2017ejw results

Information

Transient
Name:2017ejw
Right ascension: 1h12m34.24s
Declination:0d17m31.13s
Discovery Date:None
Classification:SNIa
Redshift:0.019000
MW E(B-V):0.030
Host
Name:UGC00757
Right ascension: 1h12m33.72s
Declination:0d17m35.92s
Redshift:None
Photometric Redshift:0.018
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
WISE_W1
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
2MASS_K
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
PanSTARRS_g
PanSTARRS_r
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 13.29
Transient MWEBV processed 0.03
Host match processed 4.15
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 3.6
Validate global photometry processed 9.37
Global host SED inference processed 528.99
Local aperture photometry processed 3.45
Validate local photometry processed 0.02
Local host SED inference processed 542.16
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h12m34.24s, 0d17m31.13s
semi major axis, semi minor axis (arcsec):5.19, 5.19
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 122.21 4.99 18.682 0.044 AB
SDSS_g 262.15 4.49 17.854 0.019 AB
SDSS_r 378.06 5.64 17.456 0.016 AB
SDSS_i 464.34 6.97 17.233 0.016 AB
PanSTARRS_i 406.37 1.73 17.378 0.005 AB
PanSTARRS_z 470.8 3.47 17.218 0.008 AB
SDSS_z 493.69 18.44 17.166 0.041 AB
PanSTARRS_y 556.46 8.39 17.036 0.016 AB
2MASS_J 449.42 111.24 16.373 0.269 Vega
2MASS_H 637.46 181.4 15.521 0.309 Vega

Aperture details

RA, DEC (J2000):1h12m33.74s, 0d17m35.80s
semi major axis, semi minor axis (arcsec):29.82, 18.03
angle (degrees, anti-clockwise from east):-82.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 2245.04 14.28 15.522 0.007 AB
SDSS_r 3346.02 18.85 15.089 0.006 AB
PanSTARRS_i 3722.25 7.63 14.973 0.002 AB
WISE_W1 2705.7 48.32 12.620 0.019 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.204 8.569 8.771
{\rm log}_{10}({\rm SFR}) -1.064 -0.555 -0.058
{\rm log}_{10}({\rm sSFR}) -9.772 -9.140 -8.123
{\rm stellar\ age} 0.298 5.309 7.669

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.646 -0.981 -0.422
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.566 -0.055 0.275

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.202 0.505 0.956
\delta -0.564 -0.137 0.155
\tau_1/\tau_2 0.623 1.038 1.463
Q_{PAH} 0.674 2.149 4.279
U_{min} 3.038 8.601 16.412
{\rm log}_{10}(\gamma_e)\, -3.602 -2.712 -1.076

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.250 -2.339 -0.669
{\rm log}_{10}(\tau_{AGN})\, 1.003 1.398 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.542 -1.201 -0.865
0.03-0.10 Gyr -0.992 -0.429 0.091
0.10-0.33 Gyr -2.357 -1.056 -0.484
0.33-1.10 Gyr -3.645 -1.524 -1.052
1.10-3.66 Gyr -4.492 -1.568 -1.114
3.66-12.15 Gyr -4.732 -1.653 -1.177
12.15-13.50 Gyr -4.919 -1.622 -0.874

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.349 9.576 9.746
{\rm log}_{10}({\rm SFR}) -0.592 -0.122 0.257
{\rm log}_{10}({\rm sSFR}) -10.186 -9.706 -9.229
{\rm stellar\ age} 3.497 6.622 8.410

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.347 -0.843 -0.376
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.822 -0.896 0.168

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.159 0.290 0.466
\delta -0.765 -0.344 0.146
\tau_1/\tau_2 0.596 1.011 1.414
Q_{PAH} 0.510 1.831 3.953
U_{min} 2.225 6.574 13.548
{\rm log}_{10}(\gamma_e)\, -3.637 -2.860 -1.657

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.251 -2.721 -1.668
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.395 1.912

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.673 -0.374 -0.091
0.03-0.10 Gyr -0.713 -0.062 0.372
0.10-0.33 Gyr -0.857 -0.215 0.217
0.33-1.10 Gyr -1.141 -0.448 0.004
1.10-3.66 Gyr -1.158 -0.484 -0.157
3.66-12.15 Gyr -1.261 -0.442 -0.124
12.15-13.50 Gyr -1.427 -0.412 0.243