2017ghw results

Information

Transient
Name:2017ghw
Right ascension: 23h57m34.75s
Declination:2d05m11.18s
Discovery Date:None
Classification:SNIIn
Redshift:0.076000
MW E(B-V):0.017
Host
Name:
Right ascension: 23h57m34.35s
Declination:2d05m13.33s
Redshift:None
Photometric Redshift:0.077
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 6.36
Transient MWEBV processed 0.07
Host match processed 6.3
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.25
Global aperture photometry processed 1.33
Validate global photometry processed 2.16
Global host SED inference processed 461.9
Local aperture photometry processed 1.28
Validate local photometry processed 0.01
Local host SED inference processed 548.51
 

Imaging data


 

Spectral Energy Distribution


Warning: possible contaminating objects in the global aperture

 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h57m34.75s, 2d05m11.18s
semi major axis, semi minor axis (arcsec):1.39, 1.39
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_r 21.9 1.34 20.549 0.067 AB
PanSTARRS_y 20.99 2.97 20.595 0.153 AB

Aperture details

RA, DEC (J2000):23h57m34.37s, 2d05m13.07s
semi major axis, semi minor axis (arcsec):15.05, 12.97
angle (degrees, anti-clockwise from east):59.39
Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 49.97 1.96 19.653 0.043 AB
SDSS_g 683.59 7.84 16.813 0.012 AB
SDSS_r 1224.03 10.89 16.181 0.010 AB
PanSTARRS_y 1805.31 29.69 15.759 0.018 AB
WISE_W2 908.26 37.04 13.165 0.044 Vega
WISE_W4 2780.38 925.08 8.670 0.361 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.101 8.427 8.697
{\rm log}_{10}({\rm SFR}) -1.375 -0.729 -0.105
{\rm log}_{10}({\rm sSFR}) -9.923 -9.170 -8.254
{\rm stellar\ age} 0.624 4.941 7.362

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.793 -1.328 -0.591
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.511 -0.720 0.041

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.169 0.575 1.008
\delta -0.515 -0.108 0.207
\tau_1/\tau_2 0.589 0.987 1.382
Q_{PAH} 0.874 2.616 5.485
U_{min} 3.244 8.429 15.566
{\rm log}_{10}(\gamma_e)\, -3.120 -2.074 -0.852

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.253 -0.894 0.064
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.481 1.969

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.320 -0.729 -0.353
0.03-0.10 Gyr -1.792 -0.854 -0.007
0.10-0.33 Gyr -2.742 -1.332 -0.716
0.33-1.07 Gyr -3.543 -1.578 -0.981
1.07-3.51 Gyr -4.002 -1.689 -1.182
3.51-11.48 Gyr -4.012 -1.739 -1.214
11.48-12.75 Gyr -4.076 -1.790 -0.970

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.359 10.448 10.583
{\rm log}_{10}({\rm SFR}) -0.154 0.362 0.807
{\rm log}_{10}({\rm sSFR}) -10.660 -10.059 -9.593
{\rm stellar\ age} 4.176 6.032 7.449

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.047 -0.530 -0.197
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.616 -0.402 0.239

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.145 0.282 0.475
\delta -0.666 -0.247 0.168
\tau_1/\tau_2 0.646 1.006 1.372
Q_{PAH} 1.287 3.141 5.175
U_{min} 2.395 7.335 14.740
{\rm log}_{10}(\gamma_e)\, -3.246 -2.140 -0.907

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.155 -1.800 -1.198
{\rm log}_{10}(\tau_{AGN})\, 0.925 1.371 1.834

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.014 0.108 0.465
0.03-0.10 Gyr -0.279 0.395 0.943
0.10-0.33 Gyr 0.108 0.667 1.025
0.33-1.07 Gyr -0.131 0.549 0.842
1.07-3.51 Gyr 0.225 0.619 0.877
3.51-11.48 Gyr -0.032 0.460 0.682
11.48-12.75 Gyr -0.360 0.474 1.017