2018htw

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Information

Transient

Name: 2018htw
Right ascension: 22h08m49.70s
Declination: 38d09m04.96s
Discovery Date: None
Classification: SNIa
Redshift: 0.020000
MW E(B-V): 0.104

Host

Name: 2018htw
Right ascension: 22h08m50.29s
Declination: 38d09m01.67s
Redshift: None
Photometric Redshift: 0.120
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.77
Cutout download processed 2.54
Global aperture construction processed 0.7
Local aperture photometry processed 3.81
Global aperture photometry processed 3.94
Validate local photometry processed 0.02
Validate global photometry processed 11.97
Host information processed 0.11
Global host SED inference processed 554.95
Local host SED inference processed 1588.6
Transient information processed 0.0
Transient MWEBV processed 0.19
Host MWEBV processed 0.05
Log transient processing status processed None
 

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) = 22h08m49.70s, 38d09m04.96s
semi major axis, semi minor axis (arcsec) = 4.94, 4.94
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV -0.06 2.14
PanSTARRS_g 74.41 1.15 19.221 0.017
PanSTARRS_r 163.39 1.38 18.367 0.009
PanSTARRS_i 211.34 1.6 18.088 0.008
PanSTARRS_z 224.03 3.64 18.024 0.018
PanSTARRS_y 210.21 9.48 18.093 0.049
2MASS_J 336.4 112.29 16.688 0.362
2MASS_H 386.29 177.35 16.065 0.498
2MASS_K 11.47 188.83 19.414 17.880

Aperture details

RA, DEC (J2000) = 22h08m50.28s, 38d09m01.80s
semi major axis, semi minor axis (arcsec) = 2.81, 2.57
angle (degrees, anti-clockwise from east) = -120.8

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 1.29 2.55 23.622 2.142
PanSTARRS_g 30.08 0.63 20.204 0.023
PanSTARRS_r 56.13 0.73 19.527 0.014
PanSTARRS_i 72.83 0.81 19.244 0.012
PanSTARRS_z 83.53 1.8 19.095 0.023
PanSTARRS_y 84.51 4.62 19.083 0.059
2MASS_J 196.65 97.24 17.271 0.537
2MASS_K 11.04 163.58 19.455 16.085
WISE_W2 68.8 49.19 15.967 0.776
WISE_W3 79.4 61.59 13.976 0.842
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.727 8.818 8.903
{\rm log}_{10}({\rm SFR}) -2.183 -1.420 -0.958
{\rm log}_{10}({\rm sSFR}) -11.039 -10.242 -9.773
{\rm stellar\ age} 7.682 9.736 12.707

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.892 -1.692 -1.384
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.940 -1.696 -0.075

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.340 0.705 1.019
\delta -0.163 0.144 0.318
\tau_1/\tau_2 0.715 1.168 1.593
Q_{PAH} 0.659 2.106 4.210
U_{min} 3.062 8.637 16.072
{\rm log}_{10}(\gamma_e)\, -3.411 -2.118 -1.159

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.807 -1.321 -0.340
{\rm log}_{10}(\tau_{AGN})\, 0.925 1.418 1.912

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.434 -1.527 -1.020
0.03-0.10 Gyr -2.408 -1.447 -0.908
0.10-0.33 Gyr -3.816 -1.879 -1.228
0.33-1.10 Gyr -5.134 -2.321 -1.562
1.10-3.66 Gyr -4.986 -2.394 -1.400
3.66-12.14 Gyr -3.095 -1.253 -0.996
12.14-13.49 Gyr -1.219 -0.442 0.006

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.111 8.257 8.376
{\rm log}_{10}({\rm SFR}) -2.669 -1.943 -1.434
{\rm log}_{10}({\rm sSFR}) -11.000 -10.219 -9.718
{\rm stellar\ age} 6.185 7.888 10.321

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.817 -1.467 -0.873
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.835 -0.847 0.327

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.266 0.634 0.936
\delta -0.409 0.017 0.287
\tau_1/\tau_2 0.577 0.972 1.417
Q_{PAH} 0.798 2.745 5.285
U_{min} 3.217 8.400 15.794
{\rm log}_{10}(\gamma_e)\, -2.868 -1.826 -0.732

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.142 -1.362 -0.349
{\rm log}_{10}(\tau_{AGN})\, 1.113 1.481 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.766 -2.111 -1.665
0.03-0.10 Gyr -2.879 -1.950 -1.353
0.10-0.33 Gyr -3.051 -2.120 -1.550
0.33-1.10 Gyr -3.249 -2.233 -1.709
1.10-3.66 Gyr -2.886 -2.029 -1.651
3.66-12.14 Gyr -2.258 -1.678 -1.492
12.14-13.49 Gyr -2.189 -1.476 -0.777