2014ej

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Information

Transient

Name: AT2014ej
Right ascension: 23h16m09.79s
Declination: -42d34m57.50s
Discovery Date: Sept. 24, 2014, 11:02 a.m.
Classification: LRN
Redshift: 0.005365
MW E(B-V): 0.012

Host

Name: 2014ej
Right ascension: 23h16m10.78s
Declination: -42d35m03.48s
Redshift: None
Photometric Redshift:
 

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 0.27
Cutout download processed 3.64
Global aperture construction processed 0.15
Local aperture photometry processed 0.91
Global aperture photometry processed 0.87
Validate local photometry processed 0.01
Validate global photometry processed 0.86
Host information processed 0.09
Global host SED inference processed 719.78
Local host SED inference processed 607.68
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.04
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) = 23h16m09.79s, -42d34m57.50s
semi major axis, semi minor axis (arcsec) = 18.07, 18.07
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1541.12 7.28 15.930 0.005 AB
GALEX_NUV 4254.52 11.13 14.828 0.003 AB
2MASS_J 242146.17 416.17 9.545 0.002 Vega
2MASS_H 310260.34 582.05 8.803 0.002 Vega
2MASS_K 280254.74 769.87 8.443 0.003 Vega
WISE_W1 153453.7 1083.18 8.236 0.008 Vega
WISE_W2 147296.68 804.73 7.641 0.006 Vega
WISE_W3 1109135.57 3684.95 3.614 0.004 Vega
WISE_W4 4024581.71 156408.96 0.768 0.042 Vega

Aperture details

RA, DEC (J2000) = 23h16m10.69s, -42d35m04.70s
semi major axis, semi minor axis (arcsec) = 61.18, 21.66
angle (degrees, anti-clockwise from east) = -86.54

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3161.29 11.29 15.150 0.004 AB
GALEX_NUV 7553.0 19.3 14.205 0.003 AB
WISE_W1 292857.66 2004.99 7.534 0.007 Vega
WISE_W2 259031.3 1467.76 7.028 0.006 Vega
WISE_W3 2043788.0 7814.76 2.950 0.004 Vega
WISE_W4 7943844.56 337203.06 0.030 0.046 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})\, 9.979 10.173 10.325
{\rm log}_{10}({\rm SFR}) 0.016 0.362 0.823
{\rm log}_{10}({\rm sSFR}) -10.203 -9.824 -9.340
{\rm stellar\ age} 3.409 6.590 8.317

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.225 -0.486 -0.064
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.684 -1.174 -0.443

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.451 0.725 1.027
\delta -0.697 -0.442 -0.230
\tau_1/\tau_2 0.363 0.768 1.190
Q_{PAH} 0.100 0.416 1.270
U_{min} 3.328 8.783 16.828
{\rm log}_{10}(\gamma_e)\, -1.804 -1.278 -0.525

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.946 -1.532 -1.164
{\rm log}_{10}(\tau_{AGN})\, 0.942 1.363 1.672

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.101 0.484 0.795
0.03-0.10 Gyr -0.784 0.119 0.875
0.10-0.33 Gyr -0.818 0.002 0.531
0.33-1.10 Gyr -0.540 0.154 0.560
1.10-3.66 Gyr -0.567 0.204 0.506
3.66-12.14 Gyr -0.855 0.152 0.432
12.14-13.49 Gyr -0.819 0.205 0.805

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.023 10.459 10.702
{\rm log}_{10}({\rm SFR}) 0.171 0.835 1.315
{\rm log}_{10}({\rm sSFR}) -10.466 -9.648 -8.808
{\rm stellar\ age} 2.278 7.195 10.626

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.231 -0.293 0.103
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.617 -0.922 -0.315

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.718 1.026 1.351
\delta -0.257 -0.084 0.063
\tau_1/\tau_2 0.295 0.693 1.189
Q_{PAH} 0.128 0.492 1.396
U_{min} 4.714 10.355 17.557
{\rm log}_{10}(\gamma_e)\, -1.844 -1.081 -0.236

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.098 -1.638 -1.216
{\rm log}_{10}(\tau_{AGN})\, 0.843 1.160 1.571

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.140 0.679 1.206
0.03-0.10 Gyr -0.517 0.723 1.409
0.10-0.33 Gyr -1.636 0.050 0.930
0.33-1.10 Gyr -2.445 -0.231 0.686
1.10-3.66 Gyr -2.163 -0.034 0.571
3.66-12.14 Gyr -1.694 0.258 0.755
12.14-13.49 Gyr -1.369 0.486 1.553