2018gvb results

Information

Transient
Name:SN2018gvb
Right ascension: 16h38m34.39s
Declination:31d52m22.87s
Discovery Date:Sept. 22, 2018, 4:55 a.m.
Classification:SN Ia
Redshift:0.064240
MW E(B-V):0.020
Host
Name:
Right ascension: 16h38m34.42s
Declination:31d52m22.64s
Redshift:0.064243
Photometric Redshift:None
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 27.49
Transient MWEBV processed 0.04
Host match processed 6.83
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.6
Global aperture photometry processed 6.03
Validate global photometry processed 15.95
Global host SED inference processed 448.46
Local aperture photometry processed 5.77
Validate local photometry processed 0.03
Local host SED inference processed 467.6
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h38m34.39s, 31d52m22.87s
semi major axis, semi minor axis (arcsec):1.62, 1.62
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 124.22 3.12 18.665 0.027 AB
SDSS_g 563.53 6.17 17.023 0.012 AB
DES_g 428.36 1.93 17.320 0.005 AB
PanSTARRS_g 593.87 0.63 16.966 0.001 AB
SDSS_r 1037.89 8.39 16.360 0.009 AB
PanSTARRS_r 1051.04 0.73 16.346 0.001 AB
DES_r 856.39 3.47 16.568 0.004 AB
SDSS_i 1362.2 9.68 16.064 0.008 AB
PanSTARRS_i 1376.88 0.75 16.053 0.001 AB
PanSTARRS_z 1542.57 1.29 15.929 0.001 AB
SDSS_z 1721.32 12.68 15.810 0.008 AB
PanSTARRS_y 1728.43 3.05 15.806 0.002 AB

Aperture details

RA, DEC (J2000):16h38m34.41s, 31d52m22.69s
semi major axis, semi minor axis (arcsec):9.71, 5.8
angle (degrees, anti-clockwise from east):-129.02
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 290.41 7.12 17.742 0.027 AB
SDSS_g 1294.75 9.53 16.120 0.008 AB
DES_g 1285.51 3.36 16.127 0.003 AB
PanSTARRS_g 1409.94 1.78 16.027 0.001 AB
SDSS_r 2388.78 13.11 15.455 0.006 AB
PanSTARRS_r 2441.43 2.09 15.431 0.001 AB
DES_r 2474.64 5.92 15.416 0.003 AB
SDSS_i 3162.6 15.99 15.150 0.005 AB
PanSTARRS_i 3209.11 2.35 15.134 0.001 AB
PanSTARRS_z 3725.37 4.78 14.972 0.001 AB
SDSS_z 4090.91 35.19 14.870 0.009 AB
PanSTARRS_y 4343.6 13.56 14.805 0.003 AB
2MASS_J 5139.95 170.4 13.728 0.036 Vega
2MASS_H 6370.75 270.01 13.022 0.046 Vega
2MASS_K 5806.57 307.18 12.652 0.057 Vega
WISE_W1 2316.8 26.25 12.789 0.012 Vega
WISE_W2 1372.51 23.1 12.717 0.018 Vega
WISE_W3 506.86 75.36 11.964 0.161 Vega
WISE_W4 1019.73 470.14 9.759 0.501 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.219 10.349 10.462
{\rm log}_{10}({\rm SFR}) -0.910 0.114 0.691
{\rm log}_{10}({\rm sSFR}) -11.280 -10.184 -9.549
{\rm stellar\ age} 4.473 6.587 8.288

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.025 -0.731 -0.492
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.094 -0.772 -0.465

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.287 0.593 0.868
\delta -0.870 -0.693 -0.330
\tau_1/\tau_2 0.586 0.955 1.333
Q_{PAH} 0.757 3.095 5.368
U_{min} 3.335 8.911 16.588
{\rm log}_{10}(\gamma_e)\, -2.851 -1.413 -0.647

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.202 -2.452 -0.755
{\rm log}_{10}(\tau_{AGN})\, 0.928 1.396 1.914

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.581 0.156 0.455
0.03-0.10 Gyr -1.482 0.048 0.781
0.10-0.33 Gyr -1.307 0.165 0.801
0.33-1.08 Gyr -0.747 0.222 0.745
1.08-3.54 Gyr -0.299 0.343 0.651
3.54-11.61 Gyr -0.070 0.389 0.632
11.61-12.90 Gyr -0.331 0.398 1.047

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.726 10.820 10.887
{\rm log}_{10}({\rm SFR}) -3.489 -1.529 -0.704
{\rm log}_{10}({\rm sSFR}) -14.164 -12.303 -11.514
{\rm stellar\ age} 6.420 7.554 9.468

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.996 -0.770 -0.636
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.506 -0.701 0.128

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.056 0.154 0.289
\delta -0.751 -0.356 -0.005
\tau_1/\tau_2 0.576 0.990 1.408
Q_{PAH} 0.479 1.699 4.191
U_{min} 2.949 8.876 17.029
{\rm log}_{10}(\gamma_e)\, -2.974 -1.812 -0.703

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.266 -3.339 -2.459
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.469 1.867

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.722 -1.825 -0.929
0.03-0.10 Gyr -4.271 -1.715 -0.641
0.10-0.33 Gyr -4.042 -1.542 -0.336
0.33-1.08 Gyr -2.525 -0.653 0.210
1.08-3.54 Gyr -0.702 0.638 1.078
3.54-11.61 Gyr 0.258 0.974 1.138
11.61-12.90 Gyr -0.578 0.921 1.741