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(4901) OBriain  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 4901.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27355 4.196e-09 au
e 0.190821 3.148e-08
i 4.644 2.762e-06 deg
Ω 227.106 3.895e-05 deg
ω 94.264 3.955e-05 deg
M 176.317 7.111e-06 deg
Other useful info
Absolute Magnitude (H)    13.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8397 au
Aphelion 2.7074 au
Asc. node-Earth separation 1.21269 au
Desc. node-Earth separation 1.17076 au
Earth MOID 0.83416 au
Orbital period 1252.15 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.00000000-0.105666510.00189435-0.00427655-0.01611154-0.16963012
-0.105666511.00000000-0.01138422-0.001035280.03214031-0.22768357
0.00189435-0.011384221.00000000-0.225770200.219462480.00943849
-0.00427655-0.00103528-0.225770201.00000000-0.98129748-0.00170628
-0.016111540.032140310.21946248-0.981297481.00000000-0.17475124
-0.16963012-0.227683570.00943849-0.00170628-0.174751241.00000000
Covariance matrix
1.76059836E-17-1.39593057E-172.19529805E-17-6.98861459E-16-2.67367543E-15-5.06108399E-15
-1.39593057E-179.91271510E-16-9.89927785E-16-1.26946435E-154.00209836E-14-5.09727940E-14
2.19529805E-17-9.89927785E-167.62794871E-12-2.42849733E-112.39720699E-111.85360413E-13
-6.98861459E-16-1.26946435E-15-2.42849733E-111.51682075E-09-1.51150363E-09-4.72527150E-13
-2.67367543E-154.00209836E-142.39720699E-11-1.51150363E-091.56416571E-09-4.91441800E-11
-5.06108399E-15-5.09727940E-141.85360413E-13-4.72527150E-13-4.91441800E-115.05616080E-11