2020ktn

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Information

Transient

Name: SN2020ktn
Right ascension: 11h00m16.27s
Declination: 37d14m28.89s
Discovery Date: May 22, 2020, 4:17 a.m.
Classification: SN Ia
Redshift: 0.024755
MW E(B-V): 0.014

Host

Name: 2020ktn
Right ascension: 11h00m16.19s
Declination: 37d14m24.60s
Redshift: 0.024737
Photometric Redshift: 0.034
 

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 2.57
Cutout download processed 15.25
Global aperture construction processed 0.65
Local aperture photometry processed 6.91
Global aperture photometry processed 7.1
Validate local photometry processed 0.03
Validate global photometry processed 18.81
Host information processed 0.09
Global host SED inference processed 381.91
Local host SED inference processed 462.19
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 11h00m16.27s, 37d14m28.89s
semi major axis, semi minor axis (arcsec) = 4.01, 4.01
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 34.36 2.68 20.060 0.085 AB
SDSS_g 149.47 3.43 18.464 0.025 AB
DES_g 153.58 1.17 18.434 0.008 AB
PanSTARRS_g 162.4 0.88 18.374 0.006 AB
SDSS_r 305.81 4.83 17.686 0.017 AB
PanSTARRS_r 307.52 1.14 17.680 0.004 AB
SDSS_i 447.24 6.09 17.274 0.015 AB
PanSTARRS_i 439.21 0.93 17.293 0.002 AB
PanSTARRS_z 563.26 2.54 17.023 0.005 AB
SDSS_z 596.43 12.13 16.961 0.022 AB
DES_z 596.51 4.21 16.961 0.008 AB
PanSTARRS_y 691.91 5.81 16.800 0.009 AB
2MASS_J 923.49 78.44 15.592 0.092 Vega
2MASS_H 1112.98 122.33 14.916 0.119 Vega
2MASS_K 987.78 129.38 14.576 0.142 Vega

Aperture details

RA, DEC (J2000) = 11h00m16.20s, 37d14m24.57s
semi major axis, semi minor axis (arcsec) = 25.38, 6.26
angle (degrees, anti-clockwise from east) = -64.85

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 80.4 3.75 19.137 0.051 AB
SDSS_u 277.37 8.25 17.792 0.032 AB
SDSS_g 1229.55 9.97 16.176 0.009 AB
DES_g 1257.49 3.36 16.151 0.003 AB
PanSTARRS_g 1276.56 2.74 16.135 0.002 AB
SDSS_r 2308.6 13.47 15.492 0.006 AB
PanSTARRS_r 2242.95 3.52 15.523 0.002 AB
SDSS_i 3173.67 16.78 15.146 0.006 AB
PanSTARRS_i 3075.87 2.87 15.180 0.001 AB
PanSTARRS_z 3848.18 7.85 14.937 0.002 AB
SDSS_z 4036.29 36.46 14.885 0.010 AB
DES_z 4109.07 11.18 14.866 0.003 AB
PanSTARRS_y 4466.87 18.06 14.775 0.004 AB
2MASS_J 4964.88 255.81 13.765 0.056 Vega
2MASS_H 6961.22 398.68 12.926 0.062 Vega
2MASS_K 6322.93 423.14 12.560 0.073 Vega
WISE_W1 2585.3 33.23 12.670 0.014 Vega
WISE_W2 1585.57 36.35 12.561 0.025 Vega
WISE_W3 3128.84 138.83 9.988 0.048 Vega
WISE_W4 3321.93 778.1 8.477 0.254 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})\, 9.183 9.309 9.434
{\rm log}_{10}({\rm SFR}) -2.321 -1.372 -0.581
{\rm log}_{10}({\rm sSFR}) -11.689 -10.676 -9.864
{\rm stellar\ age} 6.559 8.174 11.546

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.282 -0.729 -0.345
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.688 -0.529 0.247

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.314 0.912 1.348
\delta -0.504 -0.112 0.186
\tau_1/\tau_2 0.654 1.014 1.367
Q_{PAH} 0.473 1.649 4.047
U_{min} 2.746 7.960 15.139
{\rm log}_{10}(\gamma_e)\, -3.495 -2.625 -1.174

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.310 -1.359 -0.330
{\rm log}_{10}(\tau_{AGN})\, 0.910 1.309 1.684

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.690 -1.553 -0.852
0.03-0.10 Gyr -2.618 -1.394 -0.510
0.10-0.33 Gyr -2.710 -1.399 -0.620
0.33-1.10 Gyr -2.910 -1.443 -0.763
1.10-3.64 Gyr -2.589 -1.136 -0.615
3.64-12.08 Gyr -1.397 -0.641 -0.448
12.08-13.43 Gyr -1.068 -0.354 0.419

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.001 10.054 10.138
{\rm log}_{10}({\rm SFR}) -0.707 -0.384 -0.069
{\rm log}_{10}({\rm sSFR}) -10.799 -10.435 -10.114
{\rm stellar\ age} 7.876 9.104 12.080

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.677 -0.517 -0.399
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.684 -0.900 0.095

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.229 0.346 0.494
\delta -0.732 -0.481 -0.254
\tau_1/\tau_2 0.761 1.141 1.533
Q_{PAH} 0.324 0.963 1.979
U_{min} 2.571 7.448 14.393
{\rm log}_{10}(\gamma_e)\, -3.144 -2.324 -1.623

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.089 -2.994 -2.151
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.498 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.104 -0.713 -0.418
0.03-0.10 Gyr -0.731 -0.308 0.061
0.10-0.33 Gyr -1.203 -0.507 -0.103
0.33-1.10 Gyr -1.842 -0.898 -0.472
1.10-3.64 Gyr -1.846 -0.856 -0.336
3.64-12.08 Gyr -0.621 0.136 0.271
12.08-13.43 Gyr 0.045 0.655 1.214