2018khw

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Information

Transient

Name: SN2018khw
Right ascension: 13h29m31.24s
Declination: 61d26m11.63s
Discovery Date: Dec. 16, 2018, 10:46 a.m.
Classification: SN Ia
Redshift: 0.031280
MW E(B-V): 0.010

Host

Name: 2018khw
Right ascension: 13h29m31.07s
Declination: 61d26m00.71s
Redshift: 0.031278
Photometric Redshift: 0.033
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.73
Cutout download processed 14.55
Global aperture construction processed 0.69
Local aperture photometry processed 5.86
Global aperture photometry processed 5.95
Validate local photometry processed 0.02
Validate global photometry processed 16.75
Host information processed 0.09
Global host SED inference processed 600.8
Local host SED inference processed 460.06
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 13h29m31.24s, 61d26m11.63s
semi major axis, semi minor axis (arcsec) = 3.2, 3.2
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 -1.51 2.78 AB
SDSS_g 2.89 1.1 22.746 0.412 AB
PanSTARRS_g 4.14 0.7 22.358 0.184 AB
SDSS_r 8.66 1.72 21.556 0.216 AB
PanSTARRS_r 8.31 0.81 21.601 0.106 AB
SDSS_i 8.78 3.01 21.541 0.372 AB
PanSTARRS_i 9.74 1.0 21.428 0.112 AB
PanSTARRS_z 11.33 2.3 21.264 0.221 AB
SDSS_z 24.21 13.75 20.440 0.617 AB
PanSTARRS_y 4.1 5.82 22.369 1.542 AB
2MASS_J 4.0 68.74 21.501 18.678 Vega
2MASS_H -0.05 129.42 Vega
2MASS_K -86.93 106.17 Vega

Aperture details

RA, DEC (J2000) = 13h29m31.05s, 61d26m00.93s
semi major axis, semi minor axis (arcsec) = 13.86, 9.68
angle (degrees, anti-clockwise from east) = -126.09

Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 77.33 8.99 19.179 0.126 AB
GALEX_NUV 92.0 6.1 18.991 0.072 AB
SDSS_u 88.7 10.43 19.030 0.128 AB
SDSS_g 420.7 6.29 17.340 0.016 AB
PanSTARRS_g 435.19 2.6 17.303 0.006 AB
SDSS_r 648.67 8.47 16.870 0.014 AB
PanSTARRS_r 626.2 2.96 16.908 0.005 AB
SDSS_i 765.95 12.51 16.689 0.018 AB
PanSTARRS_i 753.31 3.65 16.708 0.005 AB
PanSTARRS_z 825.97 8.39 16.608 0.011 AB
SDSS_z 909.89 50.09 16.503 0.060 AB
PanSTARRS_y 961.11 21.01 16.443 0.024 AB
2MASS_J 557.04 255.48 16.140 0.498 Vega
2MASS_H 727.16 479.81 15.378 0.716 Vega
2MASS_K 560.26 394.64 15.191 0.765 Vega
WISE_W1 407.11 12.11 14.677 0.032 Vega
WISE_W2 220.36 15.72 14.703 0.077 Vega
WISE_W3 451.68 80.79 12.089 0.194 Vega
WISE_W4 466.85 467.17 10.607 1.086 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
Warning: possible contaminating objects in the global aperture
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.484 7.779 8.022
{\rm log}_{10}({\rm SFR}) -2.260 -1.661 -1.242
{\rm log}_{10}({\rm sSFR}) -10.044 -9.492 -8.882
{\rm stellar\ age} 3.085 6.668 8.278

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.691 -1.093 -0.230
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.607 -0.643 0.242

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.899 1.468 1.983
\delta -0.106 0.135 0.298
\tau_1/\tau_2 0.675 1.018 1.390
Q_{PAH} 0.665 2.172 4.757
U_{min} 2.927 7.867 15.028
{\rm log}_{10}(\gamma_e)\, -2.986 -1.942 -0.687

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.308 -0.881 0.018
{\rm log}_{10}(\tau_{AGN})\, 1.066 1.514 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.213 -1.507 -1.068
0.03-0.10 Gyr -2.700 -1.907 -1.332
0.10-0.33 Gyr -3.387 -2.329 -1.676
0.33-1.10 Gyr -3.670 -2.469 -1.919
1.10-3.63 Gyr -3.466 -2.334 -1.925
3.63-12.00 Gyr -3.356 -2.212 -1.877
12.00-13.34 Gyr -3.416 -2.251 -1.547

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.488 9.592 9.676
{\rm log}_{10}({\rm SFR}) -1.113 -0.795 -0.461
{\rm log}_{10}({\rm sSFR}) -10.723 -10.365 -10.015
{\rm stellar\ age} 8.139 11.047 12.477

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.209 -0.997 -0.817
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.422 -0.628 -0.043

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.016 0.051 0.128
\delta -0.270 0.122 0.326
\tau_1/\tau_2 0.516 0.966 1.446
Q_{PAH} 1.006 2.715 4.896
U_{min} 2.935 8.512 15.930
{\rm log}_{10}(\gamma_e)\, -2.431 -1.390 -0.588

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.218 -3.131 -2.137
{\rm log}_{10}(\tau_{AGN})\, 1.043 1.535 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.478 -1.081 -0.849
0.03-0.10 Gyr -1.249 -0.721 -0.323
0.10-0.33 Gyr -2.716 -1.235 -0.733
0.33-1.10 Gyr -3.226 -1.540 -0.975
1.10-3.63 Gyr -3.501 -1.671 -1.038
3.63-12.00 Gyr -1.959 -0.679 -0.290
12.00-13.34 Gyr -0.241 0.566 0.791