2020gac

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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
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.54
Cutout download processed 15.01
Global aperture construction processed 0.66
Local aperture photometry processed 5.57
Global aperture photometry processed 5.88
Validate local photometry processed 0.02
Validate global photometry processed 16.54
Host information processed 0.09
Global host SED inference processed 381.63
Local host SED inference processed 469.58
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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