2016gdt results

Information

Transient
Name:2016gdt
Right ascension: 21h52m22.55s
Declination:3d25m18.50s
Discovery Date:None
Classification:SNIa-91bg-like
Redshift:0.028907
MW E(B-V):0.072
Host
Name:NGC7148
Right ascension: 21h52m23.42s
Declination:3d25m37.60s
Redshift:0.029152
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_FUV
PanSTARRS_i
DES_g
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 3.66
Transient MWEBV processed 0.04
Host match processed 4.55
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 2.11
Validate global photometry processed 7.69
Global host SED inference processed 405.11
Local aperture photometry processed 2.16
Validate local photometry processed 0.01
Local host SED inference processed 510.47
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h52m22.55s, 3d25m18.50s
semi major axis, semi minor axis (arcsec):3.42, 3.42
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 16.97 0.3 20.826 0.019 AB
PanSTARRS_i 49.57 0.96 19.662 0.021 AB
2MASS_J 117.56 89.9 17.829 0.830 Vega
2MASS_H 183.71 154.47 16.872 0.913 Vega
2MASS_K -34.79 141.39 Vega

Aperture details

RA, DEC (J2000):21h52m23.27s, 3d25m38.95s
semi major axis, semi minor axis (arcsec):29.71, 17.92
angle (degrees, anti-clockwise from east):-76.38
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 23.65 1.17 20.466 0.054 AB
DES_g 4265.73 3.41 14.825 0.001 AB
PanSTARRS_i 14481.43 6.7 13.498 0.001 AB
2MASS_J 31597.93 612.9 11.756 0.021 Vega
2MASS_K 34788.81 962.02 10.709 0.030 Vega
WISE_W1 16404.13 110.56 10.664 0.007 Vega
WISE_W2 9278.37 100.47 10.642 0.012 Vega
WISE_W3 8199.09 279.57 8.942 0.037 Vega
WISE_W4 12533.24 1852.66 7.035 0.160 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.205 8.436 8.594
{\rm log}_{10}({\rm SFR}) -2.122 -1.409 -0.798
{\rm log}_{10}({\rm sSFR}) -10.645 -9.918 -9.112
{\rm stellar\ age} 4.817 7.527 10.129

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.632 -0.996 -0.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.548 -0.448 0.190

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.601 1.128 1.627
\delta -0.344 -0.013 0.251
\tau_1/\tau_2 0.631 0.998 1.377
Q_{PAH} 0.495 1.755 4.748
U_{min} 2.953 8.037 15.137
{\rm log}_{10}(\gamma_e)\, -3.239 -2.252 -1.185

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.433 -1.119 -0.009
{\rm log}_{10}(\tau_{AGN})\, 1.038 1.422 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.613 -1.546 -0.943
0.03-0.10 Gyr -2.299 -1.442 -0.731
0.10-0.33 Gyr -3.127 -1.911 -1.292
0.33-1.10 Gyr -3.447 -2.076 -1.441
1.10-3.63 Gyr -3.477 -1.876 -1.406
3.63-12.03 Gyr -2.563 -1.545 -1.284
12.03-13.37 Gyr -2.438 -1.366 -0.600

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.918 10.991 11.064
{\rm log}_{10}({\rm SFR}) -1.030 -0.409 0.116
{\rm log}_{10}({\rm sSFR}) -12.056 -11.418 -10.829
{\rm stellar\ age} 7.482 8.282 10.588

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.543 -0.276 -0.113
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.564 -0.777 -0.019

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.316 0.471 0.633
\delta -0.585 -0.231 0.082
\tau_1/\tau_2 0.524 0.894 1.272
Q_{PAH} 0.223 0.613 1.304
U_{min} 2.291 6.676 13.303
{\rm log}_{10}(\gamma_e)\, -3.667 -2.973 -2.029

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.577 -3.912 -2.999
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.649 1.976

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.431 -0.620 -0.022
0.03-0.10 Gyr -1.191 -0.403 0.164
0.10-0.33 Gyr -0.942 -0.140 0.435
0.33-1.10 Gyr -0.860 -0.010 0.510
1.10-3.63 Gyr -0.458 0.485 0.909
3.63-12.03 Gyr 0.794 1.115 1.244
12.03-13.37 Gyr 0.800 1.331 1.956