2019dsg results

Information

Transient
Name:TDE2019dsg
Right ascension: 20h57m02.97s
Declination:14d12m15.86s
Discovery Date:April 9, 2019, 11:09 a.m.
Classification:TDE
Redshift:0.051200
MW E(B-V):0.088
Host
Name:
Right ascension: 20h57m02.96s
Declination:14d12m16.29s
Redshift:None
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.87
Transient MWEBV processed 0.04
Host match processed 5.46
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.68
Global aperture photometry processed 4.27
Validate global photometry processed 11.88
Global host SED inference processed 570.16
Local aperture photometry processed 4.38
Validate local photometry processed 0.02
Local host SED inference processed 558.46
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h57m02.97s, 14d12m15.86s
semi major axis, semi minor axis (arcsec):2.0, 2.0
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 226.13 0.59 18.014 0.003 AB
PanSTARRS_r 493.76 0.67 17.166 0.001 AB
PanSTARRS_i 698.61 0.82 16.789 0.001 AB
PanSTARRS_z 966.39 1.6 16.437 0.002 AB
PanSTARRS_y 1127.0 3.48 16.270 0.003 AB

Aperture details

RA, DEC (J2000):20h57m02.96s, 14d12m16.52s
semi major axis, semi minor axis (arcsec):8.1, 5.96
angle (degrees, anti-clockwise from east):-26.69
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.69 3.13 20.911 0.217 AB
GALEX_NUV 9.27 2.39 21.483 0.280 AB
PanSTARRS_g 490.18 1.82 17.174 0.004 AB
PanSTARRS_r 1055.92 1.81 16.341 0.002 AB
PanSTARRS_i 1494.7 2.52 15.964 0.002 AB
PanSTARRS_z 1924.61 5.05 15.689 0.003 AB
PanSTARRS_y 2300.14 11.77 15.496 0.006 AB
2MASS_J 3402.02 203.2 14.176 0.065 Vega
2MASS_H 3495.62 292.64 13.674 0.091 Vega
2MASS_K 2887.17 283.01 13.411 0.106 Vega
WISE_W1 1362.28 31.63 13.365 0.025 Vega
WISE_W2 785.92 31.69 13.323 0.044 Vega
WISE_W3 727.47 86.41 11.571 0.129 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.995 10.130 10.239
{\rm log}_{10}({\rm SFR}) -1.732 -0.810 -0.110
{\rm log}_{10}({\rm sSFR}) -11.852 -10.904 -10.146
{\rm stellar\ age} 5.837 7.616 10.239

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.770 -0.443 -0.207
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.844 -1.353 0.016

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.244 0.566 0.894
\delta -0.837 -0.495 -0.018
\tau_1/\tau_2 0.592 0.951 1.310
Q_{PAH} 0.790 2.749 5.061
U_{min} 2.897 7.809 14.634
{\rm log}_{10}(\gamma_e)\, -3.284 -1.812 -0.454

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.677 -1.327 -0.565
{\rm log}_{10}(\tau_{AGN})\, 0.914 1.409 2.018

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.897 -0.908 -0.265
0.03-0.10 Gyr -2.027 -0.898 -0.039
0.10-0.33 Gyr -2.049 -0.762 0.108
0.33-1.08 Gyr -1.978 -0.532 0.165
1.08-3.57 Gyr -1.619 -0.102 0.322
3.57-11.77 Gyr -0.415 0.189 0.388
11.77-13.07 Gyr -0.293 0.364 1.129

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.498 10.563 10.592
{\rm log}_{10}({\rm SFR}) -1.788 -1.304 -0.943
{\rm log}_{10}({\rm sSFR}) -12.343 -11.858 -11.483
{\rm stellar\ age} 9.855 12.292 12.410

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.639 -0.524 -0.423
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.336 -0.202 0.363

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.031 0.073 0.145
\delta -0.679 -0.286 0.051
\tau_1/\tau_2 0.483 0.942 1.436
Q_{PAH} 1.297 3.632 5.501
U_{min} 2.983 8.642 16.551
{\rm log}_{10}(\gamma_e)\, -2.759 -1.579 -0.488

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.364 -3.319 -2.326
{\rm log}_{10}(\tau_{AGN})\, 1.086 1.616 1.982

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.664 -1.171 -0.884
0.03-0.10 Gyr -3.724 -1.604 -0.895
0.10-0.33 Gyr -5.141 -2.117 -1.104
0.33-1.08 Gyr -5.403 -2.454 -1.246
1.08-3.57 Gyr -4.331 -2.116 -0.959
3.57-11.77 Gyr -2.255 -0.828 0.551
11.77-13.07 Gyr 1.290 1.688 1.727