AT2019lwu

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Information

Transient

Name: AT2019lwu
Right ascension: 23h11m12.31s
Declination: -1d00m10.71s
Discovery Date: None
Classification: TDE
Redshift: 0.117000
MW E(B-V): 0.032

Host

Name: AT2019lwu
Right ascension: 23h11m12.31s
Declination: -1d00m10.74s
Redshift: 0.117000
Photometric Redshift: 0.257
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.04
Cutout download processed 23.29
Global aperture construction processed 0.66
Local aperture photometry processed 6.59
Global aperture photometry processed 6.49
Validate local photometry processed 0.04
Validate global photometry processed 15.71
Host information processed 0.14
Global host SED inference processed 415.81
Local host SED inference not enough filters 22.49
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.08
Log transient processing status blocked 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) = 23h11m12.31s, -1d00m10.71s
semi major axis, semi minor axis (arcsec) = 0.95, 0.95
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
DES_z 45.31 0.74 19.759 0.018

Aperture details

RA, DEC (J2000) = 23h11m12.29s, -1d00m10.63s
semi major axis, semi minor axis (arcsec) = 3.09, 2.95
angle (degrees, anti-clockwise from east) = -110.73

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 0.5 0.29 24.650 0.622
GALEX_NUV 0.55 0.32 24.554 0.633
SDSS_u 9.88 2.44 21.413 0.268
SDSS_g 28.2 1.82 20.274 0.070
DES_g 29.11 0.24 20.240 0.009
PanSTARRS_g 26.69 0.6 20.334 0.024
SDSS_r 60.47 2.51 19.446 0.045
PanSTARRS_r 52.04 0.96 19.609 0.020
DES_r 62.27 0.39 19.414 0.007
SDSS_i 75.2 3.2 19.209 0.046
PanSTARRS_i 73.89 1.03 19.229 0.015
PanSTARRS_z 90.37 1.8 19.010 0.022
SDSS_z 96.74 9.66 18.936 0.108
DES_z 99.05 1.19 18.910 0.013
PanSTARRS_y 104.51 4.54 18.852 0.047
WISE_W1 108.67 8.32 16.111 0.083
WISE_W2 71.07 12.6 15.932 0.192
WISE_W3 114.92 72.08 13.575 0.681
WISE_W4 118.92 435.16 12.092 3.973
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.611 9.744 9.867
{\rm log}_{10}({\rm SFR}) -1.180 -0.550 0.053
{\rm log}_{10}({\rm sSFR}) -10.936 -10.326 -9.659
{\rm stellar\ age} 4.665 6.578 7.972

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.352 -0.722 -0.090
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.481 -0.776 -0.051

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.309 0.523 0.759
\delta -0.677 -0.321 0.086
\tau_1/\tau_2 0.657 1.022 1.396
Q_{PAH} 1.986 3.869 5.632
U_{min} 2.950 8.169 15.735
{\rm log}_{10}(\gamma_e)\, -2.663 -1.560 -0.498

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.316 -1.481 -0.711
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.518 1.903

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.159 -0.616 -0.262
0.03-0.10 Gyr -1.363 -0.535 0.148
0.10-0.32 Gyr -1.238 -0.442 0.041
0.32-1.05 Gyr -1.176 -0.437 0.025
1.05-3.40 Gyr -0.789 -0.260 0.051
3.40-11.02 Gyr -0.622 -0.168 0.049
11.02-12.25 Gyr -0.808 -0.111 0.453