2020gaa results

Information

Transient
Name:SN2020gaa
Right ascension: 11h56m46.90s
Declination:52d29m01.89s
Discovery Date:April 5, 2020, 8:25 a.m.
Classification:SN Ia
Redshift:0.051500
MW E(B-V):0.019
Host
Name:37551
Right ascension: 11h56m47.16s
Declination:52d29m03.23s
Redshift:0.051465
Photometric Redshift:None
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 22.89
Transient MWEBV processed 0.04
Host match processed 5.35
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.71
Global aperture photometry processed 5.16
Validate global photometry processed 13.47
Global host SED inference processed 549.14
Local aperture photometry processed 4.88
Validate local photometry processed 0.02
Local host SED inference processed 533.11
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h56m46.90s, 52d29m01.89s
semi major axis, semi minor axis (arcsec):1.99, 1.99
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 36.34 2.15 19.999 0.064 AB
SDSS_g 115.43 2.83 18.744 0.027 AB
PanSTARRS_g 113.2 0.4 18.765 0.004 AB
SDSS_r 202.14 3.78 18.136 0.020 AB
PanSTARRS_r 207.46 0.56 18.108 0.003 AB
SDSS_i 285.31 4.56 17.762 0.017 AB
PanSTARRS_i 274.86 0.51 17.802 0.002 AB
PanSTARRS_z 333.59 1.31 17.592 0.004 AB
PanSTARRS_y 377.1 3.11 17.459 0.009 AB

Aperture details

RA, DEC (J2000):11h56m47.17s, 52d29m03.74s
semi major axis, semi minor axis (arcsec):11.56, 9.12
angle (degrees, anti-clockwise from east):-121.57
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 310.91 9.16 17.668 0.032 AB
SDSS_g 817.38 7.85 16.619 0.010 AB
PanSTARRS_g 832.9 1.92 16.599 0.002 AB
SDSS_r 1434.57 10.69 16.008 0.008 AB
PanSTARRS_r 1510.58 2.6 15.952 0.002 AB
SDSS_i 2080.45 13.53 15.605 0.007 AB
PanSTARRS_i 2013.17 2.52 15.640 0.001 AB
PanSTARRS_z 2487.72 6.52 15.410 0.003 AB
PanSTARRS_y 2900.45 15.89 15.244 0.006 AB
2MASS_J 3285.29 207.24 14.214 0.068 Vega
2MASS_H 4161.45 375.25 13.484 0.098 Vega
2MASS_K 3354.17 355.85 13.248 0.115 Vega
WISE_W1 1684.13 25.17 13.135 0.016 Vega
WISE_W2 1019.67 28.28 13.040 0.030 Vega
WISE_W3 3625.28 114.39 9.828 0.034 Vega
WISE_W4 2973.64 724.0 8.597 0.264 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.624 9.727 9.840
{\rm log}_{10}({\rm SFR}) -1.362 -0.610 -0.079
{\rm log}_{10}({\rm sSFR}) -11.079 -10.337 -9.811
{\rm stellar\ age} 7.361 8.413 11.876

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.654 -1.102 -0.683
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.757 0.001 0.393

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.293 0.696 1.045
\delta -0.336 0.061 0.307
\tau_1/\tau_2 0.598 1.019 1.444
Q_{PAH} 0.721 2.521 5.018
U_{min} 2.871 8.444 15.810
{\rm log}_{10}(\gamma_e)\, -3.277 -2.007 -0.832

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.803 -1.613 -0.656
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.402 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.173 -1.059 -0.493
0.03-0.10 Gyr -1.495 -0.531 0.038
0.10-0.33 Gyr -2.153 -0.843 -0.282
0.33-1.08 Gyr -2.969 -1.154 -0.597
1.08-3.57 Gyr -3.012 -1.135 -0.422
3.57-11.76 Gyr -1.155 -0.209 -0.020
11.76-13.07 Gyr -0.451 0.219 0.904

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.416 10.494 10.606
{\rm log}_{10}({\rm SFR}) -0.828 -0.075 0.704
{\rm log}_{10}({\rm sSFR}) -11.315 -10.565 -9.755
{\rm stellar\ age} 7.535 8.527 11.899

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.968 -0.637 -0.443
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.018 0.315 0.438

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.279 0.446
\delta -0.839 -0.391 0.183
\tau_1/\tau_2 0.560 0.968 1.372
Q_{PAH} 0.667 2.058 4.520
U_{min} 2.584 8.198 15.951
{\rm log}_{10}(\gamma_e)\, -2.699 -1.652 -0.632

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.031 -2.784 -1.728
{\rm log}_{10}(\tau_{AGN})\, 1.211 1.717 2.021

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.836 -0.434 0.122
0.03-0.10 Gyr -1.005 -0.006 0.831
0.10-0.33 Gyr -2.348 -0.610 0.031
0.33-1.08 Gyr -3.214 -0.776 -0.172
1.08-3.57 Gyr -2.435 -0.463 0.241
3.57-11.76 Gyr -0.478 0.585 0.752
11.76-13.07 Gyr 0.136 0.992 1.694