2018bss results

Information

Transient
Name:AT2018bss
Right ascension: 10h52m39.92s
Declination:19d56m44.86s
Discovery Date:May 17, 2018, 12:38 p.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:
Right ascension: 10h52m40.65s
Declination:19d56m41.39s
Redshift:0.030112
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 29.48
Transient MWEBV processed 0.04
Host match processed 5.93
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 7.81
Validate global photometry processed 18.04
Global host SED inference processed 1981.6
Local aperture photometry processed 7.22
Validate local photometry processed 0.03
Local host SED inference processed 731.91
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h52m39.92s, 19d56m44.86s
semi major axis, semi minor axis (arcsec):3.32, 3.32
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 21.56 2.64 20.566 0.133 AB
SDSS_g 47.87 2.13 19.700 0.048 AB
DES_g 47.21 0.38 19.715 0.009 AB
PanSTARRS_g 45.86 0.69 19.746 0.016 AB
SDSS_r 68.52 2.55 19.311 0.040 AB
PanSTARRS_r 68.8 0.78 19.306 0.012 AB
DES_r 70.84 0.75 19.274 0.012 AB
SDSS_i 74.7 3.4 19.217 0.049 AB
PanSTARRS_i 84.03 1.39 19.089 0.018 AB
PanSTARRS_z 87.1 2.13 19.050 0.027 AB
SDSS_z 103.1 7.77 18.867 0.082 AB
DES_z 91.41 1.92 18.998 0.023 AB
PanSTARRS_y 63.41 4.9 19.395 0.084 AB
2MASS_J 139.66 62.7 17.642 0.487 Vega
2MASS_H 108.98 107.73 17.439 1.073 Vega
2MASS_K 233.65 109.29 16.141 0.508 Vega

Aperture details

RA, DEC (J2000):10h52m40.64s, 19d56m41.81s
semi major axis, semi minor axis (arcsec):23.02, 7.67
angle (degrees, anti-clockwise from east):-64.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 73.39 6.25 19.236 0.093 AB
GALEX_NUV 89.53 4.27 19.020 0.052 AB
SDSS_u 279.64 10.47 17.784 0.041 AB
SDSS_g 601.41 7.96 16.952 0.014 AB
DES_g 586.72 1.43 16.979 0.003 AB
PanSTARRS_g 571.3 2.72 17.008 0.005 AB
SDSS_r 862.35 9.52 16.561 0.012 AB
PanSTARRS_r 868.09 3.12 16.554 0.004 AB
SDSS_i 1068.3 13.48 16.328 0.014 AB
PanSTARRS_i 1093.78 5.61 16.303 0.006 AB
PanSTARRS_z 1234.07 8.49 16.172 0.007 AB
SDSS_z 1497.34 31.13 15.962 0.023 AB
DES_z 1261.95 7.32 16.147 0.006 AB
PanSTARRS_y 1066.24 19.66 16.330 0.020 AB
2MASS_J 1281.0 258.47 15.236 0.219 Vega
2MASS_H 2130.71 443.39 14.211 0.226 Vega
2MASS_K 1669.43 450.6 14.006 0.293 Vega
WISE_W1 657.11 23.03 14.157 0.038 Vega
WISE_W2 409.71 33.41 14.030 0.089 Vega
WISE_W3 779.29 169.94 11.497 0.237 Vega
WISE_W4 1200.15 914.29 9.582 0.827 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.313 8.426 8.516
{\rm log}_{10}({\rm SFR}) -2.748 -2.003 -1.256
{\rm log}_{10}({\rm sSFR}) -11.182 -10.441 -9.682
{\rm stellar\ age} 4.593 6.946 8.520

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.878 -1.655 -1.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.931 -1.722 -1.035

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.068 0.267 0.741
\delta -0.368 0.002 0.280
\tau_1/\tau_2 0.794 1.151 1.483
Q_{PAH} 1.283 3.379 5.466
U_{min} 3.086 9.051 16.606
{\rm log}_{10}(\gamma_e)\, -3.006 -1.779 -0.432

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.504 -0.544 -0.149
{\rm log}_{10}(\tau_{AGN})\, 1.054 1.610 2.015

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.064 -2.248 -1.732
0.03-0.10 Gyr -2.892 -1.962 -1.134
0.10-0.33 Gyr -2.370 -1.663 -0.990
0.33-1.10 Gyr -2.321 -1.705 -1.267
1.10-3.63 Gyr -2.139 -1.581 -1.294
3.63-12.02 Gyr -2.037 -1.515 -1.334
12.02-13.35 Gyr -2.243 -1.473 -0.890

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.614 9.704 9.817
{\rm log}_{10}({\rm SFR}) -0.915 -0.291 0.020
{\rm log}_{10}({\rm sSFR}) -10.614 -9.952 -9.662
{\rm stellar\ age} 7.592 9.265 12.358

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.521 -1.276 -1.051
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.851 -1.206 0.118

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.040 0.104 0.198
\delta -0.320 0.077 0.314
\tau_1/\tau_2 0.597 1.056 1.523
Q_{PAH} 1.437 3.419 5.479
U_{min} 3.501 9.705 17.647
{\rm log}_{10}(\gamma_e)\, -3.086 -1.879 -0.692

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.742 -1.898 -1.544
{\rm log}_{10}(\tau_{AGN})\, 1.009 1.360 1.755

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.826 -3.857 -2.343
0.03-0.10 Gyr -0.755 -0.128 0.184
0.10-0.33 Gyr -2.934 -1.050 -0.260
0.33-1.10 Gyr -4.461 -2.408 -0.865
1.10-3.63 Gyr -3.839 -1.730 -0.584
3.63-12.02 Gyr -2.179 -0.373 -0.067
12.02-13.35 Gyr -1.575 0.394 0.922