ASASSN-15cb

Download data

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 Mag sys
SDSS_u 85.57 2.8 19.069 0.036 AB
SDSS_g 247.22 4.18 17.917 0.018 AB
PanSTARRS_g 252.1 0.66 17.896 0.003 AB
SDSS_r 378.32 5.19 17.455 0.015 AB
PanSTARRS_r 404.64 0.81 17.382 0.002 AB
SDSS_i 491.3 6.02 17.172 0.013 AB
PanSTARRS_i 500.97 0.8 17.150 0.002 AB
PanSTARRS_z 581.54 1.54 16.989 0.003 AB
SDSS_z 575.37 9.34 17.000 0.018 AB
PanSTARRS_y 678.9 3.5 16.820 0.006 AB

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 Mag sys
GALEX_FUV 216.21 10.38 18.063 0.052 AB
GALEX_NUV 330.1 2.38 17.603 0.008 AB
SDSS_u 790.85 12.05 16.655 0.017 AB
SDSS_g 2348.22 13.87 15.473 0.006 AB
PanSTARRS_g 2313.63 3.67 15.489 0.002 AB
SDSS_r 3413.02 16.94 15.067 0.005 AB
PanSTARRS_r 3569.62 4.34 15.018 0.001 AB
SDSS_i 4420.9 20.59 14.786 0.005 AB
PanSTARRS_i 4352.38 4.52 14.803 0.001 AB
PanSTARRS_z 4976.91 8.94 14.658 0.002 AB
SDSS_z 4625.45 47.26 14.737 0.011 AB
PanSTARRS_y 5964.53 21.15 14.461 0.004 AB
2MASS_J 6750.8 451.83 13.432 0.073 Vega
2MASS_H 9729.4 612.24 12.562 0.068 Vega
2MASS_K 5902.59 826.64 12.635 0.152 Vega
WISE_W1 3992.12 49.92 12.198 0.014 Vega
WISE_W2 2724.37 61.17 11.973 0.024 Vega
WISE_W3 16817.55 354.31 8.162 0.023 Vega
WISE_W4 23330.94 2783.74 6.360 0.130 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})\, 9.394 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