2018ebw results

Information

Transient
Name:2018ebw
Right ascension: 2h41m16.46s
Declination:20d30m16.78s
Discovery Date:None
Classification:Ia
Redshift:0.030000
MW E(B-V):0.088
Host
Name:2018ebw
Object ID:9906629012685836
Catalog Name:decals
Catalog Release:dr9
Right ascension: 2h41m16.45s
Declination:20d30m17.01s
Redshift:None
Photometric Redshift:0.035
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.77
Transient MWEBV processed 0.09
Host match processed 6.19
Host information processed 0.13
Host MWEBV processed 0.03
Host spectrum download not processed None
Global aperture construction processed 0.59
Global aperture photometry processed 6.73
Validate global photometry processed 17.87
Global host SED inference processed 493.93
Local aperture photometry processed 6.34
Validate local photometry processed 0.03
Local host SED inference processed 439.89
 

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})\, 7.899 8.291 8.525
{\rm log}_{10}({\rm SFR}) -1.330 -1.038 -0.705
{\rm log}_{10}({\rm sSFR}) -9.771 -9.318 -8.674
{\rm stellar\ age} 3.196 6.566 8.429

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.259 -0.582 -0.124
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.361 -1.163 -0.933

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.203 0.439 0.802
\delta -0.605 -0.068 0.293
\tau_1/\tau_2 0.592 0.975 1.373
Q_{PAH} 0.320 1.761 3.900
U_{min} 2.862 7.771 14.778
{\rm log}_{10}(\gamma_e)\, -3.440 -2.418 -1.211

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.865 -1.445 -0.551
{\rm log}_{10}(\tau_{AGN})\, 1.044 1.452 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.968 -0.715 -0.476
0.03-0.10 Gyr -2.486 -1.438 -0.811
0.10-0.33 Gyr -2.852 -1.865 -1.318
0.33-1.10 Gyr -3.045 -1.955 -1.525
1.10-3.63 Gyr -2.818 -1.868 -1.457
3.63-12.02 Gyr -2.697 -1.738 -1.349
12.02-13.35 Gyr -2.855 -1.750 -1.037

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.321 8.474 8.584
{\rm log}_{10}({\rm SFR}) -1.497 -1.209 -0.920
{\rm log}_{10}({\rm sSFR}) -10.049 -9.677 -9.289
{\rm stellar\ age} 6.370 7.702 9.011

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.612 -1.130 -0.656
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.268 -0.920 -0.225

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.122 0.231 0.370
\delta -0.757 -0.364 0.117
\tau_1/\tau_2 0.633 1.120 1.507
Q_{PAH} 0.261 0.915 2.436
U_{min} 2.857 7.886 14.618
{\rm log}_{10}(\gamma_e)\, -2.573 -1.707 -0.930

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.375 -1.833 -1.082
{\rm log}_{10}(\tau_{AGN})\, 1.272 1.598 1.878

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.208 -0.985 -0.808
0.03-0.10 Gyr -2.097 -1.377 -0.927
0.10-0.33 Gyr -2.517 -1.770 -1.341
0.33-1.10 Gyr -2.653 -1.984 -1.585
1.10-3.63 Gyr -2.365 -1.811 -1.481
3.63-12.02 Gyr -1.736 -1.422 -1.253
12.02-13.35 Gyr -1.852 -1.305 -0.820
 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h41m16.46s, 20d30m16.78s
semi major axis, semi minor axis (arcsec):3.33, 3.33
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 21.9 2.59 20.549 0.128 AB
SDSS_g 55.2 2.11 19.545 0.042 AB
DES_g 100.19 1.04 18.898 0.011 AB
PanSTARRS_g 54.25 0.82 19.564 0.016 AB
SDSS_r 72.97 2.63 19.242 0.039 AB
PanSTARRS_r 73.15 1.16 19.239 0.017 AB
DES_r 123.11 1.67 18.674 0.015 AB
SDSS_i 88.57 3.37 19.032 0.041 AB
PanSTARRS_i 84.95 1.29 19.077 0.016 AB
PanSTARRS_z 88.17 2.41 19.037 0.030 AB
SDSS_z 80.36 9.75 19.137 0.132 AB
DES_z 114.09 1.97 18.757 0.019 AB
PanSTARRS_y 108.44 5.72 18.812 0.057 AB
2MASS_J 164.66 68.72 17.464 0.453 Vega
2MASS_H 31.36 115.39 18.791 3.994 Vega
2MASS_K 35.95 97.06 18.173 2.932 Vega

Aperture details

RA, DEC (J2000):2h41m16.44s, 20d30m17.16s
semi major axis, semi minor axis (arcsec):4.65, 3.4
angle (degrees, anti-clockwise from east):299.89
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 19.89 3.06 20.653 0.167 AB
SDSS_g 55.82 2.22 19.533 0.043 AB
DES_g 103.02 1.07 18.868 0.011 AB
PanSTARRS_g 58.59 0.98 19.481 0.018 AB
SDSS_r 75.9 2.83 19.199 0.041 AB
PanSTARRS_r 76.45 1.36 19.191 0.019 AB
DES_r 125.87 1.7 18.650 0.015 AB
SDSS_i 92.03 3.75 18.990 0.044 AB
PanSTARRS_i 87.68 1.51 19.043 0.019 AB
PanSTARRS_z 91.03 2.83 19.002 0.034 AB
SDSS_z 74.0 11.55 19.227 0.169 AB
DES_z 116.39 2.06 18.735 0.019 AB
PanSTARRS_y 106.31 6.68 18.834 0.068 AB
2MASS_J 229.22 98.36 17.104 0.466 Vega
2MASS_H 42.18 163.12 18.470 4.199 Vega
2MASS_K -9.45 138.99 Vega
WISE_W1 28.46 7.77 17.566 0.296 Vega
WISE_W2 18.05 9.62 17.420 0.578 Vega
WISE_W3 -38.47 66.54 Vega
WISE_W4 69.54 435.32 12.674 6.796 Vega