ASASSN-15cb

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Information

Transient

Name: ASASSN-15cb
Right ascension: 12h39m50.00s
Declination: 3d47m49.77s
Discovery Date: None
Classification: Ia
Redshift: 0.041168
MW E(B-V): 0.028

Host

Name: ASASSN-15cb
Right ascension: 12h39m50.24s
Declination: 3d47m49.28s
Redshift: 0.040043
Photometric Redshift: 0.032
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.74
Cutout download processed 14.2
Global aperture construction processed 0.59
Local aperture photometry processed 4.58
Global aperture photometry processed 4.66
Validate local photometry processed 0.02
Validate global photometry processed 14.27
Host information processed 0.09
Global host SED inference processed 416.18
Local host SED inference processed 523.18
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 12h39m50.00s, 3d47m49.77s
semi major axis, semi minor axis (arcsec) = 2.53, 2.53
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 85.57 2.8 19.069 0.036
SDSS_g 247.22 4.18 17.917 0.018
PanSTARRS_g 252.1 0.66 17.896 0.003
SDSS_r 378.32 5.19 17.455 0.015
PanSTARRS_r 404.64 0.81 17.382 0.002
SDSS_i 491.3 6.02 17.172 0.013
PanSTARRS_i 500.97 0.8 17.150 0.002
PanSTARRS_z 581.54 1.54 16.989 0.003
SDSS_z 575.37 9.34 17.000 0.018
PanSTARRS_y 678.9 3.5 16.820 0.006

Aperture details

RA, DEC (J2000) = 12h39m50.24s, 3d47m48.22s
semi major axis, semi minor axis (arcsec) = 17.45, 14.18
angle (degrees, anti-clockwise from east) = -116.78

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 216.21 10.38 18.063 0.052
GALEX_NUV 330.1 2.38 17.603 0.008
SDSS_u 790.85 12.05 16.655 0.017
SDSS_g 2348.22 13.87 15.473 0.006
PanSTARRS_g 2313.63 3.67 15.489 0.002
SDSS_r 3413.02 16.94 15.067 0.005
PanSTARRS_r 3569.62 4.34 15.018 0.001
SDSS_i 4420.9 20.59 14.786 0.005
PanSTARRS_i 4352.38 4.52 14.803 0.001
PanSTARRS_z 4976.91 8.94 14.658 0.002
SDSS_z 4625.45 47.26 14.737 0.011
PanSTARRS_y 5964.53 21.15 14.461 0.004
2MASS_J 6750.8 451.83 13.432 0.073
2MASS_H 9729.4 612.24 12.562 0.068
2MASS_K 5902.59 826.64 12.635 0.152
WISE_W1 3992.12 49.92 12.198 0.014
WISE_W2 2724.37 61.17 11.973 0.024
WISE_W3 16817.55 354.31 8.162 0.023
WISE_W4 23330.94 2783.74 6.360 0.130
 

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})\, 9.394 9.532 9.643
{\rm log}_{10}({\rm SFR}) -0.820 -0.230 0.272
{\rm log}_{10}({\rm sSFR}) -10.403 -9.774 -9.170
{\rm stellar\ age} 4.598 6.914 8.508

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.566 -0.947 -0.475
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.571 0.107 0.363

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.178 0.597 1.013
\delta -0.605 -0.160 0.212
\tau_1/\tau_2 0.670 1.020 1.393
Q_{PAH} 0.374 1.524 3.320
U_{min} 2.780 8.373 15.706
{\rm log}_{10}(\gamma_e)\, -3.272 -1.742 -0.790

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.970 -1.508 -0.460
{\rm log}_{10}(\tau_{AGN})\, 0.885 1.397 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.184 -0.707 -0.296
0.03-0.10 Gyr -0.813 -0.137 0.406
0.10-0.33 Gyr -1.039 -0.371 0.163
0.33-1.09 Gyr -1.391 -0.659 -0.230
1.09-3.60 Gyr -1.274 -0.554 -0.227
3.60-11.90 Gyr -1.002 -0.423 -0.219
11.90-13.22 Gyr -1.111 -0.376 0.232

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.131 10.233 10.311
{\rm log}_{10}({\rm SFR}) 0.440 0.698 0.956
{\rm log}_{10}({\rm sSFR}) -9.825 -9.544 -9.246
{\rm stellar\ age} 3.388 5.286 6.584

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.580 -0.373 -0.219
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.126 0.203 0.371

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.317 0.469 0.666
\delta -0.285 -0.119 -0.002
\tau_1/\tau_2 0.756 1.074 1.410
Q_{PAH} 0.795 1.590 2.622
U_{min} 2.409 6.378 12.518
{\rm log}_{10}(\gamma_e)\, -3.210 -2.197 -1.594

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.266 -1.876 -1.463
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.440 1.841

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.105 0.392 0.585
0.03-0.10 Gyr 0.464 0.786 1.074
0.10-0.33 Gyr 0.683 0.927 1.221
0.33-1.09 Gyr 0.267 0.611 0.822
1.09-3.60 Gyr 0.021 0.350 0.555
3.60-11.90 Gyr -0.258 0.168 0.362
11.90-13.22 Gyr -0.472 0.151 0.593