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
DES_g 44.72 0.26 19.774 0.006
PanSTARRS_g 41.96 0.42 19.843 0.011
PanSTARRS_r 85.03 0.49 19.076 0.006
DES_r 98.18 0.4 18.920 0.004
PanSTARRS_i 125.92 0.65 18.650 0.006
PanSTARRS_z 151.52 1.31 18.449 0.009
DES_z 175.98 1.94 18.286 0.012
PanSTARRS_y 177.18 2.87 18.279 0.018

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
GALEX_FUV 23.57 3.47 20.469 0.160
GALEX_NUV 21.11 2.99 20.589 0.154
DES_g 1300.17 1.49 16.115 0.001
PanSTARRS_g 1319.86 3.03 16.099 0.002
PanSTARRS_r 2678.34 3.47 15.330 0.001
DES_r 2956.77 2.23 15.223 0.001
PanSTARRS_i 4035.55 4.65 14.885 0.001
PanSTARRS_z 4959.41 9.33 14.661 0.002
DES_z 5363.57 10.87 14.576 0.002
PanSTARRS_y 6029.57 20.48 14.449 0.004
2MASS_J 7886.7 302.08 13.263 0.042
2MASS_H 9581.64 449.63 12.579 0.051
2MASS_K 8163.19 603.53 12.283 0.080
WISE_W1 4249.04 41.28 12.130 0.011
WISE_W2 2549.36 45.24 12.045 0.019
WISE_W3 1100.48 167.06 11.122 0.165
WISE_W4 850.1 1052.77 9.956 1.345
 

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