2020gac results

Information

Transient
Name:SN2020gac
Right ascension: 12h29m46.21s
Declination:42d43m58.22s
Discovery Date:April 5, 2020, 10:47 a.m.
Classification:SN II
Redshift:0.038671
MW E(B-V):0.020
Host
Name:2020gac
Right ascension: 12h29m46.21s
Declination:42d43m55.54s
Redshift:0.038634
Photometric Redshift:0.050
 

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 15.01
Transient MWEBV processed 0.04
Host match processed 1.54
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 5.88
Validate global photometry processed 16.54
Global host SED inference processed 381.63
Local aperture photometry processed 5.57
Validate local photometry processed 0.02
Local host SED inference processed 469.58
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h29m46.21s, 42d43m58.22s
semi major axis, semi minor axis (arcsec):2.61, 2.61
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 63.29 2.86 19.397 0.049 AB
SDSS_g 157.57 3.34 18.406 0.023 AB
PanSTARRS_g 171.63 0.7 18.314 0.004 AB
SDSS_r 232.34 4.12 17.985 0.019 AB
PanSTARRS_r 252.57 0.79 17.894 0.003 AB
SDSS_i 284.17 4.76 17.766 0.018 AB
PanSTARRS_i 311.52 0.97 17.666 0.003 AB
PanSTARRS_z 336.38 1.74 17.583 0.006 AB
SDSS_z 325.53 9.47 17.619 0.032 AB
PanSTARRS_y 386.12 3.66 17.433 0.010 AB

Aperture details

RA, DEC (J2000):12h29m46.19s, 42d43m55.89s
semi major axis, semi minor axis (arcsec):11.22, 8.78
angle (degrees, anti-clockwise from east):-4.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 78.27 2.31 19.166 0.032 AB
GALEX_NUV 121.02 1.18 18.693 0.011 AB
SDSS_u 220.1 8.79 18.043 0.043 AB
SDSS_g 632.4 7.1 16.898 0.012 AB
PanSTARRS_g 632.99 2.52 16.897 0.004 AB
SDSS_r 932.69 9.07 16.476 0.011 AB
PanSTARRS_r 920.03 2.8 16.490 0.003 AB
SDSS_i 1155.86 11.38 16.243 0.011 AB
PanSTARRS_i 1141.68 3.48 16.256 0.003 AB
PanSTARRS_z 1228.95 6.48 16.176 0.006 AB
SDSS_z 1264.8 32.88 16.145 0.028 AB
PanSTARRS_y 1546.64 13.76 15.927 0.010 AB
2MASS_J 1208.54 271.86 15.299 0.244 Vega
2MASS_H 1226.8 387.99 14.810 0.343 Vega
2MASS_K 1852.49 451.8 13.893 0.265 Vega
WISE_W1 757.24 17.35 14.003 0.025 Vega
WISE_W2 500.66 21.55 13.812 0.047 Vega
WISE_W3 1569.19 95.94 10.737 0.066 Vega
WISE_W4 2518.78 669.72 8.777 0.289 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.083 9.248 9.375
{\rm log}_{10}({\rm SFR}) -1.295 -0.688 -0.167
{\rm log}_{10}({\rm sSFR}) -10.566 -9.975 -9.390
{\rm stellar\ age} 4.739 6.905 8.574

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.722 -1.275 -0.763
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.681 -0.146 0.310

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.210 0.474 0.743
\delta -0.520 -0.145 0.238
\tau_1/\tau_2 0.690 1.045 1.394
Q_{PAH} 0.670 2.474 4.920
U_{min} 2.895 8.130 15.295
{\rm log}_{10}(\gamma_e)\, -3.361 -2.089 -0.900

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.826 -1.644 -0.716
{\rm log}_{10}(\tau_{AGN})\, 0.950 1.422 1.911

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.453 -1.040 -0.724
0.03-0.10 Gyr -1.357 -0.605 -0.037
0.10-0.33 Gyr -1.362 -0.653 -0.211
0.33-1.09 Gyr -1.685 -0.871 -0.474
1.09-3.61 Gyr -1.527 -0.842 -0.528
3.61-11.91 Gyr -1.212 -0.708 -0.490
11.91-13.24 Gyr -1.437 -0.656 -0.057

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.619 9.702 9.777
{\rm log}_{10}({\rm SFR}) -0.410 -0.144 0.121
{\rm log}_{10}({\rm sSFR}) -10.154 -9.859 -9.552
{\rm stellar\ age} 5.322 6.475 7.527

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.930 -0.645 -0.444
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.001 0.221 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.160 0.284 0.454
\delta -0.296 0.010 0.218
\tau_1/\tau_2 0.660 0.955 1.255
Q_{PAH} 0.365 1.008 2.364
U_{min} 2.423 7.142 13.807
{\rm log}_{10}(\gamma_e)\, -3.336 -2.282 -1.515

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.048 -2.937 -2.074
{\rm log}_{10}(\tau_{AGN})\, 0.978 1.391 1.814

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.978 -0.539 -0.339
0.03-0.10 Gyr -0.383 -0.041 0.263
0.10-0.33 Gyr -0.185 0.085 0.335
0.33-1.09 Gyr -0.446 -0.159 0.058
1.09-3.61 Gyr -0.520 -0.241 -0.034
3.61-11.91 Gyr -0.469 -0.242 -0.096
11.91-13.24 Gyr -0.723 -0.220 0.195