1987C results

Information

Transient
Name:SN1987C
Right ascension: 8h30m00.90s
Declination:52d41m33.00s
Discovery Date:March 21, 1987, midnight
Classification:SN II
Redshift:None
MW E(B-V):0.040
Host
Name:UGC04438
Right ascension: 8h29m59.94s
Declination:52d41m49.98s
Redshift:0.013782
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.56
Transient MWEBV processed 0.04
Host match processed 4.76
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 5.01
Validate global photometry processed 16.15
Global host SED inference processed 460.83
Local aperture photometry processed 4.77
Validate local photometry processed 0.03
Local host SED inference processed 420.47
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h30m00.90s, 52d41m33.00s
semi major axis, semi minor axis (arcsec):7.11, 7.11
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 28.39 1.51 20.267 0.058 AB
GALEX_NUV 41.4 1.0 19.857 0.026 AB
SDSS_u 123.47 6.31 18.671 0.055 AB
SDSS_g 380.38 5.51 17.449 0.016 AB
PanSTARRS_g 399.94 1.94 17.395 0.005 AB
SDSS_r 638.18 7.37 16.888 0.013 AB
PanSTARRS_r 646.56 2.37 16.873 0.004 AB
SDSS_i 853.95 9.16 16.571 0.012 AB
PanSTARRS_i 786.04 1.87 16.661 0.003 AB
PanSTARRS_z 887.09 6.23 16.530 0.008 AB
SDSS_z 869.25 28.5 16.552 0.036 AB
PanSTARRS_y 1193.54 11.52 16.208 0.010 AB
2MASS_J 1157.35 140.81 15.346 0.132 Vega
2MASS_H 1907.87 201.42 14.331 0.115 Vega
2MASS_K 1582.58 234.83 14.064 0.161 Vega
WISE_W1 456.34 88.39 14.553 0.210 Vega
WISE_W2 252.55 50.07 14.555 0.215 Vega
WISE_W3 1145.66 83.1 11.078 0.079 Vega

Aperture details

RA, DEC (J2000):8h30m00.01s, 52d41m50.08s
semi major axis, semi minor axis (arcsec):30.83, 24.4
angle (degrees, anti-clockwise from east):-168.46
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 9043.75 26.79 14.009 0.003 AB
PanSTARRS_g 9955.14 7.67 13.905 0.001 AB
SDSS_i 22527.93 47.27 13.018 0.002 AB
SDSS_z 26377.3 118.45 12.847 0.005 AB
PanSTARRS_y 34023.34 44.53 12.571 0.001 AB
2MASS_J 37409.1 547.81 11.573 0.016 Vega
2MASS_K 36632.29 910.98 10.653 0.027 Vega
WISE_W3 56576.34 495.41 6.844 0.010 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.736 8.832 8.923
{\rm log}_{10}({\rm SFR}) -1.386 -1.154 -0.932
{\rm log}_{10}({\rm sSFR}) -10.264 -9.988 -9.734
{\rm stellar\ age} 6.127 7.293 8.497

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.321 -0.969 -0.670
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.147 0.016 0.170

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.369 0.538 0.694
\delta -0.210 -0.043 0.118
\tau_1/\tau_2 0.854 1.149 1.433
Q_{PAH} 0.109 0.388 0.909
U_{min} 2.474 7.220 13.484
{\rm log}_{10}(\gamma_e)\, -3.074 -2.474 -1.781

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.503 -3.570 -2.570
{\rm log}_{10}(\tau_{AGN})\, 1.062 1.581 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.400 -1.236 -1.088
0.03-0.10 Gyr -1.428 -1.114 -0.850
0.10-0.33 Gyr -1.606 -1.229 -0.923
0.33-1.10 Gyr -1.764 -1.332 -1.022
1.10-3.63 Gyr -1.589 -1.225 -0.998
3.63-12.03 Gyr -1.322 -1.072 -0.926
12.03-13.37 Gyr -1.484 -0.991 -0.548

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.172 10.315 10.443
{\rm log}_{10}({\rm SFR}) -0.682 0.127 0.587
{\rm log}_{10}({\rm sSFR}) -11.047 -10.225 -9.697
{\rm stellar\ age} 4.593 6.984 9.106

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.949 -0.569 -0.329
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.340 -0.383 0.158

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.328 0.670 0.977
\delta -0.493 -0.085 0.250
\tau_1/\tau_2 0.434 0.812 1.229
Q_{PAH} 0.295 0.846 2.093
U_{min} 2.745 7.516 14.333
{\rm log}_{10}(\gamma_e)\, -3.593 -2.522 -1.486

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.291 -2.701 -1.372
{\rm log}_{10}(\tau_{AGN})\, 0.950 1.393 1.855

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.523 0.057 0.417
0.03-0.10 Gyr -1.011 0.099 0.666
0.10-0.33 Gyr -1.111 0.033 0.634
0.33-1.10 Gyr -0.913 0.089 0.572
1.10-3.63 Gyr -0.510 0.313 0.691
3.63-12.03 Gyr -0.259 0.315 0.572
12.03-13.37 Gyr -0.528 0.396 1.128