ASASSN-15al results

Information

Transient
Name:ASASSN-15al
Right ascension: 4h57m50.00s
Declination:-21d35m34.00s
Discovery Date:None
Classification:Ia
Redshift:0.033785
MW E(B-V):0.029
Host
Name:ASASSN-15al
Right ascension: 4h57m49.55s
Declination:-21d35m26.10s
Redshift:0.032000
Photometric Redshift:0.070
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 3.55
Transient MWEBV processed 0.05
Host match processed 4.97
Host information processed 0.09
Host MWEBV processed 0.12
Global aperture construction processed 0.55
Global aperture photometry processed 3.37
Validate global photometry processed 11.78
Global host SED inference processed 617.07
Local aperture photometry processed 3.54
Validate local photometry processed 0.02
Local host SED inference processed 554.65
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h57m50.00s, -21d35m34.00s
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 15.4 0.89 20.931 0.063 AB
PanSTARRS_r 20.37 1.11 20.628 0.059 AB
PanSTARRS_i 21.41 0.95 20.573 0.048 AB
PanSTARRS_z 20.12 2.66 20.641 0.143 AB
PanSTARRS_y 15.13 6.33 20.950 0.454 AB
2MASS_J -72.38 76.73 Vega
2MASS_H 84.41 103.78 17.716 1.335 Vega
2MASS_K 160.05 143.18 16.552 0.971 Vega

Aperture details

RA, DEC (J2000):4h57m49.56s, -21d35m25.83s
semi major axis, semi minor axis (arcsec):14.56, 5.54
angle (degrees, anti-clockwise from east):-149.86
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 50.64 5.26 19.639 0.113 AB
GALEX_NUV 65.71 3.53 19.356 0.058 AB
PanSTARRS_g 294.57 2.58 17.727 0.009 AB
PanSTARRS_r 442.51 3.12 17.285 0.008 AB
PanSTARRS_i 542.65 2.68 17.064 0.005 AB
PanSTARRS_z 593.9 7.34 16.966 0.013 AB
PanSTARRS_y 646.1 17.42 16.874 0.029 AB
2MASS_J 783.83 263.41 15.770 0.365 Vega
2MASS_H 916.48 352.14 15.127 0.417 Vega
2MASS_K 1041.28 490.71 14.518 0.512 Vega
WISE_W1 426.75 13.02 14.626 0.033 Vega
WISE_W2 273.84 19.78 14.467 0.078 Vega
WISE_W3 465.31 120.62 12.057 0.281 Vega
WISE_W4 3581.94 906.52 8.395 0.275 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.434 7.722 7.915
{\rm log}_{10}({\rm SFR}) -2.171 -1.618 -1.042
{\rm log}_{10}({\rm sSFR}) -9.997 -9.344 -8.575
{\rm stellar\ age} 1.278 4.792 7.027

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.722 -1.260 -0.634
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.531 -0.631 0.043

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.252 0.555 1.001
\delta -0.531 -0.141 0.209
\tau_1/\tau_2 0.732 1.096 1.446
Q_{PAH} 0.699 2.301 4.784
U_{min} 3.117 8.146 15.035
{\rm log}_{10}(\gamma_e)\, -2.744 -1.669 -0.538

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.330 -0.723 -0.026
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.480 1.919

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.191 -1.752 -1.328
0.03-0.10 Gyr -2.295 -1.605 -0.948
0.10-0.33 Gyr -2.435 -1.751 -1.252
0.33-1.10 Gyr -3.011 -2.074 -1.645
1.10-3.62 Gyr -3.568 -2.262 -1.910
3.62-11.99 Gyr -3.932 -2.451 -2.031
11.99-13.33 Gyr -4.004 -2.527 -1.871

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.307 9.416 9.521
{\rm log}_{10}({\rm SFR}) -0.633 -0.278 -0.044
{\rm log}_{10}({\rm sSFR}) -10.043 -9.691 -9.417
{\rm stellar\ age} 6.853 8.014 10.967

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.458 -1.017 -0.710
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.895 -1.264 0.256

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.200 0.381 0.609
\delta 0.104 0.276 0.367
\tau_1/\tau_2 0.529 0.924 1.299
Q_{PAH} 0.512 1.433 3.360
U_{min} 3.309 8.703 16.299
{\rm log}_{10}(\gamma_e)\, -3.269 -2.316 -1.504

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.785 -1.973 -1.645
{\rm log}_{10}(\tau_{AGN})\, 0.875 1.163 1.559

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.361 -1.193 -0.744
0.03-0.10 Gyr -0.557 -0.132 0.114
0.10-0.33 Gyr -1.944 -0.903 -0.427
0.33-1.10 Gyr -2.348 -1.147 -0.706
1.10-3.62 Gyr -2.247 -1.022 -0.584
3.62-11.99 Gyr -1.154 -0.524 -0.351
11.99-13.33 Gyr -0.895 -0.225 0.500