2018dhw results

Information

Transient
Name:2018dhw
Right ascension: 18h59m57.52s
Declination:72d16m02.15s
Discovery Date:None
Classification:Ia
Redshift:0.029000
MW E(B-V):0.077
Host
Name:2018dhw
Right ascension: 18h59m55.00s
Declination:72d15m57.08s
Redshift:None
Photometric Redshift:0.034
 

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 3.72
Transient MWEBV processed 0.11
Host match processed 2.0
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 4.4
Validate global photometry processed 12.64
Global host SED inference processed 493.38
Local aperture photometry processed 4.25
Validate local photometry processed 0.02
Local host SED inference processed 510.8
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):18h59m57.52s, 72d16m02.15s
semi major axis, semi minor axis (arcsec):3.44, 3.44
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 20.11 1.11 20.642 0.060 AB
PanSTARRS_r 22.37 2.24 20.526 0.109 AB
PanSTARRS_i 31.27 0.99 20.162 0.034 AB
PanSTARRS_z 14.83 2.77 20.972 0.203 AB
PanSTARRS_y 4.19 7.16 22.345 1.855 AB
2MASS_J -12.17 87.34 Vega
2MASS_H -15.36 132.18 Vega
2MASS_K -68.0 148.83 Vega

Aperture details

RA, DEC (J2000):18h59m54.98s, 72d15m56.50s
semi major axis, semi minor axis (arcsec):15.74, 11.64
angle (degrees, anti-clockwise from east):3.78
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1069.74 4.38 16.327 0.004 AB
PanSTARRS_y 1839.88 28.09 15.738 0.017 AB
2MASS_H 1308.81 529.03 14.740 0.439 Vega
WISE_W1 1003.18 22.88 13.698 0.025 Vega
WISE_W3 2666.73 102.41 10.161 0.042 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.255 7.516 7.748
{\rm log}_{10}({\rm SFR}) -1.618 -1.208 -0.795
{\rm log}_{10}({\rm sSFR}) -9.225 -8.712 -8.055
{\rm stellar\ age} 0.323 3.415 6.329

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.894 -1.655 -1.252
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.015 -0.339 0.085

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.386 0.733 1.054
\delta -0.340 0.078 0.322
\tau_1/\tau_2 0.606 0.994 1.374
Q_{PAH} 0.524 1.865 4.268
U_{min} 2.909 8.217 15.645
{\rm log}_{10}(\gamma_e)\, -3.223 -2.233 -0.999

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.838 -1.983 -0.597
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.441 1.877

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.552 -1.255 -0.980
0.03-0.10 Gyr -1.832 -1.207 -0.715
0.10-0.33 Gyr -3.222 -1.849 -1.251
0.33-1.10 Gyr -4.339 -2.422 -1.850
1.10-3.63 Gyr -4.871 -2.738 -2.155
3.63-12.03 Gyr -5.507 -2.924 -2.281
12.03-13.37 Gyr -5.541 -3.012 -2.183

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.228 9.508 9.690
{\rm log}_{10}({\rm SFR}) -0.713 -0.075 0.411
{\rm log}_{10}({\rm sSFR}) -10.270 -9.616 -8.995
{\rm stellar\ age} 2.127 6.251 8.472

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.347 -0.866 -0.419
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.450 -0.893 -0.175

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.081 0.173 0.342
\delta -0.753 -0.333 0.162
\tau_1/\tau_2 0.433 0.837 1.267
Q_{PAH} 0.367 1.165 3.228
U_{min} 2.793 7.733 14.801
{\rm log}_{10}(\gamma_e)\, -3.305 -2.487 -1.641

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.314 -3.066 -1.719
{\rm log}_{10}(\tau_{AGN})\, 0.994 1.377 1.863

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.904 -0.417 -0.132
0.03-0.10 Gyr -0.895 -0.014 0.553
0.10-0.33 Gyr -1.426 -0.338 0.295
0.33-1.10 Gyr -1.754 -0.568 0.051
1.10-3.63 Gyr -1.720 -0.613 -0.209
3.63-12.03 Gyr -1.848 -0.530 -0.201
12.03-13.37 Gyr -1.948 -0.511 0.222