2021gkb results

Information

Transient
Name:SN2021gkb
Right ascension: 10h57m55.37s
Declination:-13d47m26.78s
Discovery Date:March 19, 2021, 6:33 a.m.
Classification:SN Ia
Redshift:0.069390
MW E(B-V):0.040
Host
Name:2021gkb
Right ascension: 10h57m55.43s
Declination:-13d47m27.26s
Redshift:0.069395
Photometric Redshift:0.076
 

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 4.3
Transient MWEBV processed 0.04
Host match processed 2.84
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 0.74
Global aperture photometry processed 4.25
Validate global photometry processed 11.9
Global host SED inference processed 555.06
Local aperture photometry processed 3.87
Validate local photometry processed 0.02
Local host SED inference processed 526.35
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h57m55.37s, -13d47m26.78s
semi major axis, semi minor axis (arcsec):1.51, 1.51
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 260.44 0.5 17.861 0.002 AB
PanSTARRS_r 603.46 0.72 16.948 0.001 AB
PanSTARRS_i 841.92 0.85 16.587 0.001 AB
PanSTARRS_z 1204.02 1.73 16.198 0.002 AB
PanSTARRS_y 1367.81 3.15 16.060 0.002 AB

Aperture details

RA, DEC (J2000):10h57m55.42s, -13d47m27.14s
semi major axis, semi minor axis (arcsec):11.62, 10.74
angle (degrees, anti-clockwise from east):-74.43
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.48 2.87 21.579 0.367 AB
GALEX_NUV 6.66 1.43 21.841 0.233 AB
PanSTARRS_g 1333.43 2.91 16.088 0.002 AB
PanSTARRS_r 2899.79 3.71 15.244 0.001 AB
PanSTARRS_i 4326.97 4.72 14.810 0.001 AB
PanSTARRS_z 5577.01 11.09 14.534 0.002 AB
PanSTARRS_y 7067.18 22.23 14.277 0.003 AB
2MASS_J 9696.65 270.96 13.039 0.030 Vega
2MASS_H 10780.46 413.06 12.451 0.042 Vega
2MASS_K 9697.85 579.78 12.096 0.065 Vega
WISE_W1 4440.63 43.35 12.082 0.011 Vega
WISE_W2 2551.6 46.03 12.044 0.020 Vega
WISE_W3 691.78 147.76 11.626 0.232 Vega
WISE_W4 -695.7 597.25 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.398 10.546 10.653
{\rm log}_{10}({\rm SFR}) -3.253 -1.294 0.086
{\rm log}_{10}({\rm sSFR}) -13.823 -11.868 -10.451
{\rm stellar\ age} 5.846 7.851 11.658

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.050 -0.448 -0.199
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.749 -1.087 -0.015

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.275 0.607 1.130
\delta -0.775 -0.451 0.052
\tau_1/\tau_2 0.609 1.009 1.399
Q_{PAH} 0.819 2.827 5.271
U_{min} 2.926 8.866 16.968
{\rm log}_{10}(\gamma_e)\, -2.951 -1.332 -0.388

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.854 -1.425 -0.575
{\rm log}_{10}(\tau_{AGN})\, 1.007 1.529 1.976

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.830 -1.553 -0.412
0.03-0.10 Gyr -3.875 -1.393 0.163
0.10-0.33 Gyr -3.547 -1.295 0.384
0.33-1.07 Gyr -3.602 -1.059 0.347
1.07-3.52 Gyr -2.655 -0.279 0.628
3.52-11.55 Gyr -0.878 0.526 0.815
11.55-12.84 Gyr -0.287 0.872 1.741

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.202 11.300 11.347
{\rm log}_{10}({\rm SFR}) -3.278 -1.698 -0.975
{\rm log}_{10}({\rm sSFR}) -14.558 -12.995 -12.205
{\rm stellar\ age} 7.771 11.333 12.185

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.528 -0.376 -0.259
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.393 -0.632 0.080

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.126 0.233 0.349
\delta -0.916 -0.676 -0.386
\tau_1/\tau_2 0.500 0.908 1.360
Q_{PAH} 0.363 1.067 2.317
U_{min} 3.081 8.796 16.402
{\rm log}_{10}(\gamma_e)\, -2.516 -1.399 -0.719

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.575 -3.869 -2.882
{\rm log}_{10}(\tau_{AGN})\, 1.144 1.637 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.528 -1.881 -1.066
0.03-0.10 Gyr -4.066 -1.827 -0.931
0.10-0.33 Gyr -4.677 -2.101 -0.947
0.33-1.07 Gyr -4.505 -2.079 -0.841
1.07-3.52 Gyr -3.036 -1.294 0.101
3.52-11.55 Gyr -1.220 0.862 1.484
11.55-12.84 Gyr 1.231 2.355 2.487