iPTF17bkj

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Information

Transient

Name: iPTF17bkj
Right ascension: 11h23m27.43s
Declination: 53d40m45.40s
Discovery Date: None
Classification: Ibn
Redshift: 0.028000
MW E(B-V): 0.014

Host

Name: iPTF17bkj
Right ascension: 11h23m29.50s
Declination: 53d40m39.32s
Redshift: 0.027298
Photometric Redshift: 0.039
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.93
Cutout download processed 14.25
Global aperture construction processed 0.55
Local aperture photometry processed 4.39
Global aperture photometry processed 4.53
Validate local photometry processed 0.02
Validate global photometry processed 13.56
Host information processed 0.09
Global host SED inference processed 489.38
Local host SED inference processed 498.05
Transient information processed 0.0
Transient MWEBV processed 0.06
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) = 11h23m27.43s, 53d40m45.40s
semi major axis, semi minor axis (arcsec) = 3.65, 3.65
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 22.64 3.07 20.513 0.147
SDSS_g 70.92 2.43 19.273 0.037
PanSTARRS_g 64.32 0.82 19.379 0.014
SDSS_r 90.93 3.03 19.003 0.036
PanSTARRS_r 94.94 0.97 18.956 0.011
SDSS_i 107.6 3.87 18.820 0.039
PanSTARRS_i 103.7 1.07 18.861 0.011
PanSTARRS_z 113.15 2.72 18.766 0.026
SDSS_z 134.76 11.78 18.576 0.095
PanSTARRS_y 116.34 6.01 18.736 0.056
2MASS_J 202.73 86.46 17.238 0.463
2MASS_H 247.77 153.49 16.547 0.673
2MASS_K -74.17 137.43

Aperture details

RA, DEC (J2000) = 11h23m29.43s, 53d40m39.67s
semi major axis, semi minor axis (arcsec) = 39.42, 13.22
angle (degrees, anti-clockwise from east) = -81.56

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 278.77 4.66 17.787 0.018
GALEX_NUV 380.4 2.98 17.449 0.009
SDSS_u 684.07 19.15 16.812 0.030
PanSTARRS_g 2398.91 5.13 15.450 0.002
SDSS_r 4059.48 19.89 14.879 0.005
SDSS_i 5100.17 25.56 14.631 0.005
PanSTARRS_z 5646.37 16.38 14.521 0.003
2MASS_H 10218.12 1031.99 12.509 0.110
WISE_W1 4729.95 59.7 12.014 0.014
WISE_W2 2765.83 63.77 11.956 0.025
WISE_W3 10261.21 367.49 8.698 0.039
WISE_W4 10789.6 1615.95 7.197 0.163
 

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})\, 8.261 8.427 8.558
{\rm log}_{10}({\rm SFR}) -2.060 -1.503 -1.049
{\rm log}_{10}({\rm sSFR}) -10.535 -9.920 -9.426
{\rm stellar\ age} 4.162 6.482 7.968

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.728 -1.336 -0.703
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.883 -1.617 -0.988

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.155 0.421 0.714
\delta -0.594 -0.160 0.203
\tau_1/\tau_2 0.776 1.115 1.467
Q_{PAH} 0.834 2.711 5.316
U_{min} 3.148 8.020 14.882
{\rm log}_{10}(\gamma_e)\, -3.105 -1.969 -0.641

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.837 -1.105 -0.310
{\rm log}_{10}(\tau_{AGN})\, 1.062 1.490 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.985 -1.535 -1.208
0.03-0.10 Gyr -2.272 -1.528 -0.972
0.10-0.33 Gyr -2.198 -1.511 -1.047
0.33-1.10 Gyr -2.145 -1.536 -1.143
1.10-3.64 Gyr -2.019 -1.536 -1.288
3.64-12.05 Gyr -2.120 -1.549 -1.320
12.05-13.39 Gyr -2.243 -1.574 -1.059

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.226 10.313 10.408
{\rm log}_{10}({\rm SFR}) 0.020 0.286 0.555
{\rm log}_{10}({\rm sSFR}) -10.295 -10.024 -9.747
{\rm stellar\ age} 6.901 7.887 9.750

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.074 -0.734 -0.517
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.896 -1.595 0.083

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.443 0.613 0.801
\delta 0.215 0.317 0.373
\tau_1/\tau_2 0.450 0.835 1.242
Q_{PAH} 0.619 1.308 2.318
U_{min} 2.725 7.342 13.489
{\rm log}_{10}(\gamma_e)\, -3.424 -2.768 -2.189

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.378 -3.522 -2.648
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.540 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.837 0.030 0.268
0.03-0.10 Gyr -0.044 0.352 0.698
0.10-0.33 Gyr -0.537 0.029 0.391
0.33-1.10 Gyr -0.698 -0.112 0.219
1.10-3.64 Gyr -0.533 0.057 0.364
3.64-12.05 Gyr 0.138 0.412 0.560
12.05-13.39 Gyr 0.075 0.609 1.199