Gyr -2.805 -1.091 0.262
12.11-13.45 Gyr 0.497 1.295 1.349

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.338 10.401 10.513
{\rm log}_{10}({\rm SFR}) -1.475 -0.445 0.060
{\rm log}_{10}({\rm sSFR}) -11.990 -10.830 -10.307
{\rm stellar\ age} 7.867 8.955 12.313

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.677 -0.473 -0.338
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.876 -0.113 0.204

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.174 0.306 0.508
\delta -0.882 -0.670 -0.173
\tau_1/\tau_2 0.671 1.065 1.425
Q_{PAH} 0.278 0.916 3.293
U_{min} 2.660 7.427 14.487
{\rm log}_{10}(\gamma_e)\, -3.216 -2.315 -0.937

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.955 -2.608 -1.784
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.473 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.458 -0.439 -0.090
0.03-0.10 Gyr -1.723 -0.496 0.143
0.10-0.33 Gyr -1.995 -0.673 -0.074
0.33-1.10 Gyr -2.144 -0.748 -0.212
1.10-3.65 Gyr -1.830 -0.455 0.093
3.65-12.11 Gyr -0.345 0.501 0.624
12.11-13.45 Gyr 0.392 0.937 1.599