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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RR221 ∴ Orbital info ∴ Epoch epochXXX
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(102166) 1999RR221  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 102166.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.30174 8.407e-09 au
e 0.149269 4.575e-08
i 5.727 3.865e-06 deg
Ω 320.642 5.037e-05 deg
ω 3.334 5.389e-05 deg
M 46.085 2.143e-05 deg
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9582 au
Aphelion 2.6453 au
Asc. node-Earth separation 0.94578 au
Desc. node-Earth separation 1.65825 au
Earth MOID 0.94572 au
Orbital period 1275.51 days
Date of orbit computation  apr 23 20:09
Correlation matrix
1.000000000.05084761-0.001181800.00399797-0.05340133-0.05013043
0.050847611.00000000-0.020591780.005701420.24220603-0.70912853
-0.00118180-0.020591781.000000000.52586395-0.495858750.01783309
0.003997970.005701420.525863951.00000000-0.92245712-0.01799808
-0.053401330.24220603-0.49585875-0.922457121.00000000-0.35891397
-0.05013043-0.709128530.01783309-0.01799808-0.358913971.00000000
Covariance matrix
7.06711186E-171.95541279E-17-3.84000663E-171.69298087E-15-2.41912115E-14-9.03103004E-15
1.95541279E-172.09263704E-15-3.64088293E-151.31377853E-145.97057945E-13-6.95163154E-13
-3.84000663E-17-3.64088293E-151.49393463E-111.02383796E-10-1.03278125E-101.47709088E-12
1.69298087E-151.31377853E-141.02383796E-102.53737154E-09-2.50393348E-09-1.94282244E-11
-2.41912115E-145.97057945E-13-1.03278125E-10-2.50393348E-092.90381628E-09-4.14466818E-10
-9.03103004E-15-6.95163154E-131.47709088E-12-1.94282244E-11-4.14466818E-104.59229378E-10