NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991RB ∴ Orbital info ∴ Epoch 60400 MJD
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(152561) 1991RB  ▹ 
ORBITAL INFORMATION
(ASCII data file 152561.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.45456 5.839e-09 au
e 0.485697 1.083e-07
i 19.576 2.461e-05 deg
Ω 359.297 1.971e-05 deg
ω 68.948 2.962e-05 deg
M 167.426 3.438e-05 deg
Other useful info
Absolute Magnitude (H)    19.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7481 au
Aphelion distance 2.161 au
Asc. node-Earth separation -0.05676 au
Desc. node-Earth separation 0.35061 au
Earth MOID 0.03802 au
Orbital period 640.758 days
Date of orbit computation   feb 26 10:20

Covariance matrix
3.40977615E-173.52975387E-16-2.19833489E-14-1.08716464E-146.77714362E-14-1.64024412E-13
3.52975387E-161.17188166E-142.53993739E-131.26603267E-13-3.08130681E-13-1.54341369E-12
-2.19833489E-142.53993739E-136.05753082E-105.58526824E-11-1.17138569E-108.94549090E-11
-1.08716464E-141.26603267E-135.58526824E-113.88581290E-10-4.01576701E-105.55929275E-11
6.77714362E-14-3.08130681E-13-1.17138569E-10-4.01576701E-108.77250824E-10-6.53723583E-10
-1.64024412E-13-1.54341369E-128.94549090E-115.55929275E-11-6.53723583E-101.18191722E-09

Correlation matrix
1.000000000.55839254-0.15296184-0.094447710.39185181-0.81705638
0.558392541.000000000.095330820.05932833-0.09610172-0.41471232
-0.152961840.095330821.000000000.11512119-0.160690500.10572138
-0.094447710.059328330.115121191.00000000-0.687805540.08203233
0.39185181-0.09610172-0.16069050-0.687805541.00000000-0.64200547
-0.81705638-0.414712320.105721380.08203233-0.642005471.00000000