2018gn results

Information

Transient
Name:SN2018gn
Right ascension: 1h46m42.45s
Declination:32d30m29.30s
Discovery Date:Jan. 14, 2018, 2:38 a.m.
Classification:SN II
Redshift:None
MW E(B-V):0.035
Host
Name:6523
Right ascension: 1h46m42.44s
Declination:32d30m29.51s
Redshift:0.037500
Photometric Redshift:0.038
 

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: blocked

Task Name Status Time (s)
Cutout download processed 31.02
Transient MWEBV processed 0.04
Host match processed 3.71
Host information processed 0.16
Host MWEBV processed 0.06
Global aperture construction processed 0.67
Global aperture photometry processed 6.6
Validate global photometry processed 18.06
Global host SED inference processed 375.4
Local aperture photometry processed 7.57
Validate local photometry processed 0.02
Local host SED inference processed 575.96
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h46m42.45s, 32d30m29.30s
semi major axis, semi minor axis (arcsec):2.69, 2.69
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 194.81 4.3 18.176 0.024 AB
SDSS_g 597.04 6.39 16.960 0.012 AB
DES_g 740.19 1.84 16.727 0.003 AB
PanSTARRS_g 644.01 0.85 16.878 0.001 AB
SDSS_r 1136.39 8.88 16.261 0.008 AB
PanSTARRS_r 1164.24 0.97 16.235 0.001 AB
DES_r 1452.89 4.2 15.994 0.003 AB
SDSS_i 1558.42 10.55 15.918 0.007 AB
PanSTARRS_i 1571.65 1.2 15.909 0.001 AB
PanSTARRS_z 1913.55 2.28 15.695 0.001 AB
SDSS_z 1913.19 14.52 15.696 0.008 AB
DES_z 2293.55 12.15 15.499 0.006 AB
PanSTARRS_y 2291.39 4.23 15.500 0.002 AB

Aperture details

RA, DEC (J2000):1h46m42.42s, 32d30m29.17s
semi major axis, semi minor axis (arcsec):15.5, 11.33
angle (degrees, anti-clockwise from east):-179.07
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 171.5 11.61 18.314 0.073 AB
GALEX_NUV 256.71 8.44 17.876 0.036 AB
SDSS_u 679.86 13.73 16.819 0.022 AB
SDSS_g 2224.82 12.81 15.532 0.006 AB
DES_g 2400.46 3.43 15.449 0.002 AB
PanSTARRS_g 2330.69 3.34 15.481 0.002 AB
SDSS_r 3829.01 17.71 14.942 0.005 AB
PanSTARRS_r 3903.55 3.27 14.921 0.001 AB
DES_r 4377.34 7.48 14.797 0.002 AB
SDSS_i 5187.29 22.4 14.613 0.005 AB
PanSTARRS_i 5153.18 4.83 14.620 0.001 AB
PanSTARRS_z 6111.05 10.28 14.435 0.002 AB
SDSS_z 6180.39 49.31 14.422 0.009 AB
DES_z 6642.42 21.29 14.344 0.003 AB
PanSTARRS_y 7457.46 20.33 14.219 0.003 AB
2MASS_J 9134.8 296.02 13.103 0.035 Vega
2MASS_H 10961.92 439.5 12.433 0.044 Vega
2MASS_K 8921.23 531.53 12.186 0.065 Vega
WISE_W1 4492.2 38.1 12.070 0.009 Vega
WISE_W2 2774.52 40.25 11.953 0.016 Vega
WISE_W3 12205.47 129.76 8.510 0.012 Vega
WISE_W4 18404.22 938.26 6.618 0.055 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.866 10.065 10.219
{\rm log}_{10}({\rm SFR}) -0.339 0.148 0.853
{\rm log}_{10}({\rm sSFR}) -10.498 -9.976 -9.116
{\rm stellar\ age} 4.774 7.093 9.202

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.382 -0.544 -0.163
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.775 -0.041 0.164

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.451 0.808 1.186
\delta -0.548 -0.259 0.021
\tau_1/\tau_2 0.353 0.789 1.260
Q_{PAH} 0.615 2.267 4.239
U_{min} 2.997 8.429 15.410
{\rm log}_{10}(\gamma_e)\, -3.203 -1.911 -0.930

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.498 -3.235 -1.345
{\rm log}_{10}(\tau_{AGN})\, 1.001 1.525 2.019

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.048 0.315 0.629
0.03-0.10 Gyr -1.279 0.009 0.926
0.10-0.33 Gyr -1.710 -0.394 0.308
0.33-1.09 Gyr -1.664 -0.314 0.182
1.09-3.61 Gyr -1.218 -0.099 0.301
3.61-11.93 Gyr -0.602 0.091 0.361
11.93-13.25 Gyr -0.759 0.111 0.901

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.517 10.560 10.627
{\rm log}_{10}({\rm SFR}) 0.244 0.419 0.600
{\rm log}_{10}({\rm sSFR}) -10.323 -10.141 -9.968
{\rm stellar\ age} 7.297 7.972 9.358

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.680 -0.509 -0.382
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.023 0.108 0.237

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.219 0.340 0.474
\delta -0.466 -0.211 -0.054
\tau_1/\tau_2 0.716 1.059 1.420
Q_{PAH} 0.576 1.253 2.139
U_{min} 2.975 7.579 14.195
{\rm log}_{10}(\gamma_e)\, -2.619 -2.005 -1.587

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.373 -3.525 -2.613
{\rm log}_{10}(\tau_{AGN})\, 1.092 1.630 1.988

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.293 0.400 0.507
0.03-0.10 Gyr 0.180 0.438 0.664
0.10-0.33 Gyr -0.190 0.191 0.463
0.33-1.09 Gyr -0.305 0.078 0.315
1.09-3.61 Gyr -0.258 0.237 0.501
3.61-11.93 Gyr 0.545 0.709 0.804
11.93-13.25 Gyr 0.497 0.876 1.358