2018gsm results

Information

Transient
Name:SN2018gsm
Right ascension: 23h57m28.84s
Declination:-6d36m13.74s
Discovery Date:Sept. 14, 2018, 8:03 a.m.
Classification:SN Ia
Redshift:0.073000
MW E(B-V):0.030
Host
Name:
Right ascension: 23h57m28.23s
Declination:-6d36m18.20s
Redshift:None
Photometric Redshift:0.065
 

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 32.2
Transient MWEBV processed 0.07
Host match processed 6.62
Host information processed 0.14
Host MWEBV processed 0.09
Global aperture construction processed 0.73
Global aperture photometry processed 7.15
Validate global photometry processed 16.29
Global host SED inference processed 523.04
Local aperture photometry processed 6.49
Validate local photometry processed 0.03
Local host SED inference processed 1390.04
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h57m28.84s, -6d36m13.74s
semi major axis, semi minor axis (arcsec):1.44, 1.44
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 2.13 0.58 23.080 0.297 AB
DES_g 2.24 0.1 23.023 0.047 AB
PanSTARRS_g 1.42 0.35 23.517 0.267 AB
SDSS_r 2.43 0.84 22.937 0.376 AB
PanSTARRS_r 0.95 0.25 23.959 0.282 AB
DES_r 3.05 0.16 22.689 0.059 AB
SDSS_i 2.01 1.28 23.143 0.691 AB
PanSTARRS_i 2.3 0.46 22.996 0.218 AB
PanSTARRS_z 4.41 0.94 22.289 0.231 AB
SDSS_z 0.15 4.32 25.938 30.637 AB
DES_z 4.15 0.38 22.356 0.098 AB
PanSTARRS_y 6.38 2.07 21.889 0.353 AB

Aperture details

RA, DEC (J2000):23h57m28.20s, -6d36m17.98s
semi major axis, semi minor axis (arcsec):11.71, 10.49
angle (degrees, anti-clockwise from east):-80.24
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 44.96 1.84 19.768 0.044 AB
GALEX_NUV 64.9 1.41 19.369 0.024 AB
SDSS_u 199.05 13.9 18.153 0.076 AB
SDSS_g 583.09 7.04 16.986 0.013 AB
DES_g 593.64 1.12 16.966 0.002 AB
PanSTARRS_g 581.54 2.7 16.989 0.005 AB
SDSS_r 1016.12 9.92 16.383 0.011 AB
PanSTARRS_r 951.65 1.91 16.454 0.002 AB
DES_r 1158.67 2.15 16.240 0.002 AB
SDSS_i 1430.54 13.44 16.011 0.010 AB
PanSTARRS_i 1478.73 3.51 15.975 0.003 AB
PanSTARRS_z 1686.12 7.19 15.833 0.005 AB
SDSS_z 2030.34 34.76 15.631 0.019 AB
DES_z 1908.5 6.22 15.698 0.004 AB
PanSTARRS_y 2130.38 15.95 15.579 0.008 AB
WISE_W1 1370.07 26.47 13.359 0.021 Vega
WISE_W2 910.56 36.6 13.163 0.044 Vega
WISE_W3 1773.16 155.31 10.604 0.095 Vega
WISE_W4 746.06 672.39 10.098 0.978 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 6.887 7.221 7.943
{\rm log}_{10}({\rm SFR}) -1.283 -1.074 -0.890
{\rm log}_{10}({\rm sSFR}) -9.109 -8.188 -7.960
{\rm stellar\ age} 0.020 2.534 7.114

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.121 0.064 0.155
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.949 -0.703 -0.437

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.260 1.525 1.871
\delta 0.170 0.302 0.374
\tau_1/\tau_2 0.672 1.131 1.588
Q_{PAH} 0.986 3.110 5.727
U_{min} 3.259 8.783 16.612
{\rm log}_{10}(\gamma_e)\, -2.942 -1.779 -0.823

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.982 -0.412 0.124
{\rm log}_{10}(\tau_{AGN})\, 1.109 1.568 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.935 -0.647 -0.433
0.03-0.10 Gyr -3.690 -2.089 -1.221
0.10-0.33 Gyr -6.252 -3.255 -1.975
0.33-1.07 Gyr -8.094 -3.988 -2.318
1.07-3.51 Gyr -8.053 -3.707 -2.164
3.51-11.51 Gyr -8.019 -3.554 -2.006
11.51-12.79 Gyr -8.246 -3.320 -1.775

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.616 10.647 10.698
{\rm log}_{10}({\rm SFR}) 0.462 0.645 0.815
{\rm log}_{10}({\rm sSFR}) -10.190 -9.998 -9.812
{\rm stellar\ age} 7.409 8.145 10.100

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.195 -0.112 -0.047
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.223 0.340 0.432

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.129 0.164 0.237
\delta -0.939 -0.815 -0.612
\tau_1/\tau_2 0.711 1.076 1.450
Q_{PAH} 0.308 1.033 2.152
U_{min} 2.155 6.678 13.585
{\rm log}_{10}(\gamma_e)\, -3.093 -1.718 -1.170

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.291 -3.239 -2.284
{\rm log}_{10}(\tau_{AGN})\, 1.080 1.573 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.165 0.279 0.377
0.03-0.10 Gyr 0.532 0.749 0.938
0.10-0.33 Gyr -0.314 0.097 0.368
0.33-1.07 Gyr -0.496 -0.117 0.126
1.07-3.51 Gyr -0.420 0.066 0.414
3.51-11.51 Gyr 0.530 0.811 0.897
11.51-12.79 Gyr 0.597 1.104 1.622