AT2019dsg

Download data

Information

Transient

Name: AT2019dsg
Right ascension: 20h57m02.97s
Declination: 14d12m15.86s
Discovery Date: None
Classification: TDE
Redshift: 0.051000
MW E(B-V): 0.088

Host

Name: AT2019dsg
Right ascension: 20h57m02.97s
Declination: 14d12m16.31s
Redshift: 0.052559
Photometric Redshift: 0.059
 

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 1.64
Cutout download processed 4.33
Global aperture construction processed 0.63
Local aperture photometry processed 3.58
Global aperture photometry processed 3.66
Validate local photometry processed 0.02
Validate global photometry processed 11.2
Host information processed 0.14
Global host SED inference processed 1600.56
Local host SED inference processed 452.72
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 20h57m02.97s, 14d12m15.86s
semi major axis, semi minor axis (arcsec) = 1.95, 1.95
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux (μJy){\rm (\mu Jy)} Flux error (μJy){\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 220.92 0.58 18.039 0.003 AB
PanSTARRS_r 482.72 0.66 17.191 0.001 AB
PanSTARRS_i 682.53 0.81 16.815 0.001 AB
PanSTARRS_z 947.25 1.56 16.459 0.002 AB
PanSTARRS_y 1103.61 3.4 16.293 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 (μJy){\rm (\mu Jy)} Flux error (μJy){\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 23.3 3.82 20.482 0.178 AB
GALEX_NUV 11.73 2.93 21.226 0.272 AB
PanSTARRS_g 490.18 1.82 17.174 0.004 AB
PanSTARRS_r 1049.15 1.79 16.348 0.002 AB
PanSTARRS_i 1479.37 2.47 15.975 0.002 AB
PanSTARRS_z 1902.43 4.91 15.702 0.003 AB
PanSTARRS_y 2270.51 11.36 15.510 0.005 AB
2MASS_J 3628.25 233.62 14.106 0.070 Vega
2MASS_H 3604.31 334.39 13.640 0.101 Vega
2MASS_K 3014.65 325.54 13.364 0.117 Vega
WISE_W2 908.13 39.64 13.166 0.047 Vega
WISE_W3 1062.94 117.03 11.160 0.120 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
log10(M∗/M⊙) {\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.017 10.150 10.273
log10(SFR){\rm log}_{10}({\rm SFR}) -2.065 -0.925 -0.058
log10(sSFR){\rm log}_{10}({\rm sSFR}) -12.193 -11.073 -10.097
stellar age{\rm stellar\ age} 6.035 7.694 10.451

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
log10(Z∗/Z⊙){\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.743 -0.427 -0.218
log10(Zgas/Z⊙) {\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.829 -1.262 0.078

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
Ï„2\tau_2 0.272 0.521 0.867
δ\delta -0.812 -0.497 0.113
Ï„1/Ï„2\tau_1/\tau_2 0.609 0.975 1.337
QPAHQ_{PAH} 1.088 3.727 5.741
UminU_{min} 2.618 7.386 14.892
log10(γe) {\rm log}_{10}(\gamma_e)\, -3.392 -1.995 -0.486

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
log10(fAGN) {\rm log}_{10}(f_{AGN})\, -3.857 -1.874 -0.781
log10(τAGN) {\rm log}_{10}(\tau_{AGN})\, 1.006 1.501 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.140 -1.027 -0.299
0.03-0.10 Gyr -2.493 -1.006 0.023
0.10-0.33 Gyr -2.367 -0.882 0.100
0.33-1.08 Gyr -2.187 -0.662 0.088
1.08-3.57 Gyr -1.550 -0.102 0.307
3.57-11.75 Gyr -0.366 0.206 0.421
11.75-13.05 Gyr -0.292 0.413 1.194

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
log10(M∗/M⊙) {\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.492 10.552 10.619
log10(SFR){\rm log}_{10}({\rm SFR}) -1.352 -0.965 -0.604
log10(sSFR){\rm log}_{10}({\rm sSFR}) -11.893 -11.489 -11.140
stellar age{\rm stellar\ age} 8.013 9.804 12.265

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
log10(Z∗/Z⊙){\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.489 -0.342 -0.199
log10(Zgas/Z⊙) {\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.608 -0.052 0.386

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
Ï„2\tau_2 0.058 0.130 0.260
δ\delta -0.121 0.199 0.349
Ï„1/Ï„2\tau_1/\tau_2 0.448 0.856 1.300
QPAHQ_{PAH} 1.197 3.123 5.299
UminU_{min} 2.815 7.932 15.859
log10(γe) {\rm log}_{10}(\gamma_e)\, -2.777 -1.707 -0.763

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
log10(fAGN) {\rm log}_{10}(f_{AGN})\, -4.405 -3.461 -2.492
log10(τAGN) {\rm log}_{10}(\tau_{AGN})\, 1.039 1.558 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.093 -0.789 -0.549
0.03-0.10 Gyr -3.088 -1.181 -0.589
0.10-0.33 Gyr -3.369 -1.352 -0.736
0.33-1.08 Gyr -3.308 -1.432 -0.776
1.08-3.57 Gyr -2.602 -0.937 -0.141
3.57-11.75 Gyr -0.993 0.551 0.767
11.75-13.05 Gyr 0.637 1.339 1.739