2018bac

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Information

Transient

Name: 2018bac
Right ascension: 10h42m42.16s
Declination: 25d59m41.16s
Discovery Date: None
Classification: Ia
Redshift: 0.037160
MW E(B-V): 0.026

Host

Name: 2018bac
Right ascension: 10h42m42.24s
Declination: 25d59m44.22s
Redshift: 0.037163
Photometric Redshift: 0.023
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 3.27
Cutout download processed 19.42
Global aperture construction processed 0.62
Local aperture photometry processed 6.65
Global aperture photometry processed 6.83
Validate local photometry processed 0.03
Validate global photometry processed 17.59
Host information processed 0.11
Global host SED inference processed 392.96
Local host SED inference processed 396.58
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.05
Processing status completed N/A N/A
 

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) = 10h42m42.16s, 25d59m41.16s
semi major axis, semi minor axis (arcsec) = 2.71, 2.71
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 27.78 2.24 20.291 0.088 AB
SDSS_g 77.71 2.4 19.174 0.033 AB
DES_g 82.06 0.58 19.115 0.008 AB
PanSTARRS_g 62.23 0.6 19.415 0.010 AB
SDSS_r 113.61 3.01 18.761 0.029 AB
PanSTARRS_r 89.5 0.7 19.020 0.009 AB
DES_r 126.53 1.13 18.644 0.010 AB
SDSS_i 140.99 3.81 18.527 0.029 AB
PanSTARRS_i 116.61 1.14 18.733 0.011 AB
PanSTARRS_z 124.69 1.98 18.660 0.017 AB
SDSS_z 165.24 8.19 18.355 0.054 AB
DES_z 166.82 3.12 18.344 0.020 AB
PanSTARRS_y 140.34 4.05 18.532 0.031 AB

Aperture details

RA, DEC (J2000) = 10h42m42.23s, 25d59m44.66s
semi major axis, semi minor axis (arcsec) = 7.23, 4.45
angle (degrees, anti-clockwise from east) = -168.59

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 105.16 4.61 18.845 0.048 AB
SDSS_g 240.85 4.32 17.946 0.019 AB
DES_g 249.58 1.04 17.907 0.005 AB
PanSTARRS_g 249.98 1.25 17.905 0.005 AB
SDSS_r 341.85 5.4 17.565 0.017 AB
PanSTARRS_r 349.17 1.46 17.542 0.005 AB
DES_r 392.05 2.05 17.417 0.006 AB
SDSS_i 421.02 7.13 17.339 0.018 AB
PanSTARRS_i 430.8 2.39 17.314 0.006 AB
PanSTARRS_z 463.91 4.1 17.234 0.010 AB
SDSS_z 493.11 16.72 17.168 0.037 AB
DES_z 503.97 5.54 17.144 0.012 AB
PanSTARRS_y 538.61 8.41 17.072 0.017 AB
2MASS_J 585.44 153.7 16.086 0.285 Vega
2MASS_H 646.68 203.83 15.506 0.342 Vega
2MASS_K 528.37 241.48 15.255 0.496 Vega
WISE_W1 251.76 12.11 15.199 0.052 Vega
WISE_W2 177.3 16.7 14.939 0.102 Vega
WISE_W3 577.94 82.58 11.821 0.155 Vega
WISE_W4 1042.96 508.93 9.734 0.530 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})\, 8.529 8.748 8.938
{\rm log}_{10}({\rm SFR}) -1.327 -0.885 -0.456
{\rm log}_{10}({\rm sSFR}) -10.174 -9.621 -9.082
{\rm stellar\ age} 4.489 6.680 8.165

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.457 -0.790 -0.237
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.620 -1.214 -0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.235 0.515 0.835
\delta -0.584 -0.124 0.188
\tau_1/\tau_2 0.606 0.925 1.247
Q_{PAH} 0.566 2.064 4.484
U_{min} 2.933 8.037 15.134
{\rm log}_{10}(\gamma_e)\, -3.191 -2.075 -1.042

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.858 -1.897 -0.583
{\rm log}_{10}(\tau_{AGN})\, 0.971 1.456 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.162 -0.854 -0.634
0.03-0.10 Gyr -1.548 -0.906 -0.369
0.10-0.33 Gyr -1.847 -1.212 -0.748
0.33-1.09 Gyr -2.031 -1.375 -1.008
1.09-3.61 Gyr -1.847 -1.272 -0.975
3.61-11.93 Gyr -1.689 -1.189 -0.913
11.93-13.26 Gyr -1.937 -1.198 -0.643

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.121 9.248 9.353
{\rm log}_{10}({\rm SFR}) -0.928 -0.506 -0.129
{\rm log}_{10}({\rm sSFR}) -10.260 -9.759 -9.305
{\rm stellar\ age} 5.849 6.916 8.046

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.125 -0.827 -0.595
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.053 0.222 0.386

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.107 0.207 0.332
\delta -0.867 -0.554 -0.024
\tau_1/\tau_2 0.629 0.959 1.284
Q_{PAH} 0.467 1.147 2.314
U_{min} 2.536 7.191 13.486
{\rm log}_{10}(\gamma_e)\, -3.238 -2.400 -1.417

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.882 -2.463 -1.826
{\rm log}_{10}(\tau_{AGN})\, 0.989 1.382 1.833

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.011 -0.874 -0.739
0.03-0.10 Gyr -0.931 -0.403 0.004
0.10-0.33 Gyr -1.046 -0.589 -0.278
0.33-1.09 Gyr -1.186 -0.817 -0.576
1.09-3.61 Gyr -1.069 -0.769 -0.556
3.61-11.93 Gyr -0.907 -0.670 -0.507
11.93-13.26 Gyr -1.075 -0.626 -0.186