2021nwa

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Information

Transient

Name: TDE2021nwa
Right ascension: 15h53m51.28s
Declination: 55d35m19.67s
Discovery Date: May 11, 2021, 9:17 a.m.
Classification: TDE
Redshift: 0.047000
MW E(B-V): 0.010

Host

Name: 3135067
Right ascension: 15h53m51.24s
Declination: 55d35m19.90s
Redshift: None
Photometric Redshift: 0.048
 

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 8.15
Cutout download processed 12.8
Global aperture construction processed 0.6
Local aperture photometry processed 4.79
Global aperture photometry processed 4.8
Validate local photometry processed 0.03
Validate global photometry processed 12.78
Host information processed 0.06
Global host SED inference processed 528.15
Local host SED inference processed 539.48
Transient information processed 0.0
Transient MWEBV processed 0.14
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) = 15h53m51.28s, 55d35m19.67s
semi major axis, semi minor axis (arcsec) = 2.17, 2.17
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 37.86 2.1 19.955 0.060 AB
PanSTARRS_g 189.8 0.67 18.204 0.004 AB
PanSTARRS_r 384.97 0.82 17.436 0.002 AB
SDSS_i 566.42 6.4 17.017 0.012 AB
PanSTARRS_i 531.8 0.76 17.086 0.002 AB
PanSTARRS_z 701.62 1.54 16.785 0.002 AB
SDSS_z 734.35 10.57 16.735 0.016 AB
PanSTARRS_y 765.81 3.59 16.690 0.005 AB

Aperture details

RA, DEC (J2000) = 15h53m51.26s, 55d35m19.91s
semi major axis, semi minor axis (arcsec) = 6.52, 4.64
angle (degrees, anti-clockwise from east) = -22.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.63 0.17 23.366 0.114 AB
GALEX_NUV 4.48 0.14 22.271 0.033 AB
SDSS_u 79.5 4.29 19.149 0.059 AB
PanSTARRS_g 313.73 1.51 17.659 0.005 AB
PanSTARRS_r 606.43 1.85 16.943 0.003 AB
SDSS_i 830.61 8.6 16.602 0.011 AB
PanSTARRS_i 829.93 1.7 16.602 0.002 AB
PanSTARRS_z 1061.24 3.56 16.335 0.004 AB
SDSS_z 1074.0 21.8 16.322 0.022 AB
PanSTARRS_y 1190.11 8.85 16.211 0.008 AB
2MASS_J 1482.13 129.07 15.078 0.095 Vega
2MASS_H 1926.45 183.04 14.321 0.103 Vega
2MASS_K 1553.34 228.42 14.084 0.160 Vega
WISE_W1 533.29 9.28 14.384 0.019 Vega
WISE_W2 298.36 12.33 14.374 0.045 Vega
WISE_W3 104.75 35.19 13.676 0.365 Vega
WISE_W4 -48.26 165.51 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})\, 9.859 9.992 10.097
{\rm log}_{10}({\rm SFR}) -3.135 -1.414 -0.310
{\rm log}_{10}({\rm sSFR}) -12.993 -11.443 -10.210
{\rm stellar\ age} 7.087 8.410 12.286

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.539 -0.913 -0.572
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.875 -1.469 -0.197

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.398 0.790 1.091
\delta -0.610 -0.203 0.225
\tau_1/\tau_2 0.581 1.007 1.432
Q_{PAH} 0.745 2.877 5.366
U_{min} 3.044 8.741 16.566
{\rm log}_{10}(\gamma_e)\, -3.360 -1.644 -0.528

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.091 -2.246 -0.821
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.463 1.910

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.612 -1.616 -0.680
0.03-0.10 Gyr -4.116 -1.607 -0.231
0.10-0.33 Gyr -4.348 -1.715 -0.254
0.33-1.09 Gyr -4.338 -1.648 -0.389
1.09-3.58 Gyr -3.645 -1.147 -0.104
3.58-11.81 Gyr -1.452 -0.019 0.244
11.81-13.13 Gyr -0.438 0.432 1.188

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.045 10.152 10.199
{\rm log}_{10}({\rm SFR}) -2.716 -1.753 -0.978
{\rm log}_{10}({\rm sSFR}) -12.886 -11.901 -11.115
{\rm stellar\ age} 8.020 11.769 12.453

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.336 -1.033 -0.832
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.378 -0.410 0.261

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.188 0.298 0.461
\delta -0.852 -0.640 -0.409
\tau_1/\tau_2 0.548 0.935 1.361
Q_{PAH} 0.574 1.819 4.137
U_{min} 3.547 9.413 17.337
{\rm log}_{10}(\gamma_e)\, -2.209 -1.069 -0.373

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.255 -3.109 -2.042
{\rm log}_{10}(\tau_{AGN})\, 1.173 1.716 2.021

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.419 -2.254 -1.455
0.03-0.10 Gyr -3.110 -1.731 -0.859
0.10-0.33 Gyr -4.145 -2.011 -1.050
0.33-1.09 Gyr -5.078 -2.416 -1.210
1.09-3.58 Gyr -4.272 -2.169 -0.842
3.58-11.81 Gyr -2.425 -0.381 0.300
11.81-13.13 Gyr 0.208 1.243 1.334