2018grg results

Information

Transient
Name:SN2018grg
Right ascension: 7h15m38.45s
Declination:37d34m26.71s
Discovery Date:Sept. 16, 2018, 11:21 a.m.
Classification:SN Ia
Redshift:0.065000
MW E(B-V):0.061
Host
Name:J071538.14+373428.46
Right ascension: 7h15m38.14s
Declination:37d34m28.46s
Redshift:0.052589
Photometric Redshift:0.054
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
PanSTARRS_y
 2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
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 0.61
Transient MWEBV processed 0.04
Host match processed 6.52
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.15
Global aperture photometry processed 0.96
Validate global photometry processed 1.16
Global host SED inference processed 1221.36
Local aperture photometry processed 0.9
Validate local photometry processed 0.01
Local host SED inference processed 1022.52
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):7h15m38.45s, 37d34m26.71s
semi major axis, semi minor axis (arcsec):1.95, 1.95
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 258.81 3.18 17.868 0.013 AB

Aperture details

RA, DEC (J2000):7h15m38.13s, 37d34m28.55s
semi major axis, semi minor axis (arcsec):9.37, 7.12
angle (degrees, anti-clockwise from east):-57.44
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 4009.97 12.71 14.892 0.003 AB
2MASS_J 4604.75 204.34 13.847 0.048 Vega
2MASS_H 6454.26 299.39 13.008 0.050 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.038 9.389 9.631
{\rm log}_{10}({\rm SFR}) -0.744 -0.201 0.317
{\rm log}_{10}({\rm sSFR}) -10.188 -9.602 -8.882
{\rm stellar\ age} 2.719 6.798 9.734

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.398 -0.536 0.038
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.147 -0.686 0.063

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.491 0.847 1.449
\delta -0.761 -0.314 -0.031
\tau_1/\tau_2 0.423 0.829 1.311
Q_{PAH} 0.569 1.999 4.474
U_{min} 3.114 8.606 16.288
{\rm log}_{10}(\gamma_e)\, -3.425 -2.073 -1.054

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.215 -2.170 -0.691
{\rm log}_{10}(\tau_{AGN})\, 0.908 1.436 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.664 -0.039 0.449
0.03-0.10 Gyr -1.858 -0.602 0.207
0.10-0.33 Gyr -3.013 -1.152 -0.414
0.33-1.08 Gyr -3.241 -1.089 -0.275
1.08-3.57 Gyr -2.953 -0.952 -0.415
3.57-11.75 Gyr -2.326 -0.743 -0.330
11.75-13.05 Gyr -2.152 -0.628 0.411

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.408 10.636 10.804
{\rm log}_{10}({\rm SFR}) -0.354 0.612 1.278
{\rm log}_{10}({\rm sSFR}) -11.015 -10.070 -9.223
{\rm stellar\ age} 2.247 7.388 11.057

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.183 -0.433 -0.085
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.292 -0.678 -0.004

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.403 0.811 1.320
\delta -0.733 -0.342 0.076
\tau_1/\tau_2 0.244 0.779 1.339
Q_{PAH} 0.524 2.406 5.163
U_{min} 2.647 7.744 15.636
{\rm log}_{10}(\gamma_e)\, -3.406 -1.783 -0.822

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.448 -3.125 -0.957
{\rm log}_{10}(\tau_{AGN})\, 0.916 1.507 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.635 0.561 1.071
0.03-0.10 Gyr -1.479 0.368 1.338
0.10-0.33 Gyr -2.316 -0.275 0.863
0.33-1.08 Gyr -2.901 -0.161 0.976
1.08-3.57 Gyr -2.334 0.080 0.899
3.57-11.75 Gyr -1.730 0.389 0.886
11.75-13.05 Gyr -1.354 0.715 1.774