ASASSN-15al

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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
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 4.97
Cutout download processed 3.55
Global aperture construction processed 0.55
Local aperture photometry processed 3.54
Global aperture photometry processed 3.37
Validate local photometry processed 0.02
Validate global photometry processed 11.78
Host information processed 0.09
Global host SED inference processed 617.07
Local host SED inference processed 554.65
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.12
Processing status completed N/A N/A
 

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) = 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
 

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})\, 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