2018eaw results

Information

Transient
Name:2018eaw
Right ascension: 17h44m13.25s
Declination:66d42m46.49s
Discovery Date:None
Classification:SN Ib
Redshift:0.036403
MW E(B-V):0.036
Host
Name:J174413.53+664246.21
Object ID:9907740902952114
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h44m13.53s
Declination:66d42m46.21s
Redshift:None
Photometric Redshift:0.029
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 16.39
Transient MWEBV processed 0.12
Host match processed 6.5
Host information processed 0.17
Host MWEBV processed 0.11
Host spectrum download not processed None
Global aperture construction processed 0.74
Global aperture photometry processed 1.38
Validate global photometry processed 1.98
Global host SED inference processed 946.87
Local aperture photometry processed 5.34
Validate local photometry processed 0.03
Local host SED inference processed 591.34
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.834 9.054 9.191
{\rm log}_{10}({\rm SFR}) -1.118 -0.369 0.061
{\rm log}_{10}({\rm sSFR}) -10.202 -9.442 -8.971
{\rm stellar\ age} 2.215 6.244 8.075

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.763 -1.298 -0.646
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.738 -0.484 0.328

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.231 0.467 0.788
\delta -0.535 -0.198 0.146
\tau_1/\tau_2 0.442 0.865 1.325
Q_{PAH} 1.224 2.838 5.007
U_{min} 3.124 8.646 16.822
{\rm log}_{10}(\gamma_e)\, -3.449 -2.159 -1.000

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.177 -2.464 -0.990
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.502 1.956

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.385 -1.800 -1.123
0.03-0.10 Gyr -0.997 -0.215 0.220
0.10-0.33 Gyr -1.730 -0.679 -0.085
0.33-1.09 Gyr -2.705 -1.115 -0.595
1.09-3.61 Gyr -2.582 -1.022 -0.657
3.61-11.94 Gyr -2.771 -1.019 -0.722
11.94-13.27 Gyr -3.072 -1.006 -0.300

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.346 9.469 9.585
{\rm log}_{10}({\rm SFR}) -0.166 0.257 0.665
{\rm log}_{10}({\rm sSFR}) -9.686 -9.204 -8.776
{\rm stellar\ age} 2.888 6.850 10.664

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.861 -1.627 -1.318
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.895 -1.546 -0.520

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.344 0.639 0.950
\delta -0.242 0.012 0.229
\tau_1/\tau_2 0.585 1.090 1.579
Q_{PAH} 0.925 3.040 5.192
U_{min} 3.180 10.098 17.814
{\rm log}_{10}(\gamma_e)\, -3.299 -1.891 -0.914

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.452 -1.370 -0.750
{\rm log}_{10}(\tau_{AGN})\, 1.225 1.769 2.029

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.831 -2.607 -1.402
0.03-0.10 Gyr -0.004 0.418 0.827
0.10-0.33 Gyr -3.374 -1.077 0.195
0.33-1.09 Gyr -4.034 -1.616 -0.368
1.09-3.61 Gyr -3.399 -0.817 -0.088
3.61-11.94 Gyr -2.445 -0.728 -0.316
11.94-13.27 Gyr -2.889 -0.548 0.581
 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h44m13.25s, 66d42m46.49s
semi major axis, semi minor axis (arcsec):2.77, 2.77
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 109.71 3.87 18.799 0.038 AB
SDSS_g 257.05 4.24 17.875 0.018 AB
PanSTARRS_g 250.97 0.87 17.901 0.004 AB
SDSS_r 351.46 5.06 17.535 0.016 AB
PanSTARRS_r 359.92 0.9 17.509 0.003 AB
SDSS_i 443.79 5.9 17.282 0.014 AB
PanSTARRS_i 431.79 1.09 17.312 0.003 AB
PanSTARRS_z 477.11 2.43 17.203 0.006 AB
SDSS_z 547.36 10.34 17.054 0.021 AB
PanSTARRS_y 517.61 4.97 17.115 0.010 AB

Aperture details

RA, DEC (J2000):17h44m13.49s, 66d42m46.21s
semi major axis, semi minor axis (arcsec):7.57, 7.3
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 93.94 7.61 18.968 0.088 AB
GALEX_NUV 130.79 5.17 18.609 0.043 AB
SDSS_u 225.46 9.2 18.017 0.044 AB
SDSS_g 553.79 7.91 17.042 0.016 AB
PanSTARRS_g 471.56 4.14 17.216 0.010 AB
SDSS_r 752.08 10.3 16.709 0.015 AB
PanSTARRS_r 663.31 5.4 16.846 0.009 AB
SDSS_i 971.72 12.83 16.431 0.014 AB
PanSTARRS_i 811.84 6.23 16.626 0.008 AB
PanSTARRS_z 931.32 7.95 16.477 0.009 AB
SDSS_z 1205.71 28.18 16.197 0.025 AB
PanSTARRS_y 894.31 15.74 16.521 0.019 AB
2MASS_J 1448.84 190.1 15.103 0.142 Vega
2MASS_H 1714.94 293.4 14.447 0.186 Vega
2MASS_K 1190.26 319.05 14.373 0.291 Vega