2018eyi

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Information

Transient

Name: SN2018eyi
Right ascension: 16h25m12.51s
Declination: 40d50m25.04s
Discovery Date: Aug. 8, 2018, 7:43 a.m.
Classification: SN Ia-91bg-like
Redshift: 0.030380
MW E(B-V): 0.005

Host

Name: 2018eyi
Right ascension: 16h25m12.80s
Declination: 40d50m31.55s
Redshift: 0.030383
Photometric Redshift: 0.034
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.25
Cutout download processed 0.03
Global aperture construction processed 0.64
Local aperture photometry processed 4.52
Global aperture photometry processed 4.67
Validate local photometry processed 0.02
Validate global photometry processed 14.29
Host information processed 0.1
Global host SED inference processed 549.65
Local host SED inference processed 477.11
Transient information processed 0.0
Transient MWEBV processed 0.06
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) = 16h25m12.51s, 40d50m25.04s
semi major axis, semi minor axis (arcsec) = 3.29, 3.29
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 2.32 2.5 22.987 1.171
SDSS_g 26.97 1.77 20.323 0.071
PanSTARRS_g 29.73 0.81 20.217 0.030
SDSS_r 47.84 2.19 19.701 0.050
PanSTARRS_r 48.31 0.85 19.690 0.019
SDSS_i 70.59 3.35 19.278 0.051
PanSTARRS_i 66.75 0.83 19.339 0.014
PanSTARRS_z 81.55 2.06 19.121 0.027
SDSS_z 86.62 7.46 19.056 0.094
PanSTARRS_y 111.34 4.62 18.783 0.045
2MASS_J 109.28 69.57 17.909 0.691
2MASS_H 111.81 99.47 17.411 0.966
2MASS_K -30.5 121.2

Aperture details

RA, DEC (J2000) = 16h25m12.80s, 40d50m31.63s
semi major axis, semi minor axis (arcsec) = 9.7, 5.38
angle (degrees, anti-clockwise from east) = -96.3

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 3.83 1.82 22.443 0.515
GALEX_NUV 12.87 0.73 21.126 0.061
SDSS_u 265.8 6.85 17.839 0.028
SDSS_g 1388.7 9.99 16.043 0.008
PanSTARRS_g 1551.84 1.9 15.923 0.001
SDSS_r 2841.53 14.1 15.266 0.005
PanSTARRS_r 2932.74 2.05 15.232 0.001
SDSS_i 4001.92 17.31 14.894 0.005
PanSTARRS_i 3970.72 1.9 14.903 0.001
PanSTARRS_z 4933.64 4.6 14.667 0.001
SDSS_z 5168.8 24.14 14.617 0.005
PanSTARRS_y 5692.19 9.8 14.512 0.002
2MASS_J 7505.36 189.8 13.317 0.027
2MASS_H 8949.8 266.6 12.653 0.032
2MASS_K 8011.35 328.21 12.303 0.044
WISE_W1 3287.88 28.38 12.409 0.009
WISE_W2 1830.04 27.8 12.405 0.016
WISE_W3 399.58 87.05 12.222 0.237
WISE_W4 709.86 482.76 10.152 0.738
 

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})\, 8.307 8.511 8.661
{\rm log}_{10}({\rm SFR}) -2.003 -1.341 -0.735
{\rm log}_{10}({\rm sSFR}) -10.607 -9.924 -9.132
{\rm stellar\ age} 2.059 5.986 7.852

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.370 -0.711 -0.043
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.093 -0.557 -0.069

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.690 1.261 1.676
\delta -0.304 -0.004 0.239
\tau_1/\tau_2 0.669 1.028 1.387
Q_{PAH} 0.588 2.156 4.697
U_{min} 2.683 7.679 14.714
{\rm log}_{10}(\gamma_e)\, -3.238 -2.215 -1.057

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.882 -2.067 -0.495
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.407 1.886

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.133 -1.354 -0.984
0.03-0.10 Gyr -2.301 -1.403 -0.650
0.10-0.33 Gyr -2.377 -1.434 -0.831
0.33-1.10 Gyr -2.350 -1.369 -0.867
1.10-3.63 Gyr -2.829 -1.490 -1.136
3.63-12.01 Gyr -3.100 -1.544 -1.218
12.01-13.35 Gyr -3.063 -1.619 -0.980

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.314 10.360 10.472
{\rm log}_{10}({\rm SFR}) -6.720 -3.542 -2.414
{\rm log}_{10}({\rm sSFR}) -16.860 -13.908 -12.800
{\rm stellar\ age} 7.805 8.556 12.531

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.625 -0.507 -0.410
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.501 -0.704 0.091

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.118 0.190 0.275
\delta -0.909 -0.686 -0.385
\tau_1/\tau_2 0.490 0.936 1.404
Q_{PAH} 0.473 1.263 2.982
U_{min} 4.002 10.498 18.573
{\rm log}_{10}(\gamma_e)\, -1.787 -1.207 -0.657

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.354 -3.511 -2.654
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.506 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -7.560 -3.769 -2.378
0.03-0.10 Gyr -7.737 -4.006 -2.491
0.10-0.33 Gyr -7.082 -4.098 -2.365
0.33-1.10 Gyr -5.244 -3.159 -1.801
1.10-3.63 Gyr -3.440 -1.725 -0.128
3.63-12.01 Gyr -1.118 0.515 0.644
12.01-13.35 Gyr -1.141 0.708 1.586