ASASSN-15db

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Information

Transient

Name: ASASSN-15db
Right ascension: 15h46m59.00s
Declination: 17d53m02.55s
Discovery Date: None
Classification: Ia
Redshift: 0.011380
MW E(B-V): 0.029

Host

Name: ASASSN-15db
Right ascension: 15h46m58.99s
Declination: 17d52m53.69s
Redshift: None
Photometric Redshift: 0.014
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.89
Cutout download processed 14.57
Global aperture construction processed 0.64
Local aperture photometry processed 4.69
Global aperture photometry processed 7.03
Validate local photometry processed 0.02
Validate global photometry processed 17.39
Host information processed 0.09
Global host SED inference time limit exceeded 7162.38
Local host SED inference processed 544.96
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.18
Log transient processing status blocked 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) = 15h46m59.00s, 17d53m02.55s
semi major axis, semi minor axis (arcsec) = 8.58, 8.58
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 1120.31 6.84 16.277 0.007
GALEX_NUV 1842.29 4.24 15.737 0.002
SDSS_u 3480.72 17.45 15.046 0.005
SDSS_g 6511.18 21.66 14.366 0.004
PanSTARRS_g 6881.91 4.19 14.306 0.001
SDSS_r 9884.52 26.86 13.913 0.003
PanSTARRS_r 10065.16 4.18 13.893 0.000
SDSS_i 11310.12 29.3 13.766 0.003
PanSTARRS_i 11400.12 4.2 13.758 0.000
PanSTARRS_z 13158.78 7.46 13.602 0.001
SDSS_z 13591.25 43.7 13.567 0.003
PanSTARRS_y 15827.91 14.02 13.401 0.001
2MASS_J 17263.97 193.56 12.412 0.012
2MASS_H 20547.63 327.08 11.750 0.017
2MASS_K 17107.41 296.9 11.479 0.019
WISE_W1 6858.62 98.69 11.610 0.016
WISE_W2 4813.52 49.62 11.355 0.011
WISE_W3 29314.24 132.98 7.558 0.005

Aperture details

RA, DEC (J2000) = 15h46m59.00s, 17d52m54.03s
semi major axis, semi minor axis (arcsec) = 5.17, 2.18
angle (degrees, anti-clockwise from east) = -124.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 119.98 2.29 18.702 0.021
GALEX_NUV 407.45 2.62 17.375 0.007
SDSS_u 121.05 4.56 18.693 0.041
SDSS_g 268.0 4.81 17.830 0.019
PanSTARRS_g 278.85 1.46 17.787 0.006
SDSS_r 397.49 5.94 17.402 0.016
PanSTARRS_r 389.8 1.47 17.423 0.004
SDSS_i 464.23 6.75 17.233 0.016
PanSTARRS_i 432.22 1.5 17.311 0.004
PanSTARRS_z 475.18 2.61 17.208 0.006
SDSS_z 546.84 13.74 17.055 0.027
2MASS_J 1745.15 111.83 14.901 0.070
2MASS_H 1479.47 186.56 14.607 0.137
2MASS_K 1576.06 173.26 14.068 0.119
WISE_W1 3001.82 87.07 12.508 0.031
WISE_W2 2725.57 40.9 11.972 0.016
WISE_W3 23245.84 127.09 7.810 0.006
WISE_W4 120811.62 2067.39 4.575 0.019
 

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})\, 9.323 9.529 9.660
{\rm log}_{10}({\rm SFR}) 0.335 0.535 0.793
{\rm log}_{10}({\rm sSFR}) -9.277 -8.982 -8.620
{\rm stellar\ age} 5.173 7.063 9.275

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.470 -0.317 -0.229
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.166 0.299 0.423

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.117 0.185 0.316
\delta -0.868 -0.607 -0.342
\tau_1/\tau_2 0.740 1.122 1.517
Q_{PAH} 0.098 0.338 0.745
U_{min} 2.620 7.925 15.336
{\rm log}_{10}(\gamma_e)\, -3.139 -2.248 -1.619

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.314 -3.254 -2.278
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.531 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.476 -0.284 -0.118
0.03-0.10 Gyr 0.464 0.678 0.943
0.10-0.33 Gyr -2.280 -0.754 -0.223
0.33-1.10 Gyr -3.021 -0.993 -0.570
1.10-3.64 Gyr -1.835 -0.708 -0.340
3.64-12.06 Gyr -1.322 -0.500 -0.254
12.06-13.40 Gyr -1.265 -0.325 0.397

Global parameter details

Documentation