AT2017yk

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Information

Transient

Name: AT2017yk
Right ascension: 9h44m31.79s
Declination: -12d18m29.37s
Discovery Date: None
Classification: SN Ia
Redshift: 0.046850
MW E(B-V): 0.030

Host

Name: AT2017yk
Right ascension: 9h44m32.14s
Declination: -12d18m23.56s
Redshift: 0.046439
Photometric Redshift: 0.061
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.12
Cutout download processed 3.19
Global aperture construction processed 0.63
Local aperture photometry processed 3.4
Global aperture photometry processed 3.56
Validate local photometry processed 0.02
Validate global photometry processed 10.5
Host information processed 0.12
Global host SED inference processed 391.53
Local host SED inference processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
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) = 9h44m31.79s, -12d18m29.37s
semi major axis, semi minor axis (arcsec) = 2.19, 2.19
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 20.7 0.55 20.610 0.029
PanSTARRS_r 33.47 0.64 20.088 0.021
PanSTARRS_i 45.6 0.87 19.753 0.021
PanSTARRS_z 47.78 1.23 19.702 0.028
PanSTARRS_y 58.07 3.45 19.490 0.064

Aperture details

RA, DEC (J2000) = 9h44m32.13s, -12d18m23.37s
semi major axis, semi minor axis (arcsec) = 16.56, 11.67
angle (degrees, anti-clockwise from east) = -91.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 91.64 9.56 18.995 0.113
GALEX_NUV 101.05 7.09 18.889 0.076
PanSTARRS_g 1166.22 3.54 16.233 0.003
PanSTARRS_r 2049.03 4.12 15.621 0.002
PanSTARRS_i 2823.93 5.46 15.273 0.002
PanSTARRS_z 3262.04 7.71 15.116 0.003
PanSTARRS_y 4015.64 21.36 14.891 0.006
2MASS_J 5213.45 341.49 13.712 0.071
2MASS_H 6221.67 536.79 13.048 0.094
2MASS_K 5827.16 740.32 12.649 0.138
WISE_W1 2481.37 39.81 12.714 0.017
WISE_W2 1499.3 51.2 12.621 0.037
WISE_W3 3152.24 205.96 9.979 0.071
WISE_W4 2751.82 1122.16 8.681 0.443
 

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})\, 8.532 8.673 8.796
{\rm log}_{10}({\rm SFR}) -1.984 -1.328 -0.764
{\rm log}_{10}({\rm sSFR}) -10.705 -10.047 -9.414
{\rm stellar\ age} 5.402 7.341 8.959

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.704 -1.228 -0.774
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.613 -0.111 0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.336 0.656 1.017
\delta -0.393 -0.048 0.245
\tau_1/\tau_2 0.687 1.056 1.407
Q_{PAH} 0.995 2.811 5.174
U_{min} 3.000 7.998 15.008
{\rm log}_{10}(\gamma_e)\, -3.142 -2.063 -0.962

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.625 -0.764 -0.178
{\rm log}_{10}(\tau_{AGN})\, 0.968 1.409 1.802

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.157 -1.525 -1.083
0.03-0.10 Gyr -2.107 -1.285 -0.668
0.10-0.33 Gyr -2.314 -1.591 -1.010
0.33-1.09 Gyr -2.455 -1.696 -1.211
1.09-3.59 Gyr -2.301 -1.471 -1.156
3.59-11.82 Gyr -1.751 -1.256 -1.047
11.82-13.14 Gyr -1.884 -1.157 -0.538

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.508 10.550 10.622
{\rm log}_{10}({\rm SFR}) -0.410 -0.148 0.159
{\rm log}_{10}({\rm sSFR}) -10.968 -10.703 -10.428
{\rm stellar\ age} 7.649 8.318 10.802

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.619 -0.441 -0.302
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.156 0.202 0.381

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.204 0.314
\delta -0.260 0.027 0.244
\tau_1/\tau_2 0.495 0.896 1.280
Q_{PAH} 0.633 1.642 3.296
U_{min} 2.810 7.688 14.893
{\rm log}_{10}(\gamma_e)\, -2.502 -1.616 -0.864

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.269 -3.272 -2.272
{\rm log}_{10}(\tau_{AGN})\, 1.043 1.548 1.931

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.428 -0.121 0.079
0.03-0.10 Gyr -0.998 -0.186 0.264
0.10-0.33 Gyr -1.253 -0.412 0.038
0.33-1.09 Gyr -1.041 -0.364 0.005
1.09-3.59 Gyr -0.943 -0.100 0.308
3.59-11.82 Gyr 0.344 0.712 0.810
11.82-13.14 Gyr 0.455 0.956 1.590