1987L results

Information

Transient
Name:SN1987L
Right ascension: 7h27m26.36s
Declination:80d09m30.60s
Discovery Date:Aug. 16, 1987, midnight
Classification:SN II
Redshift:None
MW E(B-V):0.028
Host
Name:07270405+8010410
Right ascension: 7h27m04.05s
Declination:80d10m41.05s
Redshift:0.006730
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 4.96
Transient MWEBV processed 0.04
Host match processed 4.49
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 4.17
Validate global photometry processed 12.46
Global host SED inference processed 564.72
Local aperture photometry processed 3.86
Validate local photometry processed 0.02
Local host SED inference processed 520.81
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):7h27m26.36s, 80d09m30.60s
semi major axis, semi minor axis (arcsec):14.43, 14.43
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 -2.26 1.85 AB
GALEX_NUV -2.92 2.34 AB
PanSTARRS_g 111.19 5.49 18.785 0.054 AB
PanSTARRS_r 192.11 6.8 18.191 0.038 AB
PanSTARRS_i 269.87 10.99 17.822 0.044 AB
PanSTARRS_z 419.45 20.31 17.343 0.053 AB
PanSTARRS_y 295.71 37.82 17.723 0.139 AB
2MASS_J -463.54 316.87 Vega
2MASS_H -341.57 459.04 Vega
2MASS_K -95.88 521.98 Vega
WISE_W1 -49.78 161.54 Vega
WISE_W2 -51.64 102.03 Vega
WISE_W3 46.89 720.69 14.548 16.688 Vega
WISE_W4 481.88 1161.18 10.573 2.616 Vega

Aperture details

RA, DEC (J2000):7h27m03.70s, 80d10m42.02s
semi major axis, semi minor axis (arcsec):38.35, 29.58
angle (degrees, anti-clockwise from east):-50.36
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 99.92 9.52 18.901 0.103 AB
PanSTARRS_g 23364.17 19.43 12.979 0.001 AB
PanSTARRS_r 45192.4 28.57 12.262 0.001 AB
PanSTARRS_i 65859.88 44.12 11.853 0.001 AB
PanSTARRS_z 80225.95 65.21 11.639 0.001 AB
PanSTARRS_y 93935.96 113.4 11.468 0.001 AB
2MASS_H 139193.83 1080.17 9.673 0.008 Vega
2MASS_K 113495.18 1226.87 9.425 0.012 Vega
WISE_W1 61805.02 1326.4 9.223 0.023 Vega
WISE_W2 33510.55 897.78 9.248 0.029 Vega
WISE_W3 -518.96 2796.13 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.862 7.980 8.091
{\rm log}_{10}({\rm SFR}) -3.361 -2.584 -1.937
{\rm log}_{10}({\rm sSFR}) -11.299 -10.571 -9.932
{\rm stellar\ age} 4.531 7.089 8.642

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.073 -0.421 -0.042
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.817 -1.349 -0.270

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.501 1.032 1.595
\delta -0.122 0.179 0.335
\tau_1/\tau_2 0.558 0.940 1.305
Q_{PAH} 0.909 2.568 5.229
U_{min} 3.110 8.490 15.818
{\rm log}_{10}(\gamma_e)\, -2.787 -1.436 -0.413

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.754 -0.434 0.101
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.545 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.157 -2.875 -2.095
0.03-0.10 Gyr -3.524 -2.626 -1.871
0.10-0.33 Gyr -3.295 -2.445 -1.801
0.33-1.10 Gyr -3.178 -2.212 -1.620
1.10-3.65 Gyr -2.802 -2.022 -1.727
3.65-12.12 Gyr -2.610 -1.965 -1.779
12.12-13.47 Gyr -2.725 -1.944 -1.374

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.168 10.330 10.427
{\rm log}_{10}({\rm SFR}) -7.848 -4.332 -2.604
{\rm log}_{10}({\rm sSFR}) -18.331 -14.669 -12.832
{\rm stellar\ age} 7.266 10.633 12.787

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.649 -0.494 -0.306
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.496 -0.771 0.007

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.147 0.265 0.431
\delta -0.924 -0.585 -0.156
\tau_1/\tau_2 0.434 0.889 1.384
Q_{PAH} 0.827 3.089 5.762
U_{min} 2.844 9.078 17.682
{\rm log}_{10}(\gamma_e)\, -3.178 -1.352 -0.470

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.397 -3.606 -2.707
{\rm log}_{10}(\tau_{AGN})\, 1.017 1.531 1.923

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -9.062 -4.976 -2.691
0.03-0.10 Gyr -8.617 -4.776 -2.684
0.10-0.33 Gyr -8.027 -4.613 -2.336
0.33-1.10 Gyr -6.681 -3.601 -1.166
1.10-3.65 Gyr -4.554 -2.415 0.024
3.65-12.12 Gyr -2.427 -0.389 0.540
12.12-13.47 Gyr -0.780 1.209 1.549