ASASSN-16ay

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Information

Transient

Name: ASASSN-16ay
Right ascension: 7h12m14.26s
Declination: 7d14m22.35s
Discovery Date: None
Classification: SN Ia
Redshift: 0.029190
MW E(B-V): 0.059

Host

Name: ASASSN-16ay
Right ascension: 7h12m15.13s
Declination: 7d14m27.77s
Redshift: 0.028343
Photometric Redshift: 0.031
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.7
Cutout download processed 2.54
Global aperture construction processed 0.65
Local aperture photometry processed 3.55
Global aperture photometry processed 3.49
Validate local photometry processed 0.02
Validate global photometry processed 10.65
Host information processed 0.13
Global host SED inference processed 724.37
Local host SED inference processed 562.64
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) = 7h12m14.26s, 7d14m22.35s
semi major axis, semi minor axis (arcsec) = 3.52, 3.52
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 129.2 1.2 18.622 0.010 AB
PanSTARRS_r 206.28 1.19 18.114 0.006 AB
PanSTARRS_i 267.36 1.51 17.832 0.006 AB
PanSTARRS_z 310.63 2.67 17.669 0.009 AB
PanSTARRS_y 320.83 7.25 17.634 0.025 AB
2MASS_J 496.22 96.69 16.266 0.212 Vega
2MASS_H 410.47 152.14 15.999 0.402 Vega
2MASS_K 496.92 166.18 15.321 0.363 Vega

Aperture details

RA, DEC (J2000) = 7h12m14.94s, 7d14m27.11s
semi major axis, semi minor axis (arcsec) = 30.97, 11.66
angle (degrees, anti-clockwise from east) = -121.7

Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 11738.41 6.73 13.726 0.001 AB
PanSTARRS_r 18648.43 6.92 13.223 0.000 AB
PanSTARRS_i 22914.01 8.65 13.000 0.000 AB
PanSTARRS_z 25202.27 14.56 12.896 0.001 AB
PanSTARRS_y 27412.94 38.32 12.805 0.002 AB
2MASS_J 31620.13 572.34 11.755 0.020 Vega
2MASS_H 33519.14 894.67 11.219 0.029 Vega
2MASS_K 26512.56 981.71 11.004 0.040 Vega
WISE_W1 13662.48 440.85 10.862 0.035 Vega
WISE_W2 7728.83 270.25 10.841 0.038 Vega
WISE_W3 13542.59 487.35 8.397 0.039 Vega
WISE_W4 11160.18 1782.56 7.161 0.173 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
Warning: possible contaminating objects in the global aperture
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.935 9.025 9.119
{\rm log}_{10}({\rm SFR}) -2.629 -1.734 -0.903
{\rm log}_{10}({\rm sSFR}) -11.638 -10.779 -9.922
{\rm stellar\ age} 6.021 7.754 9.572

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.771 -1.397 -1.027
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.857 -1.358 -0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.356 0.759
\delta -0.619 -0.176 0.228
\tau_1/\tau_2 0.688 1.057 1.417
Q_{PAH} 1.015 3.094 5.423
U_{min} 2.796 8.381 15.752
{\rm log}_{10}(\gamma_e)\, -3.347 -2.318 -0.671

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.083 -1.030 -0.388
{\rm log}_{10}(\tau_{AGN})\, 1.082 1.504 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.276 -2.181 -1.567
0.03-0.10 Gyr -2.731 -1.669 -0.773
0.10-0.33 Gyr -2.413 -1.458 -0.757
0.33-1.10 Gyr -2.499 -1.496 -0.927
1.10-3.63 Gyr -2.429 -1.244 -0.822
3.63-12.04 Gyr -1.343 -0.876 -0.715
12.04-13.38 Gyr -1.494 -0.768 -0.127

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.746 10.891 10.991
{\rm log}_{10}({\rm SFR}) -1.593 0.120 0.871
{\rm log}_{10}({\rm sSFR}) -12.474 -10.783 -9.989
{\rm stellar\ age} 5.492 7.622 9.931

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.581 -1.239 -1.006
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.707 -1.090 0.027

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.095 0.189 0.307
\delta -0.767 -0.275 0.200
\tau_1/\tau_2 0.519 0.960 1.384
Q_{PAH} 0.523 1.300 3.863
U_{min} 2.983 8.835 16.295
{\rm log}_{10}(\gamma_e)\, -3.559 -2.858 -1.981

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.176 -3.123 -2.284
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.521 1.909

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.673 -0.206 0.400
0.03-0.10 Gyr -2.726 0.111 1.005
0.10-0.33 Gyr -2.579 0.346 1.031
0.33-1.10 Gyr -2.620 0.084 0.791
1.10-3.63 Gyr -0.536 0.705 1.293
3.63-12.04 Gyr -0.323 0.947 1.182
12.04-13.38 Gyr -0.706 0.959 1.848