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(27899) Letterman  ▹ 
ORBITAL INFORMATION
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(ASCII data file 27899.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.91692 1.254e-08 au
e 0.084452 4.716e-08
i 2.603 3.886e-06 deg
Ω 50.232 0.0001052 deg
ω 310.127 0.0001076 deg
M 167.857 2.337e-05 deg
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6706 au
Aphelion 3.1633 au
Asc. node-Earth separation 1.75746 au
Desc. node-Earth separation 2.05307 au
Earth MOID 1.66815 au
Orbital period 1819.64 days
Date of orbit computation  apr 23 19:52
Correlation matrix
1.000000000.029297880.006912050.00217771-0.02595579-0.05603497
0.029297881.00000000-0.009483840.00049503-0.030647280.17774192
0.00691205-0.009483841.00000000-0.182673910.178141010.00076098
0.002177710.00049503-0.182673911.00000000-0.97410736-0.00703020
-0.02595579-0.030647280.17814101-0.974107361.00000000-0.21408255
-0.056034970.177741920.00076098-0.00703020-0.214082551.00000000
Covariance matrix
1.57142564E-161.73217196E-173.36746095E-162.87066264E-15-3.50171286E-14-1.64166785E-14
1.73217196E-172.22441473E-15-1.73836346E-152.45511259E-15-1.55560425E-131.95919186E-13
3.36746095E-16-1.73836346E-151.51041732E-11-7.46552038E-117.45095095E-116.91193236E-14
2.87066264E-152.45511259E-15-7.46552038E-111.10578362E-08-1.10240512E-08-1.72775535E-11
-3.50171286E-14-1.55560425E-137.45095095E-11-1.10240512E-081.15824023E-08-5.38467901E-10
-1.64166785E-141.95919186E-136.91193236E-14-1.72775535E-11-5.38467901E-105.46208497E-10