2021xkm

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Information

Transient

Name: SN2021xkm
Right ascension: 1h15m50.64s
Declination: -15d54m18.83s
Discovery Date: Sept. 1, 2021, 9:01 a.m.
Classification: SN Ia
Redshift: 0.052334
MW E(B-V): 0.019

Host

Name: 2021xkm
Right ascension: 1h15m51.16s
Declination: -15d54m16.86s
Redshift: 0.052334
Photometric Redshift: 0.066
 

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 1.54
Cutout download processed 7.4
Global aperture construction processed 0.64
Local aperture photometry processed 5.04
Global aperture photometry processed 5.11
Validate local photometry processed 0.02
Validate global photometry processed 15.17
Host information processed 0.09
Global host SED inference processed 505.84
Local host SED inference processed 422.34
Transient information processed 0.0
Transient MWEBV processed 0.04
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) = 1h15m50.64s, -15d54m18.83s
semi major axis, semi minor axis (arcsec) = 1.96, 1.96
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 13.61 0.14 21.066 0.011 AB
PanSTARRS_g 15.79 0.47 20.904 0.033 AB
PanSTARRS_r 30.98 0.59 20.172 0.021 AB
DES_r 29.54 0.22 20.224 0.008 AB
PanSTARRS_i 44.44 0.79 19.780 0.019 AB
PanSTARRS_z 51.77 1.32 19.615 0.028 AB
DES_z 51.43 0.91 19.622 0.019 AB
PanSTARRS_y 67.45 2.91 19.327 0.047 AB

Aperture details

RA, DEC (J2000) = 1h15m51.15s, -15d54m16.68s
semi major axis, semi minor axis (arcsec) = 14.02, 7.3
angle (degrees, anti-clockwise from east) = -153.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.61 1.7 21.697 0.243 AB
GALEX_NUV 13.4 1.9 21.083 0.154 AB
DES_g 1234.63 1.14 16.171 0.001 AB
PanSTARRS_g 1306.72 2.56 16.110 0.002 AB
PanSTARRS_r 2800.44 3.18 15.282 0.001 AB
DES_r 2750.1 1.91 15.302 0.001 AB
PanSTARRS_i 3974.29 4.19 14.902 0.001 AB
PanSTARRS_z 5044.45 6.88 14.643 0.001 AB
DES_z 5008.27 8.3 14.651 0.002 AB
PanSTARRS_y 6061.73 15.16 14.444 0.003 AB
2MASS_J 7898.27 235.26 13.261 0.032 Vega
2MASS_H 9880.03 406.27 12.546 0.045 Vega
2MASS_K 8386.46 390.18 12.253 0.051 Vega
WISE_W1 3391.71 34.37 12.375 0.011 Vega
WISE_W2 1890.94 37.55 12.369 0.022 Vega
WISE_W3 408.04 122.54 12.199 0.326 Vega
WISE_W4 -484.22 474.46 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})\, 8.878 8.996 9.113
{\rm log}_{10}({\rm SFR}) -1.773 -1.286 -0.879
{\rm log}_{10}({\rm sSFR}) -10.790 -10.273 -9.849
{\rm stellar\ age} 6.714 7.799 10.800

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.763 -1.347 -0.792
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.536 -0.228 0.231

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.810 1.160 1.420
\delta -0.255 -0.022 0.184
\tau_1/\tau_2 0.661 1.001 1.335
Q_{PAH} 0.950 3.087 5.406
U_{min} 3.072 7.937 14.794
{\rm log}_{10}(\gamma_e)\, -3.009 -2.091 -0.766

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.305 -1.204 -0.269
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.505 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.790 -1.224 -0.851
0.03-0.10 Gyr -1.991 -1.372 -0.857
0.10-0.33 Gyr -2.445 -1.588 -1.087
0.33-1.08 Gyr -2.678 -1.639 -1.152
1.08-3.57 Gyr -2.538 -1.356 -0.942
3.57-11.75 Gyr -1.332 -0.911 -0.739
11.75-13.06 Gyr -1.294 -0.694 0.049

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.910 10.989 11.025
{\rm log}_{10}({\rm SFR}) -1.826 -1.204 -0.636
{\rm log}_{10}({\rm sSFR}) -12.827 -12.196 -11.613
{\rm stellar\ age} 9.941 12.340 12.401

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.786 -0.605 -0.471
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.507 -0.647 0.137

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.171 0.260 0.395
\delta -0.753 -0.472 -0.192
\tau_1/\tau_2 0.469 0.941 1.419
Q_{PAH} 0.226 0.659 1.328
U_{min} 4.103 10.205 17.931
{\rm log}_{10}(\gamma_e)\, -1.822 -1.337 -0.824

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.628 -3.948 -3.003
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.602 1.974

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.719 -1.399 -0.834
0.03-0.10 Gyr -2.655 -1.258 -0.566
0.10-0.33 Gyr -4.585 -1.949 -0.888
0.33-1.08 Gyr -5.965 -2.566 -1.121
1.08-3.57 Gyr -4.375 -2.122 -0.774
3.57-11.75 Gyr -2.158 -0.725 0.949
11.75-13.06 Gyr 1.726 2.121 2.161