ASASSN-15la

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Information

Transient

Name: ASASSN-15la
Right ascension: 14h12m51.21s
Declination: 35d42m40.26s
Discovery Date: None
Classification: SN Ia
Redshift: 0.028240
MW E(B-V): 0.016

Host

Name: ASASSN-15la
Right ascension: 14h12m51.24s
Declination: 35d42m39.15s
Redshift: 0.027821
Photometric Redshift: 0.026
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.27
Cutout download processed None
Global aperture construction processed 0.61
Local aperture photometry processed 5.31
Global aperture photometry processed 5.56
Validate local photometry processed 0.03
Validate global photometry processed 14.11
Host information processed 0.14
Global host SED inference processed 385.56
Local host SED inference processed 527.5
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) = 14h12m51.21s, 35d42m40.26s
semi major axis, semi minor axis (arcsec) = 3.58, 3.58
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 382.61 5.72 17.443 0.016 AB
SDSS_g 1855.77 11.24 15.729 0.007 AB
DES_g 1794.59 2.94 15.765 0.002 AB
PanSTARRS_g 2042.13 1.54 15.625 0.001 AB
SDSS_r 3847.2 16.24 14.937 0.005 AB
PanSTARRS_r 3932.52 1.72 14.913 0.000 AB
SDSS_i 5486.63 19.53 14.552 0.004 AB
PanSTARRS_i 5421.82 1.41 14.565 0.000 AB
PanSTARRS_z 6623.43 2.61 14.347 0.000 AB
SDSS_z 7251.24 24.5 14.249 0.004 AB
DES_z 7503.45 17.53 14.212 0.003 AB
PanSTARRS_y 7757.96 4.82 14.176 0.001 AB
2MASS_J 9134.43 78.3 13.103 0.009 Vega
2MASS_H 11384.56 103.6 12.392 0.010 Vega
2MASS_K 9616.6 125.62 12.105 0.014 Vega

Aperture details

RA, DEC (J2000) = 14h12m51.27s, 35d42m39.59s
semi major axis, semi minor axis (arcsec) = 27.12, 18.21
angle (degrees, anti-clockwise from east) = -62.77

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 329.82 23.93 17.604 0.079 AB
GALEX_NUV 481.29 10.08 17.194 0.023 AB
SDSS_u 1613.91 20.09 15.880 0.014 AB
DES_g 6852.81 5.82 14.310 0.001 AB
PanSTARRS_g 7122.27 6.85 14.268 0.001 AB
SDSS_r 11999.81 31.19 13.702 0.003 AB
PanSTARRS_r 13160.32 7.51 13.602 0.001 AB
SDSS_i 16729.61 39.56 13.341 0.003 AB
PanSTARRS_i 17305.69 5.79 13.305 0.000 AB
SDSS_z 21187.53 75.9 13.085 0.004 AB
DES_z 21658.73 30.59 13.061 0.002 AB
PanSTARRS_y 25099.75 27.55 12.901 0.001 AB
WISE_W1 16610.4 71.26 10.650 0.005 Vega
WISE_W2 9958.44 74.06 10.566 0.008 Vega
WISE_W3 24331.09 198.49 7.761 0.009 Vega
WISE_W4 24428.3 1286.36 6.310 0.057 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})\, 10.325 10.441 10.550
{\rm log}_{10}({\rm SFR}) -1.869 -0.751 0.470
{\rm log}_{10}({\rm sSFR}) -12.348 -11.206 -9.805
{\rm stellar\ age} 7.006 8.182 11.450

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.507 -0.794 -0.493
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.725 -0.145 0.318

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.314 0.641 0.980
\delta -0.717 -0.485 0.022
\tau_1/\tau_2 0.653 1.017 1.422
Q_{PAH} 0.623 2.550 5.164
U_{min} 2.715 7.849 14.868
{\rm log}_{10}(\gamma_e)\, -3.416 -2.326 -0.908

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.448 -3.362 -1.980
{\rm log}_{10}(\tau_{AGN})\, 0.985 1.496 1.974

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.798 -0.639 0.204
0.03-0.10 Gyr -2.424 -0.931 0.522
0.10-0.33 Gyr -2.516 -0.877 0.311
0.33-1.10 Gyr -2.367 -0.760 0.129
1.10-3.64 Gyr -1.798 -0.101 0.454
3.64-12.05 Gyr -0.066 0.511 0.703
12.05-13.38 Gyr 0.060 0.762 1.553

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.874 10.930 11.000
{\rm log}_{10}({\rm SFR}) 0.024 0.256 0.469
{\rm log}_{10}({\rm sSFR}) -10.897 -10.669 -10.459
{\rm stellar\ age} 7.650 8.337 10.616

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.775 -0.590 -0.427
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.457 -0.009 0.284

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.326 0.453 0.601
\delta -0.024 0.140 0.259
\tau_1/\tau_2 0.512 0.927 1.332
Q_{PAH} 0.894 1.478 2.438
U_{min} 2.504 6.906 13.810
{\rm log}_{10}(\gamma_e)\, -3.331 -2.331 -1.796

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.200 -2.341 -1.981
{\rm log}_{10}(\tau_{AGN})\, 0.926 1.217 1.634

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.018 0.275 0.470
0.03-0.10 Gyr -0.194 0.227 0.535
0.10-0.33 Gyr -0.498 0.087 0.406
0.33-1.10 Gyr -0.644 0.053 0.412
1.10-3.64 Gyr -0.472 0.333 0.778
3.64-12.05 Gyr 0.771 1.087 1.189
12.05-13.38 Gyr 0.724 1.288 1.904