2008by

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Information

Transient

Name: 2008by
Right ascension: 12h05m20.98s
Declination: 40d56m45.60s
Discovery Date: None
Classification: SN Ia
Redshift: 0.046540
MW E(B-V): 0.012

Host

Name: 2008by
Right ascension: 12h05m20.82s
Declination: 40d56m44.32s
Redshift: 0.045036
Photometric Redshift: 0.096
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.33
Cutout download processed 13.58
Global aperture construction processed 0.55
Local aperture photometry processed 4.53
Global aperture photometry processed 4.52
Validate local photometry processed 0.02
Validate global photometry processed 13.68
Host information processed 0.13
Global host SED inference processing None
Local host SED inference processed 464.15
Transient information processed 0.0
Transient MWEBV processed 0.03
Host MWEBV processed 0.04
Log transient processing status processing 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) = 12h05m20.98s, 40d56m45.60s
semi major axis, semi minor axis (arcsec) = 2.26, 2.26
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 7.17 1.99 21.761 0.301
SDSS_g 27.4 1.51 20.306 0.060
PanSTARRS_g 24.83 0.45 20.413 0.020
SDSS_r 36.23 1.84 20.002 0.055
PanSTARRS_r 33.65 0.53 20.082 0.017
SDSS_i 40.29 2.17 19.887 0.058
PanSTARRS_i 35.63 0.67 20.021 0.021
PanSTARRS_z 40.51 1.5 19.881 0.040
SDSS_z 34.02 5.82 20.071 0.186
PanSTARRS_y 41.11 2.93 19.865 0.077

Aperture details

RA, DEC (J2000) = 12h05m20.80s, 40d56m44.42s
semi major axis, semi minor axis (arcsec) = 6.27, 3.75
angle (degrees, anti-clockwise from east) = -126.37

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 10.41 3.42 21.356 0.356
GALEX_NUV 14.89 3.09 20.968 0.226
SDSS_u 24.19 4.44 20.441 0.199
SDSS_g 67.74 2.63 19.323 0.042
PanSTARRS_g 69.37 0.96 19.297 0.015
SDSS_r 93.94 3.31 18.968 0.038
PanSTARRS_r 89.48 1.09 19.021 0.013
SDSS_i 104.28 4.01 18.855 0.042
PanSTARRS_i 93.01 1.38 18.979 0.016
PanSTARRS_z 99.38 3.05 18.907 0.033
SDSS_z 65.93 12.31 19.352 0.203
PanSTARRS_y 115.94 5.89 18.739 0.055
2MASS_J 173.08 122.59 17.409 0.769
2MASS_H -6.46 178.87
2MASS_K -430.88 202.24
WISE_W1 43.71 10.19 17.100 0.253
WISE_W2 29.13 15.51 16.900 0.578
WISE_W3 -36.65 71.37
WISE_W4 -406.58 386.65
 

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})\, 7.989 8.204 8.357
{\rm log}_{10}({\rm SFR}) -2.071 -1.384 -0.734
{\rm log}_{10}({\rm sSFR}) -10.331 -9.565 -8.761
{\rm stellar\ age} 1.302 4.580 6.570

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.615 -1.001 -0.338
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.792 -1.375 -0.191

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.134 0.408 0.776
\delta -0.688 -0.245 0.124
\tau_1/\tau_2 0.743 1.098 1.481
Q_{PAH} 1.256 3.265 5.719
U_{min} 3.185 8.045 15.214
{\rm log}_{10}(\gamma_e)\, -2.780 -1.697 -0.582

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.085 -0.789 -0.138
{\rm log}_{10}(\tau_{AGN})\, 1.096 1.544 1.966

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.286 -1.611 -1.165
0.03-0.10 Gyr -2.213 -1.362 -0.608
0.10-0.33 Gyr -1.915 -1.228 -0.681
0.33-1.09 Gyr -2.362 -1.435 -1.050
1.09-3.59 Gyr -3.070 -1.747 -1.408
3.59-11.84 Gyr -3.632 -1.977 -1.575
11.84-13.15 Gyr -3.589 -2.044 -1.476

Global parameter details

Documentation