NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991RJ2 ∴ Orbital info ∴ Epoch 56750 MJD
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(399307) 1991RJ2  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 399307.eq0)
Keplerian elements
(Epoch 56750.8 MJD)
Value 1-σ variation Units
a 2.2087 4.774e-09 au
e 0.429002 5e-08
i 8.943 7.189e-06 deg
Ω 171.824 1.643e-05 deg
ω 150.811 2.315e-05 deg
M 322.292 7.307e-06 deg
Other useful info
Absolute Magnitude (H)    18.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2612 au
Aphelion distance 3.1562 au
Asc. node-Earth separation 1.88752 au
Desc. node-Earth separation 0.30431 au
Earth MOID 0.26026 au
Orbital period 1198.96 days
Date of orbit computation   feb 26 12:58

Covariance matrix
2.27872105E-178.79351371E-18-5.95703294E-16-1.09271157E-17-3.29363586E-151.19334290E-15
8.79351371E-182.50019734E-15-1.13183123E-13-8.62035345E-143.69210706E-13-1.93693920E-13
-5.95703294E-16-1.13183123E-135.16862093E-116.57361532E-12-1.94419824E-119.11387766E-12
-1.09271157E-17-8.62035345E-146.57361532E-122.69860843E-10-2.71242471E-105.04288512E-12
-3.29363586E-153.69210706E-13-1.94419824E-11-2.71242471E-105.36106575E-10-1.19986935E-10
1.19334290E-15-1.93693920E-139.11387766E-125.04288512E-12-1.19986935E-105.33862177E-11

Correlation matrix
1.000000000.03684086-0.01735790-0.00013934-0.029799190.03421410
0.036840861.00000000-0.31485253-0.104946510.31890518-0.53016892
-0.01735790-0.314852531.000000000.05566049-0.116795910.17350072
-0.00013934-0.104946510.055660491.00000000-0.713119300.04201405
-0.029799190.31890518-0.11679591-0.713119301.00000000-0.70924097
0.03421410-0.530168920.173500720.04201405-0.709240971.00000000