2018bkw results

Information

Transient
Name:AT2018bkw
Right ascension: 10h22m52.67s
Declination:-19d40m14.66s
Discovery Date:May 13, 2018, 12:43 a.m.
Classification:None
Redshift:None
MW E(B-V):0.057
Host
Name:
Right ascension: 10h22m52.65s
Declination:-19d40m13.56s
Redshift:0.021510
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.52
Transient MWEBV processed 0.05
Host match processed 4.51
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.59
Global aperture photometry processed 3.6
Validate global photometry processed 9.64
Global host SED inference processed 514.3
Local aperture photometry processed 4.04
Validate local photometry processed 0.02
Local host SED inference processed 646.14
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h22m52.67s, -19d40m14.66s
semi major axis, semi minor axis (arcsec):4.6, 4.6
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 981.43 1.27 16.420 0.001 AB
PanSTARRS_r 1382.46 1.66 16.048 0.001 AB
PanSTARRS_i 1498.76 2.08 15.961 0.002 AB
PanSTARRS_z 1588.85 3.45 15.897 0.002 AB
PanSTARRS_y 1895.97 8.95 15.705 0.005 AB
2MASS_J 2414.31 168.59 14.548 0.076 Vega
2MASS_H 2820.95 220.07 13.906 0.085 Vega
2MASS_K 2263.75 234.41 13.675 0.112 Vega

Aperture details

RA, DEC (J2000):10h22m52.70s, -19d40m11.64s
semi major axis, semi minor axis (arcsec):22.56, 10.84
angle (degrees, anti-clockwise from east):-142.44
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2777.46 3.84 15.291 0.002 AB
PanSTARRS_r 3858.64 5.11 14.934 0.001 AB
PanSTARRS_i 4192.31 6.81 14.844 0.002 AB
PanSTARRS_z 4315.66 11.36 14.812 0.003 AB
PanSTARRS_y 5150.01 30.19 14.620 0.006 AB
2MASS_J 5200.44 580.78 13.715 0.121 Vega
2MASS_H 7271.65 758.3 12.878 0.113 Vega
2MASS_K 6097.08 809.45 12.599 0.144 Vega
WISE_W1 3072.41 40.39 12.482 0.014 Vega
WISE_W2 2085.71 47.85 12.263 0.025 Vega
WISE_W3 10132.15 215.63 8.712 0.023 Vega
WISE_W4 18670.38 1628.5 6.602 0.095 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.123 9.307 9.502
{\rm log}_{10}({\rm SFR}) -0.777 -0.308 0.132
{\rm log}_{10}({\rm sSFR}) -10.183 -9.594 -9.145
{\rm stellar\ age} 2.364 5.600 7.930

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.682 -1.123 -0.652
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.683 -1.271 0.117

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.213 0.460 0.762
\delta -0.248 0.097 0.315
\tau_1/\tau_2 0.466 0.922 1.341
Q_{PAH} 0.595 1.951 3.228
U_{min} 2.899 8.551 15.491
{\rm log}_{10}(\gamma_e)\, -3.303 -2.144 -0.996

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.494 -3.282 -1.449
{\rm log}_{10}(\tau_{AGN})\, 0.924 1.309 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.638 -0.418 -0.185
0.03-0.10 Gyr -1.125 -0.280 0.239
0.10-0.33 Gyr -1.223 -0.271 0.206
0.33-1.10 Gyr -1.387 -0.543 -0.154
1.10-3.65 Gyr -1.546 -0.695 -0.343
3.65-12.12 Gyr -1.857 -0.818 -0.409
12.12-13.47 Gyr -1.916 -0.808 -0.132

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.368 9.607 9.834
{\rm log}_{10}({\rm SFR}) -0.414 -0.030 0.404
{\rm log}_{10}({\rm sSFR}) -10.160 -9.647 -9.058
{\rm stellar\ age} 2.089 5.279 7.300

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.197 -0.590 -0.295
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.618 -1.343 -0.035

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.172 0.316 0.500
\delta -0.644 -0.259 0.241
\tau_1/\tau_2 0.547 0.937 1.341
Q_{PAH} 0.385 0.897 2.328
U_{min} 2.868 7.302 13.920
{\rm log}_{10}(\gamma_e)\, -3.563 -2.615 -1.861

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.692 -2.528 -1.833
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.413 1.852

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.224 0.114 0.265
0.03-0.10 Gyr -0.777 -0.094 0.471
0.10-0.33 Gyr -0.694 -0.016 0.409
0.33-1.10 Gyr -0.772 -0.105 0.304
1.10-3.65 Gyr -0.959 -0.267 0.062
3.65-12.12 Gyr -1.560 -0.518 -0.074
12.12-13.47 Gyr -1.847 -0.584 0.052