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AstDyS ∴ Objects ∴ Niobe ∴ Orbital info ∴ Epoch epochXXX
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(71) Niobe  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 71.eq0)
Keplerian elements at epoch
56732.3 MJD
Value 1-σ variation Units
a 2.75535 5.805e-09 au
e 0.174872 2.65e-08
i 23.263 3.637e-06 deg
Ω 316.05 6.942e-06 deg
ω 266.865 1.231e-05 deg
M 222.032 1.118e-05 deg
Other useful info
Absolute Magnitude (H)    7.4 mag
Slope parameter (G)    0.4 mag
Perihelion 2.2735 au
Aphelion 3.2372 au
Asc. node-Earth separation 1.68456 au
Desc. node-Earth separation 1.66007 au
Earth MOID 1.40472 au
Orbital period 1670.57 days
Date of orbit computation  Jun 5 00:36
Correlation matrix
1.000000000.314796630.03313228-0.007035700.04617439-0.07658385
0.314796631.000000000.01961440-0.01436827-0.163191510.11314582
0.033132280.019614401.000000000.30447986-0.14359178-0.01424674
-0.00703570-0.014368270.304479861.00000000-0.48473472-0.04188560
0.04617439-0.16319151-0.14359178-0.484734721.00000000-0.83395222
-0.076583850.11314582-0.01424674-0.04188560-0.833952221.00000000
Covariance matrix
3.37010950E-174.84327947E-176.99450458E-16-2.83535265E-163.29895156E-15-4.97026042E-15
4.84327947E-177.02384446E-161.89036661E-15-2.64344059E-15-5.32277071E-143.35232322E-14
6.99450458E-161.89036661E-151.32241348E-117.68634677E-12-6.42637365E-12-5.79187203E-13
-2.83535265E-16-2.64344059E-157.68634677E-124.81898447E-11-4.14128043E-11-3.25059204E-12
3.29895156E-15-5.32277071E-14-6.42637365E-12-4.14128043E-111.51462630E-10-1.14739732E-10
-4.97026042E-153.35232322E-14-5.79187203E-13-3.25059204E-12-1.14739732E-101.24979801E-10