ASASSN-14lt

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Information

Transient

Name: ASASSN-14lt
Right ascension: 3h11m03.00s
Declination: -13d06m39.00s
Discovery Date: None
Classification: Ia
Redshift: 0.031416
MW E(B-V): 0.048

Host

Name: ASASSN-14lt
Right ascension: 3h11m02.53s
Declination: -13d06m34.44s
Redshift: 0.032046
Photometric Redshift: 0.029
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.97
Cutout download processed 4.0
Global aperture construction processed 0.63
Local aperture photometry processed 3.47
Global aperture photometry processed 3.5
Validate local photometry processed 0.02
Validate global photometry processed 8.92
Host information processed 0.09
Global host SED inference processed 622.29
Local host SED inference processed 593.39
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.1
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) = 3h11m03.00s, -13d06m39.00s
semi major axis, semi minor axis (arcsec) = 3.13, 3.13
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 105.27 0.85 18.844 0.009 AB
PanSTARRS_r 186.28 1.05 18.225 0.006 AB
PanSTARRS_i 286.02 1.28 17.759 0.005 AB
PanSTARRS_z 353.27 2.34 17.530 0.007 AB
PanSTARRS_y 446.96 5.74 17.274 0.014 AB
2MASS_H 832.06 106.21 15.232 0.139 Vega

Aperture details

RA, DEC (J2000) = 3h11m02.52s, -13d06m34.38s
semi major axis, semi minor axis (arcsec) = 17.46, 14.73
angle (degrees, anti-clockwise from east) = -2.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 3636.25 4.41 14.998 0.001 AB
PanSTARRS_i 10178.2 6.68 13.881 0.001 AB
PanSTARRS_y 15397.39 29.0 13.431 0.002 AB
WISE_W1 9271.95 48.98 11.283 0.006 Vega
WISE_W2 5177.81 53.11 11.276 0.011 Vega
WISE_W3 1698.06 161.71 10.651 0.103 Vega
WISE_W4 -461.25 830.43 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})\, 9.134 9.302 9.442
{\rm log}_{10}({\rm SFR}) -1.735 -0.909 -0.247
{\rm log}_{10}({\rm sSFR}) -11.049 -10.208 -9.462
{\rm stellar\ age} 4.092 7.333 9.361

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.479 -0.759 -0.227
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.124 -0.470 0.095

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.347 1.128 1.627
\delta -0.458 -0.078 0.207
\tau_1/\tau_2 0.590 0.971 1.349
Q_{PAH} 0.456 1.860 3.728
U_{min} 2.475 7.555 15.072
{\rm log}_{10}(\gamma_e)\, -3.529 -2.452 -1.245

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.868 -1.529 -0.221
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.439 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.130 -1.258 -0.606
0.03-0.10 Gyr -1.922 -0.904 -0.143
0.10-0.33 Gyr -2.077 -1.059 -0.329
0.33-1.10 Gyr -2.254 -1.046 -0.405
1.10-3.62 Gyr -2.266 -0.911 -0.443
3.62-11.99 Gyr -1.980 -0.668 -0.441
11.99-13.33 Gyr -1.637 -0.550 0.166

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.801 10.873 10.978
{\rm log}_{10}({\rm SFR}) -4.634 -1.887 -0.519
{\rm log}_{10}({\rm sSFR}) -15.425 -12.793 -11.288
{\rm stellar\ age} 7.746 9.011 12.604

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.590 -0.445 -0.314
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.619 -0.750 0.097

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.066 0.175 0.343
\delta -0.769 -0.321 0.075
\tau_1/\tau_2 0.517 0.928 1.341
Q_{PAH} 0.336 1.057 2.893
U_{min} 2.249 7.092 15.329
{\rm log}_{10}(\gamma_e)\, -3.641 -3.017 -1.904

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.466 -3.710 -2.887
{\rm log}_{10}(\tau_{AGN})\, 1.010 1.461 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.651 -2.157 -0.842
0.03-0.10 Gyr -5.485 -2.094 -0.494
0.10-0.33 Gyr -5.708 -2.090 -0.137
0.33-1.10 Gyr -4.695 -1.818 -0.138
1.10-3.62 Gyr -3.130 -0.842 0.579
3.62-11.99 Gyr -0.932 0.917 1.128
11.99-13.33 Gyr 0.412 1.435 2.101