2018gfg results

Information

Transient
Name:SN2018gfg
Right ascension: 20h59m09.74s
Declination:-14d15m47.47s
Discovery Date:Sept. 2, 2018, 6:56 a.m.
Classification:SN Ia
Redshift:0.082000
MW E(B-V):0.033
Host
Name:
Right ascension: 20h59m09.73s
Declination:-14d15m47.17s
Redshift:None
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 14.31
Transient MWEBV processed 0.04
Host match processed 5.23
Host information processed 0.14
Host MWEBV processed 0.07
Global aperture construction processed 0.66
Global aperture photometry processed 4.41
Validate global photometry processed 12.33
Global host SED inference processed 461.59
Local aperture photometry processed 4.23
Validate local photometry processed 0.02
Local host SED inference processed 460.75
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h59m09.74s, -14d15m47.47s
semi major axis, semi minor axis (arcsec):1.3, 1.3
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 11.76 0.4 21.224 0.037 AB
PanSTARRS_i 13.43 0.28 21.080 0.023 AB
PanSTARRS_z 15.69 0.96 20.911 0.066 AB
PanSTARRS_y 18.05 2.14 20.759 0.129 AB

Aperture details

RA, DEC (J2000):20h59m09.71s, -14d15m46.93s
semi major axis, semi minor axis (arcsec):2.24, 1.99
angle (degrees, anti-clockwise from east):-75.87
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.75 1.24 22.802 0.492 AB
GALEX_NUV 3.78 1.28 22.455 0.366 AB
PanSTARRS_g 13.59 0.49 21.067 0.039 AB
PanSTARRS_r 16.85 0.62 20.834 0.040 AB
PanSTARRS_i 19.51 0.43 20.675 0.024 AB
PanSTARRS_z 22.85 1.45 20.503 0.069 AB
PanSTARRS_y 26.31 3.21 20.350 0.133 AB
2MASS_J -82.92 67.19 Vega
2MASS_H 132.99 111.17 17.223 0.908 Vega
2MASS_K -32.8 123.45 Vega
WISE_W1 19.73 6.89 17.963 0.379 Vega
WISE_W2 2.37 12.29 19.625 5.634 Vega
WISE_W3 -112.7 83.68 Vega
WISE_W4 -113.1 597.23 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.200 8.489 8.637
{\rm log}_{10}({\rm SFR}) -2.124 -1.273 -0.249
{\rm log}_{10}({\rm sSFR}) -10.662 -9.769 -8.423
{\rm stellar\ age} 0.671 5.270 7.377

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.608 -0.963 -0.173
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.458 -0.698 0.061

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.187 0.542 1.332
\delta -0.478 -0.030 0.244
\tau_1/\tau_2 0.636 1.044 1.448
Q_{PAH} 1.324 3.194 5.505
U_{min} 3.318 8.868 16.393
{\rm log}_{10}(\gamma_e)\, -2.929 -1.836 -0.751

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.857 -0.166 0.295
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.502 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.975 -1.809 -1.209
0.03-0.10 Gyr -2.266 -1.194 -0.100
0.10-0.33 Gyr -2.439 -1.314 -0.520
0.33-1.07 Gyr -3.420 -1.503 -0.872
1.07-3.49 Gyr -4.250 -1.664 -1.230
3.49-11.41 Gyr -4.595 -1.666 -1.243
11.41-12.68 Gyr -4.389 -1.678 -0.953

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.185 8.450 8.648
{\rm log}_{10}({\rm SFR}) -2.242 -0.982 -0.056
{\rm log}_{10}({\rm sSFR}) -10.670 -9.442 -8.178
{\rm stellar\ age} 0.214 1.747 5.820

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.621 -1.032 -0.149
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.402 -0.729 -0.037

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.185 0.624 1.223
\delta -0.491 -0.006 0.267
\tau_1/\tau_2 0.608 1.032 1.482
Q_{PAH} 1.265 3.378 5.407
U_{min} 3.605 10.344 18.823
{\rm log}_{10}(\gamma_e)\, -2.860 -1.648 -0.626

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.359 -0.702 0.033
{\rm log}_{10}(\tau_{AGN})\, 1.092 1.434 1.872

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.392 -1.757 -1.057
0.03-0.10 Gyr -2.677 -0.913 0.096
0.10-0.33 Gyr -2.021 -0.729 -0.007
0.33-1.07 Gyr -3.673 -1.355 -0.663
1.07-3.49 Gyr -5.407 -2.175 -1.232
3.49-11.41 Gyr -6.410 -2.653 -1.448
11.41-12.68 Gyr -6.600 -2.670 -1.252