2021twd

Download data

Information

Transient

Name: 2021twd
Right ascension: 2h18m58.99s
Declination: -31d40m07.58s
Discovery Date: None
Classification: SN Ia
Redshift: 0.035278
MW E(B-V): 0.021

Host

Name: 2021twd
Right ascension: 2h18m58.87s
Declination: -31d40m09.57s
Redshift: 0.035278
Photometric Redshift:
 

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 0.91
Cutout download processed 5.62
Global aperture construction processed 0.57
Local aperture photometry processed 2.27
Global aperture photometry processed 2.34
Validate local photometry processed 0.02
Validate global photometry processed 7.15
Host information processed 0.08
Global host SED inference processed 524.34
Local host SED inference processed 679.66
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) = 2h18m58.99s, -31d40m07.58s
semi major axis, semi minor axis (arcsec) = 2.85, 2.85
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 310.92 0.53 17.668 0.002 AB
PanSTARRS_r 540.38 4.71 17.068 0.009 AB
PanSTARRS_i 945.09 1.3 16.461 0.001 AB
2MASS_H 1768.82 105.56 14.413 0.065 Vega

Aperture details

RA, DEC (J2000) = 2h18m58.89s, -31d40m09.53s
semi major axis, semi minor axis (arcsec) = 8.08, 7.55
angle (degrees, anti-clockwise from east) = -62.13

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.5 1.52 21.577 0.194 AB
GALEX_NUV 8.56 1.51 21.569 0.191 AB
DES_g 903.15 0.96 16.511 0.001 AB
PanSTARRS_i 2486.31 3.25 15.411 0.001 AB
2MASS_J 4821.7 250.77 13.797 0.056 Vega
2MASS_H 5598.64 346.62 13.162 0.067 Vega
2MASS_K 4682.91 425.37 12.886 0.099 Vega
WISE_W1 2330.49 31.92 12.782 0.015 Vega
WISE_W2 1306.78 32.65 12.770 0.027 Vega
WISE_W3 334.16 104.12 12.416 0.338 Vega
WISE_W4 -775.49 533.95 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})\, 9.434 9.776 9.993
{\rm log}_{10}({\rm SFR}) -0.366 0.292 0.895
{\rm log}_{10}({\rm sSFR}) -10.273 -9.526 -8.576
{\rm stellar\ age} 1.807 6.338 8.824

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.802 -1.343 -0.619
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.493 -0.364 0.128

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.001 1.456 1.889
\delta -0.484 -0.291 0.103
\tau_1/\tau_2 0.512 0.902 1.334
Q_{PAH} 0.309 1.249 2.963
U_{min} 2.686 8.180 15.170
{\rm log}_{10}(\gamma_e)\, -3.648 -2.777 -1.400

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.321 -2.180 -0.521
{\rm log}_{10}(\tau_{AGN})\, 0.886 1.452 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.307 0.233 0.608
0.03-0.10 Gyr -0.827 0.249 1.003
0.10-0.33 Gyr -1.940 -0.448 0.266
0.33-1.09 Gyr -2.517 -0.542 0.147
1.09-3.62 Gyr -2.553 -0.475 0.098
3.62-11.96 Gyr -2.500 -0.437 0.045
11.96-13.28 Gyr -2.325 -0.271 0.614

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.297 10.345 10.429
{\rm log}_{10}({\rm SFR}) -2.549 -2.117 -1.771
{\rm log}_{10}({\rm sSFR}) -12.884 -12.445 -12.122
{\rm stellar\ age} 8.097 9.748 12.520

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.499 -0.310 -0.157
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.411 -0.644 0.052

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.046 0.115 0.217
\delta -0.252 0.112 0.312
\tau_1/\tau_2 0.487 0.905 1.323
Q_{PAH} 0.947 2.476 4.586
U_{min} 2.708 8.156 16.171
{\rm log}_{10}(\gamma_e)\, -2.334 -1.159 -0.511

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.394 -3.524 -2.584
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.450 1.892

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.506 -1.997 -1.680
0.03-0.10 Gyr -3.814 -2.331 -1.764
0.10-0.33 Gyr -4.044 -2.313 -1.647
0.33-1.09 Gyr -4.078 -2.220 -1.390
1.09-3.62 Gyr -3.250 -1.608 -0.496
3.62-11.96 Gyr -1.251 0.399 0.578
11.96-13.28 Gyr 0.325 1.081 1.546