NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1987QB ∴ Orbital info ∴ Epoch 60400 MJD
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(26817) 1987QB  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 26817.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.80413 4.246e-08 au
e 0.593805 4.276e-08
i 3.498 7.208e-06 deg
Ω 153.189 0.0001349 deg
ω 156.555 0.0001374 deg
M 294.991 4.421e-05 deg
Other useful info
Absolute Magnitude (H)    19.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.139 au
Aphelion distance 4.4692 au
Asc. node-Earth separation 3.00004 au
Desc. node-Earth separation 0.16497 au
Earth MOID 0.12706 au
Orbital period 1715.12 days
Date of orbit computation   feb 26 13:30

Covariance matrix
1.80306779E-159.13212603E-162.48753614E-146.43854293E-131.35057812E-12-1.87479377E-12
9.13212603E-161.82812232E-151.07915129E-144.41048243E-135.72561567E-13-9.46109607E-13
2.48753614E-141.07915129E-145.19534896E-112.52325342E-10-2.21581327E-10-2.73816055E-11
6.43854293E-134.41048243E-132.52325342E-101.81863777E-08-1.74091566E-08-6.69594932E-10
1.35057812E-125.72561567E-13-2.21581327E-10-1.74091566E-081.88893662E-08-1.40862882E-09
-1.87479377E-12-9.46109607E-13-2.73816055E-11-6.69594932E-10-1.40862882E-091.95438922E-09

Correlation matrix
1.000000000.502994510.081274820.112436800.23142218-0.99871586
0.502994511.000000000.035016470.076491010.09743408-0.50053367
0.081274820.035016471.000000000.25958549-0.22367482-0.08593024
0.112436800.076491010.259585491.00000000-0.93928186-0.11231390
0.231422180.09743408-0.22367482-0.939281861.00000000-0.23183679
-0.99871586-0.50053367-0.08593024-0.11231390-0.231836791.00000000