2018gsa results

Information

Transient
Name:SN2018gsa
Right ascension: 8h37m30.87s
Declination:22d36m00.32s
Discovery Date:Sept. 15, 2018, 12:34 p.m.
Classification:SN II
Redshift:0.077000
MW E(B-V):
Host
Name:J083730.77+223559.95
Right ascension: 8h37m30.77s
Declination:22d35m59.95s
Redshift:None
Photometric Redshift:0.115
 

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 22.58
Transient MWEBV processed 0.04
Host match processed 6.76
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 6.1
Validate global photometry processed 22.68
Global host SED inference processed 472.19
Local aperture photometry processed 5.85
Validate local photometry processed 0.03
Local host SED inference processed 582.93
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h37m30.87s, 22d36m00.32s
semi major axis, semi minor axis (arcsec):1.37, 1.37
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 9.28 0.15 21.481 0.018 AB
PanSTARRS_g 5.86 0.27 21.981 0.051 AB
SDSS_r 10.57 1.07 21.340 0.110 AB
PanSTARRS_r 8.78 0.46 21.541 0.057 AB
DES_r 10.81 0.47 21.316 0.047 AB
SDSS_i 12.11 1.5 21.192 0.135 AB
PanSTARRS_i 9.89 0.36 21.412 0.040 AB
PanSTARRS_z 11.08 0.86 21.289 0.085 AB
SDSS_z 15.72 4.45 20.909 0.308 AB
DES_z 14.27 1.09 21.014 0.083 AB
PanSTARRS_y 15.41 2.33 20.930 0.164 AB

Aperture details

RA, DEC (J2000):8h37m30.73s, 22d36m00.17s
semi major axis, semi minor axis (arcsec):4.23, 2.38
angle (degrees, anti-clockwise from east):-119.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.69 1.62 22.827 0.655 AB
GALEX_NUV 3.95 1.95 22.409 0.538 AB
SDSS_u 6.66 2.7 21.841 0.441 AB
SDSS_g 18.82 1.48 20.714 0.085 AB
DES_g 25.89 0.29 20.367 0.012 AB
PanSTARRS_g 21.75 0.63 20.556 0.031 AB
SDSS_r 31.77 2.15 20.145 0.074 AB
PanSTARRS_r 32.65 1.04 20.115 0.035 AB
DES_r 37.51 0.93 19.965 0.027 AB
SDSS_i 38.1 3.23 19.948 0.092 AB
PanSTARRS_i 38.41 0.81 19.939 0.023 AB
PanSTARRS_z 41.7 1.92 19.850 0.050 AB
SDSS_z 42.29 10.19 19.834 0.261 AB
DES_z 47.43 2.07 19.710 0.047 AB
PanSTARRS_y 52.74 5.16 19.595 0.106 AB
2MASS_J 89.16 84.88 18.130 1.034 Vega
2MASS_H 203.18 125.49 16.763 0.671 Vega
2MASS_K -89.39 135.2 Vega
WISE_W1 24.47 9.38 17.730 0.416 Vega
WISE_W2 11.24 13.61 17.934 1.315 Vega
WISE_W3 14.31 66.99 15.837 5.083 Vega
WISE_W4 -238.65 442.02 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.515 7.867 8.145
{\rm log}_{10}({\rm SFR}) -1.511 -0.557 -0.279
{\rm log}_{10}({\rm sSFR}) -9.578 -8.397 -7.915
{\rm stellar\ age} 0.068 0.566 4.758

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.042 -0.144 0.101
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.485 -0.591 0.146

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.166 0.357 0.905
\delta -0.661 -0.096 0.252
\tau_1/\tau_2 0.550 1.038 1.514
Q_{PAH} 1.126 3.121 5.650
U_{min} 3.334 9.587 17.748
{\rm log}_{10}(\gamma_e)\, -2.952 -1.783 -0.719

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.237 -0.103 0.250
{\rm log}_{10}(\tau_{AGN})\, 1.224 1.570 1.892

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.259 -1.896 -1.395
0.03-0.10 Gyr -1.454 -0.402 -0.117
0.10-0.33 Gyr -3.962 -1.550 -0.677
0.33-1.07 Gyr -5.991 -2.961 -1.252
1.07-3.50 Gyr -7.678 -3.926 -1.916
3.50-11.47 Gyr -8.530 -4.313 -2.096
11.47-12.74 Gyr -8.625 -3.844 -1.917

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.501 8.753 8.915
{\rm log}_{10}({\rm SFR}) -1.612 -0.822 -0.094
{\rm log}_{10}({\rm sSFR}) -10.445 -9.593 -8.712
{\rm stellar\ age} 0.383 3.562 6.286

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.674 -0.948 -0.130
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.428 -0.045 0.340

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.199 0.501 0.968
\delta -0.482 -0.080 0.230
\tau_1/\tau_2 0.663 1.063 1.478
Q_{PAH} 1.074 2.928 4.876
U_{min} 3.414 9.494 16.767
{\rm log}_{10}(\gamma_e)\, -2.724 -1.484 -0.493

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.987 -0.820 -0.187
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.511 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.185 -1.260 -0.797
0.03-0.10 Gyr -1.855 -0.748 0.050
0.10-0.33 Gyr -1.122 -0.494 0.070
0.33-1.07 Gyr -2.535 -0.909 -0.430
1.07-3.50 Gyr -3.858 -1.297 -0.863
3.50-11.47 Gyr -4.609 -1.636 -1.062
11.47-12.74 Gyr -4.841 -1.692 -0.897