2018hek

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Information

Transient

Name: AT2018hek
Right ascension: 0h01m28.26s
Declination: -42d25m15.82s
Discovery Date: Oct. 7, 2018, 4:04 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.011

Host

Name: 563962
Right ascension: 0h01m27.97s
Declination: -42d25m15.69s
Redshift: 0.053710
Photometric Redshift:
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 4.09
Cutout download processed 7.09
Global aperture construction processed 0.11
Local aperture photometry processed 1.0
Global aperture photometry processed 0.79
Validate local photometry no valid phot 0.01
Validate global photometry processed 0.98
Host information processed 0.16
Global host SED inference processed 1703.93
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
Processing status blocked 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) = 0h01m28.26s, -42d25m15.82s
semi major axis, semi minor axis (arcsec) = 1.91, 1.91
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 0h01m27.96s, -42d25m15.59s
semi major axis, semi minor axis (arcsec) = 11.93, 9.4
angle (degrees, anti-clockwise from east) = -78.29

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.97 1.59 21.959 0.288 AB
GALEX_NUV 15.23 1.9 20.943 0.135 AB
2MASS_J 8821.42 207.61 13.141 0.026 Vega
2MASS_H 10972.76 317.93 12.432 0.031 Vega
2MASS_K 8864.0 419.15 12.193 0.051 Vega
WISE_W1 3879.74 34.97 12.229 0.010 Vega
WISE_W2 2203.91 36.93 12.203 0.018 Vega
WISE_W3 663.98 107.81 11.671 0.176 Vega
WISE_W4 92.83 438.41 12.361 5.128 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.919 11.038 11.123
{\rm log}_{10}({\rm SFR}) -3.755 -1.989 -0.947
{\rm log}_{10}({\rm sSFR}) -14.616 -12.959 -12.013
{\rm stellar\ age} 7.659 11.170 12.382

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.909 -0.614 -0.351
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.456 -0.662 0.111

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.051 0.161 0.358
\delta -0.898 -0.589 -0.129
\tau_1/\tau_2 0.370 0.858 1.332
Q_{PAH} 0.282 0.980 3.228
U_{min} 2.974 8.709 16.533
{\rm log}_{10}(\gamma_e)\, -3.179 -1.750 -0.748

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.522 -3.692 -2.698
{\rm log}_{10}(\tau_{AGN})\, 1.121 1.629 1.982

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.297 -2.000 -0.852
0.03-0.10 Gyr -5.250 -2.379 -1.129
0.10-0.33 Gyr -5.309 -2.324 -0.878
0.33-1.08 Gyr -5.566 -2.139 -0.371
1.08-3.57 Gyr -3.835 -1.362 0.460
3.57-11.74 Gyr -1.771 0.602 1.214
11.74-13.04 Gyr 0.767 2.051 2.263