2018epa

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Information

Transient

Name: 2018epa
Right ascension: 21h51m16.87s
Declination: -14d27m36.33s
Discovery Date: None
Classification: SNIa
Redshift: 0.040000
MW E(B-V): 0.052

Host

Name: 2018epa
Right ascension: 21h51m16.75s
Declination: -14d27m36.22s
Redshift: 0.080954
Photometric Redshift: 0.040
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.6
Cutout download processed 8.21
Global aperture construction processed 0.58
Local aperture photometry processed 5.32
Global aperture photometry processed 5.43
Validate local photometry processed 0.03
Validate global photometry processed 14.05
Host information processed 0.09
Global host SED inference processed 380.05
Local host SED inference processed 481.91
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 21h51m16.87s, -14d27m36.33s
semi major axis, semi minor axis (arcsec) = 2.53, 2.53
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 220.59 0.8 18.041 0.004 AB
PanSTARRS_g 162.7 0.74 18.372 0.005 AB
PanSTARRS_r 274.67 0.74 17.803 0.003 AB
DES_r 397.43 1.76 17.402 0.005 AB
PanSTARRS_i 386.66 0.69 17.432 0.002 AB
PanSTARRS_z 448.37 2.07 17.271 0.005 AB
DES_z 584.46 4.59 16.983 0.009 AB
PanSTARRS_y 559.28 4.67 17.031 0.009 AB

Aperture details

RA, DEC (J2000) = 21h51m16.74s, -14d27m36.19s
semi major axis, semi minor axis (arcsec) = 12.53, 4.67
angle (degrees, anti-clockwise from east) = -87.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 34.9 4.42 20.043 0.138 AB
GALEX_NUV 47.49 1.13 19.708 0.026 AB
DES_g 528.57 1.33 17.092 0.003 AB
PanSTARRS_g 468.0 2.13 17.224 0.005 AB
PanSTARRS_r 761.52 2.07 16.696 0.003 AB
DES_r 932.06 2.81 16.476 0.003 AB
PanSTARRS_i 1043.37 1.95 16.354 0.002 AB
PanSTARRS_z 1185.85 5.94 16.215 0.005 AB
DES_z 1385.0 7.3 16.046 0.006 AB
2MASS_J 2185.88 228.37 14.656 0.113 Vega
2MASS_H 2864.08 332.96 13.890 0.126 Vega
2MASS_K 2205.4 343.14 13.703 0.169 Vega
WISE_W1 1265.25 31.07 13.446 0.027 Vega
WISE_W2 877.16 36.59 13.203 0.045 Vega
WISE_W3 5142.12 164.18 9.448 0.035 Vega
WISE_W4 6381.43 1170.68 7.768 0.199 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})\, 9.223 9.446 9.659
{\rm log}_{10}({\rm SFR}) -0.541 -0.140 0.275
{\rm log}_{10}({\rm sSFR}) -10.122 -9.626 -9.012
{\rm stellar\ age} 4.801 7.126 9.123

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.166 -0.426 0.011
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.592 -0.692 -0.095

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.465 0.776 1.149
\delta -0.621 -0.286 0.032
\tau_1/\tau_2 0.491 0.877 1.314
Q_{PAH} 0.368 1.570 3.315
U_{min} 2.782 8.217 15.259
{\rm log}_{10}(\gamma_e)\, -3.366 -2.094 -1.262

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.494 -3.459 -1.758
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.467 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.199 0.087 0.371
0.03-0.10 Gyr -1.507 -0.357 0.237
0.10-0.33 Gyr -2.043 -0.814 -0.277
0.33-1.09 Gyr -2.144 -0.878 -0.451
1.09-3.60 Gyr -1.852 -0.716 -0.335
3.60-11.90 Gyr -1.284 -0.535 -0.236
11.90-13.22 Gyr -1.280 -0.449 0.283

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.785 9.907 10.032
{\rm log}_{10}({\rm SFR}) -0.191 0.038 0.276
{\rm log}_{10}({\rm sSFR}) -10.144 -9.867 -9.588
{\rm stellar\ age} 4.869 6.556 7.663

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.290 -0.860 -0.490
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.728 -1.526 -0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.628 0.858 1.063
\delta -0.039 0.103 0.222
\tau_1/\tau_2 0.456 0.765 1.081
Q_{PAH} 0.556 1.205 2.221
U_{min} 2.613 6.764 13.435
{\rm log}_{10}(\gamma_e)\, -3.425 -2.803 -2.123

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.728 -2.499 -1.896
{\rm log}_{10}(\tau_{AGN})\, 0.965 1.351 1.828

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.031 0.189 0.350
0.03-0.10 Gyr -0.435 -0.053 0.278
0.10-0.33 Gyr -0.453 -0.053 0.267
0.33-1.09 Gyr -0.434 -0.063 0.224
1.09-3.60 Gyr -0.252 0.030 0.257
3.60-11.90 Gyr -0.347 -0.029 0.177
11.90-13.22 Gyr -0.660 -0.063 0.397