2021ywa

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Information

Transient

Name: SN2021ywa
Right ascension: 3h51m24.61s
Declination: -17d19m43.54s
Discovery Date: Sept. 12, 2021, 11:34 a.m.
Classification: SN Ia
Redshift: 0.067440
MW E(B-V): 0.047

Host

Name: 2021ywa
Right ascension: 3h51m24.32s
Declination: -17d19m43.99s
Redshift: 0.067440
Photometric Redshift: 0.059
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.59
Cutout download processed 7.18
Global aperture construction processed 0.58
Local aperture photometry processed 5.19
Global aperture photometry processed 5.29
Validate local photometry processed 0.02
Validate global photometry processed 13.48
Host information processed 0.08
Global host SED inference processed 484.26
Local host SED inference processed 406.54
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Log transient processing status processed None
 

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) = 3h51m24.61s, -17d19m43.54s
semi major axis, semi minor axis (arcsec) = 1.55, 1.55
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 44.72 0.26 19.774 0.006 AB
PanSTARRS_g 41.96 0.42 19.843 0.011 AB
PanSTARRS_r 85.03 0.49 19.076 0.006 AB
DES_r 98.18 0.4 18.920 0.004 AB
PanSTARRS_i 125.92 0.65 18.650 0.006 AB
PanSTARRS_z 151.52 1.31 18.449 0.009 AB
DES_z 175.98 1.94 18.286 0.012 AB
PanSTARRS_y 177.18 2.87 18.279 0.018 AB

Aperture details

RA, DEC (J2000) = 3h51m24.31s, -17d19m43.86s
semi major axis, semi minor axis (arcsec) = 12.62, 10.31
angle (degrees, anti-clockwise from east) = -68.45

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 23.57 3.47 20.469 0.160 AB
GALEX_NUV 21.11 2.99 20.589 0.154 AB
DES_g 1300.17 1.49 16.115 0.001 AB
PanSTARRS_g 1319.86 3.03 16.099 0.002 AB
PanSTARRS_r 2678.34 3.47 15.330 0.001 AB
DES_r 2956.77 2.23 15.223 0.001 AB
PanSTARRS_i 4035.55 4.65 14.885 0.001 AB
PanSTARRS_z 4959.41 9.33 14.661 0.002 AB
DES_z 5363.57 10.87 14.576 0.002 AB
PanSTARRS_y 6029.57 20.48 14.449 0.004 AB
2MASS_J 7886.7 302.08 13.263 0.042 Vega
2MASS_H 9581.64 449.63 12.579 0.051 Vega
2MASS_K 8163.19 603.53 12.283 0.080 Vega
WISE_W1 4249.04 41.28 12.130 0.011 Vega
WISE_W2 2549.36 45.24 12.045 0.019 Vega
WISE_W3 1100.48 167.06 11.122 0.165 Vega
WISE_W4 850.1 1052.77 9.956 1.345 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})\, 9.455 9.585 9.709
{\rm log}_{10}({\rm SFR}) -1.759 -1.060 -0.467
{\rm log}_{10}({\rm sSFR}) -11.338 -10.667 -9.990
{\rm stellar\ age} 6.092 7.560 10.193

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.313 -0.763 -0.391
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.675 -0.069 0.327

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.301 0.640 1.031
\delta -0.715 -0.273 0.143
\tau_1/\tau_2 0.678 1.034 1.388
Q_{PAH} 1.276 3.225 5.395
U_{min} 2.810 8.127 14.811
{\rm log}_{10}(\gamma_e)\, -3.163 -2.240 -0.777

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.369 -1.255 -0.380
{\rm log}_{10}(\tau_{AGN})\, 1.067 1.558 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.616 -0.997 -0.561
0.03-0.10 Gyr -2.123 -1.150 -0.438
0.10-0.33 Gyr -2.222 -1.091 -0.385
0.33-1.08 Gyr -2.190 -0.975 -0.385
1.08-3.53 Gyr -1.984 -0.673 -0.284
3.53-11.58 Gyr -0.808 -0.341 -0.128
11.58-12.86 Gyr -0.822 -0.173 0.614

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.109 11.137 11.222
{\rm log}_{10}({\rm SFR}) -1.214 -0.888 -0.610
{\rm log}_{10}({\rm sSFR}) -12.371 -12.032 -11.756
{\rm stellar\ age} 7.756 8.674 11.582

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.379 -0.213 -0.115
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.566 -0.404 0.296

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.049 0.105 0.189
\delta -0.361 0.026 0.279
\tau_1/\tau_2 0.520 0.928 1.344
Q_{PAH} 0.757 2.639 4.761
U_{min} 2.470 7.510 14.739
{\rm log}_{10}(\gamma_e)\, -2.852 -1.443 -0.743

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.329 -3.487 -2.569
{\rm log}_{10}(\tau_{AGN})\, 1.012 1.496 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.871 -0.604 -0.405
0.03-0.10 Gyr -3.113 -1.274 -0.681
0.10-0.33 Gyr -3.002 -1.246 -0.588
0.33-1.08 Gyr -2.291 -1.053 -0.385
1.08-3.53 Gyr -1.658 -0.289 0.575
3.53-11.58 Gyr 0.494 1.316 1.410
11.58-12.86 Gyr 1.084 1.696 2.309