2018ddh results

Information

Transient
Name:2018ddh
Right ascension: 12h18m44.04s
Declination:44d46m55.11s
Discovery Date:None
Classification:Ia
Redshift:0.038340
MW E(B-V):0.011
Host
Name:2018ddh
Right ascension: 12h18m44.34s
Declination:44d46m52.42s
Redshift:0.038341
Photometric Redshift:0.025
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 13.12
Transient MWEBV processed 0.05
Host match processed 3.35
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.68
Global aperture photometry processed 5.26
Validate global photometry processed 13.8
Global host SED inference processed 625.07
Local aperture photometry processed 5.06
Validate local photometry processed 0.02
Local host SED inference processed 462.77
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h18m44.04s, 44d46m55.11s
semi major axis, semi minor axis (arcsec):2.63, 2.63
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 95.83 3.05 18.946 0.035 AB
SDSS_g 484.02 5.76 17.188 0.013 AB
PanSTARRS_g 581.34 0.68 16.989 0.001 AB
SDSS_r 971.51 8.19 16.431 0.009 AB
PanSTARRS_r 1146.41 1.15 16.252 0.001 AB
SDSS_i 1335.51 9.67 16.086 0.008 AB
PanSTARRS_i 1629.36 1.19 15.870 0.001 AB
PanSTARRS_z 1884.36 2.35 15.712 0.001 AB
SDSS_z 1742.75 12.55 15.797 0.008 AB
PanSTARRS_y 2355.03 3.76 15.470 0.002 AB

Aperture details

RA, DEC (J2000):12h18m44.34s, 44d46m52.38s
semi major axis, semi minor axis (arcsec):21.35, 14.17
angle (degrees, anti-clockwise from east):-53.63
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 27.38 6.4 20.306 0.254 AB
GALEX_NUV 49.85 7.26 19.656 0.158 AB
SDSS_u 944.91 14.18 16.462 0.016 AB
SDSS_g 5166.17 19.33 14.617 0.004 AB
PanSTARRS_g 5426.3 3.63 14.564 0.001 AB
SDSS_r 10481.96 27.89 13.849 0.003 AB
PanSTARRS_r 10679.46 5.96 13.829 0.001 AB
SDSS_i 14625.0 33.71 13.487 0.003 AB
PanSTARRS_i 15521.83 6.63 13.423 0.000 AB
PanSTARRS_z 17769.23 13.99 13.276 0.001 AB
SDSS_z 18708.7 54.81 13.220 0.003 AB
PanSTARRS_y 22372.34 24.34 13.026 0.001 AB
2MASS_J 28347.6 413.1 11.874 0.016 Vega
2MASS_H 33732.66 679.4 11.212 0.022 Vega
2MASS_K 29612.94 633.28 10.883 0.023 Vega
WISE_W2 7186.4 68.85 10.920 0.010 Vega
WISE_W3 2205.97 143.37 10.367 0.071 Vega
WISE_W4 2182.95 793.39 8.932 0.395 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.898 10.058 10.170
{\rm log}_{10}({\rm SFR}) -1.237 -0.288 0.225
{\rm log}_{10}({\rm sSFR}) -11.286 -10.319 -9.810
{\rm stellar\ age} 4.227 6.733 8.215

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.496 -0.862 -0.459
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.537 -0.298 0.084

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.557 0.871 1.173
\delta -0.797 -0.505 -0.273
\tau_1/\tau_2 0.616 0.956 1.316
Q_{PAH} 0.397 1.436 3.416
U_{min} 2.403 7.336 14.444
{\rm log}_{10}(\gamma_e)\, -3.403 -2.002 -1.099

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.124 -2.067 -0.824
{\rm log}_{10}(\tau_{AGN})\, 0.895 1.368 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.107 -0.266 0.107
0.03-0.10 Gyr -1.768 -0.382 0.267
0.10-0.33 Gyr -1.557 -0.233 0.348
0.33-1.09 Gyr -0.778 -0.021 0.422
1.09-3.61 Gyr -0.412 0.117 0.392
3.61-11.92 Gyr -0.471 0.102 0.318
11.92-13.24 Gyr -0.666 0.110 0.641

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.159 11.234 11.286
{\rm log}_{10}({\rm SFR}) -2.117 -1.508 -1.104
{\rm log}_{10}({\rm sSFR}) -13.357 -12.723 -12.312
{\rm stellar\ age} 8.238 11.135 12.557

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.435 -0.313 -0.203
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.488 -0.697 0.073

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.057 0.106 0.173
\delta -0.755 -0.348 0.048
\tau_1/\tau_2 0.410 0.831 1.253
Q_{PAH} 0.421 1.239 2.601
U_{min} 2.754 8.129 15.602
{\rm log}_{10}(\gamma_e)\, -3.077 -2.096 -1.302

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.718 -4.176 -3.360
{\rm log}_{10}(\tau_{AGN})\, 1.075 1.627 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.070 -1.398 -1.028
0.03-0.10 Gyr -3.542 -1.730 -1.092
0.10-0.33 Gyr -3.494 -1.628 -0.896
0.33-1.09 Gyr -3.392 -1.426 -0.595
1.09-3.61 Gyr -2.541 -0.868 0.234
3.61-11.92 Gyr -1.077 0.997 1.415
11.92-13.24 Gyr 1.348 2.207 2.409