ASASSN-15ed

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Information

Transient

Name: ASASSN-15ed
Right ascension: 16h48m25.16s
Declination: 50d59m30.70s
Discovery Date: None
Classification: Ibn
Redshift: 0.048660
MW E(B-V): 0.021

Host

Name: ASASSN-15ed
Right ascension: 16h48m25.27s
Declination: 50d59m35.48s
Redshift: 0.048660
Photometric Redshift: 0.049
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.09
Cutout download processed 16.32
Global aperture construction processed 0.63
Local aperture photometry processed 4.78
Global aperture photometry processed 4.32
Validate local photometry processed 0.02
Validate global photometry processed 12.02
Host information processed 0.09
Global host SED inference processed 405.87
Local host SED inference processed 564.41
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.08
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) = 16h48m25.16s, 50d59m30.70s
semi major axis, semi minor axis (arcsec) = 2.1, 2.1
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 18.62 1.84 20.725 0.107 AB
SDSS_g 73.49 2.28 19.234 0.034 AB
PanSTARRS_g 78.75 0.47 19.159 0.007 AB
SDSS_r 145.67 3.24 18.492 0.024 AB
PanSTARRS_r 149.94 0.62 18.460 0.004 AB
SDSS_i 204.87 3.95 18.121 0.021 AB
PanSTARRS_i 206.23 0.65 18.114 0.003 AB
PanSTARRS_z 251.23 1.38 17.900 0.006 AB
SDSS_z 273.53 7.25 17.807 0.029 AB
DES_z 256.18 3.04 17.879 0.013 AB
PanSTARRS_y 288.38 3.45 17.750 0.013 AB

Aperture details

RA, DEC (J2000) = 16h48m25.22s, 50d59m35.53s
semi major axis, semi minor axis (arcsec) = 25.03, 20.87
angle (degrees, anti-clockwise from east) = -112.41

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 202.29 8.29 18.135 0.045 AB
PanSTARRS_g 2542.55 4.82 15.387 0.002 AB
PanSTARRS_z 6700.8 14.4 14.335 0.002 AB
DES_z 6407.25 16.38 14.383 0.003 AB
PanSTARRS_y 7908.03 37.0 14.155 0.005 AB
2MASS_H 10006.18 659.61 12.532 0.072 Vega
WISE_W1 5310.37 36.66 11.888 0.007 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})\, 9.473 9.576 9.685
{\rm log}_{10}({\rm SFR}) -2.311 -1.376 -0.647
{\rm log}_{10}({\rm sSFR}) -11.840 -10.903 -10.274
{\rm stellar\ age} 7.634 8.978 12.197

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.550 -1.056 -0.682
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.791 -0.773 0.275

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.254 0.595 0.941
\delta -0.495 -0.084 0.254
\tau_1/\tau_2 0.630 1.026 1.414
Q_{PAH} 0.889 2.754 5.350
U_{min} 2.752 7.793 15.450
{\rm log}_{10}(\gamma_e)\, -3.171 -2.126 -0.860

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.210 -1.323 -0.532
{\rm log}_{10}(\tau_{AGN})\, 0.949 1.393 1.831

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.687 -1.564 -0.872
0.03-0.10 Gyr -2.789 -1.434 -0.580
0.10-0.33 Gyr -3.376 -1.693 -0.910
0.33-1.09 Gyr -3.924 -1.795 -1.037
1.09-3.58 Gyr -3.606 -1.633 -0.695
3.58-11.80 Gyr -1.609 -0.402 -0.195
11.80-13.11 Gyr -0.546 0.206 0.762

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.762 10.836 10.917
{\rm log}_{10}({\rm SFR}) 0.182 0.474 0.784
{\rm log}_{10}({\rm sSFR}) -10.687 -10.365 -10.009
{\rm stellar\ age} 6.947 7.837 9.891

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.619 -0.347 -0.164
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.714 -0.695 0.211

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.268 0.446
\delta -0.269 0.076 0.315
\tau_1/\tau_2 0.615 0.991 1.385
Q_{PAH} 0.387 1.241 4.133
U_{min} 2.602 7.195 13.941
{\rm log}_{10}(\gamma_e)\, -3.291 -2.097 -1.191

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.155 -1.818 -1.403
{\rm log}_{10}(\tau_{AGN})\, 1.014 1.399 1.867

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.209 0.268 0.595
0.03-0.10 Gyr 0.007 0.522 0.907
0.10-0.33 Gyr -0.252 0.424 0.859
0.33-1.09 Gyr -0.285 0.333 0.667
1.09-3.58 Gyr -0.149 0.525 0.862
3.58-11.80 Gyr 0.675 0.956 1.086
11.80-13.11 Gyr 0.660 1.163 1.771