AT2018lna

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Information

Transient

Name: AT2018lna
Right ascension: 7h03m18.65s
Declination: 23d01m44.70s
Discovery Date: None
Classification: TDE
Redshift: 0.091000
MW E(B-V): 0.041

Host

Name: AT2018lna
Right ascension: 7h03m18.65s
Declination: 23d01m44.87s
Redshift: 0.091000
Photometric Redshift: 0.192
 

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 1.77
Cutout download processed 0.04
Global aperture construction processed 0.61
Local aperture photometry processed 3.53
Global aperture photometry processed 3.39
Validate local photometry processed 0.02
Validate global photometry processed 9.28
Host information processed 0.13
Global host SED inference processed 437.8
Local host SED inference processed 467.74
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
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) = 7h03m18.65s, 23d01m44.70s
semi major axis, semi minor axis (arcsec) = 1.18, 1.18
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 31.15 0.52 20.166 0.018 AB
PanSTARRS_z 36.85 1.18 19.984 0.035 AB
PanSTARRS_y 45.44 2.46 19.756 0.059 AB

Aperture details

RA, DEC (J2000) = 7h03m18.65s, 23d01m44.99s
semi major axis, semi minor axis (arcsec) = 2.51, 2.38
angle (degrees, anti-clockwise from east) = -172.78

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 20.95 0.78 20.597 0.041 AB
PanSTARRS_r 43.68 0.54 19.799 0.014 AB
PanSTARRS_i 59.55 0.97 19.463 0.018 AB
PanSTARRS_z 65.38 2.2 19.361 0.037 AB
PanSTARRS_y 77.87 4.5 19.172 0.063 AB
2MASS_J -9.12 92.86 Vega
2MASS_H 173.56 153.34 16.934 0.959 Vega
2MASS_K 55.72 150.55 17.697 2.933 Vega
WISE_W1 52.61 27.16 16.898 0.560 Vega
WISE_W2 21.86 19.41 17.212 0.964 Vega
WISE_W3 38.08 61.91 14.774 1.765 Vega
WISE_W4 768.22 485.31 10.066 0.686 Vega
 

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})\, 8.850 9.089 9.279
{\rm log}_{10}({\rm SFR}) -1.503 -0.776 -0.122
{\rm log}_{10}({\rm sSFR}) -10.661 -9.908 -9.124
{\rm stellar\ age} 2.593 6.207 7.960

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.193 -0.365 0.050
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.127 -0.610 0.037

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.274 0.699 1.262
\delta -0.678 -0.236 0.109
\tau_1/\tau_2 0.514 0.915 1.326
Q_{PAH} 0.786 2.547 5.333
U_{min} 3.080 8.308 15.189
{\rm log}_{10}(\gamma_e)\, -3.012 -1.944 -0.886

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.536 -0.461 0.054
{\rm log}_{10}(\tau_{AGN})\, 1.082 1.499 1.970

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.453 -0.811 -0.365
0.03-0.10 Gyr -2.157 -0.910 -0.060
0.10-0.33 Gyr -2.246 -1.068 -0.295
0.33-1.06 Gyr -2.385 -1.068 -0.445
1.06-3.47 Gyr -2.473 -0.997 -0.634
3.47-11.31 Gyr -2.133 -0.903 -0.579
11.31-12.56 Gyr -2.212 -0.902 -0.216

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.324 9.469 9.574
{\rm log}_{10}({\rm SFR}) -1.130 -0.715 -0.286
{\rm log}_{10}({\rm sSFR}) -10.644 -10.176 -9.732
{\rm stellar\ age} 5.086 7.236 9.130

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.365 -0.730 -0.161
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.413 -0.310 0.143

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.298 0.598 0.954
\delta -0.653 -0.269 0.080
\tau_1/\tau_2 0.687 1.044 1.434
Q_{PAH} 1.563 3.859 5.696
U_{min} 3.165 8.001 15.174
{\rm log}_{10}(\gamma_e)\, -2.701 -1.512 -0.500

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.998 -1.211 -0.521
{\rm log}_{10}(\tau_{AGN})\, 0.934 1.392 1.799

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.976 -0.586 -0.237
0.03-0.10 Gyr -1.576 -0.835 -0.291
0.10-0.33 Gyr -1.858 -0.996 -0.396
0.33-1.06 Gyr -1.933 -0.953 -0.336
1.06-3.47 Gyr -1.527 -0.722 -0.325
3.47-11.31 Gyr -1.028 -0.460 -0.256
11.31-12.56 Gyr -1.050 -0.273 0.362