NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2008ER7 ∴ Orbital info ∴ Epoch 56884 MJD
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(484506) 2008ER7  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 484506.eq0)
Keplerian elements
(Epoch 56884.3 MJD)
Value 1-σ variation Units
a 1.48706 7.834e-09 au
e 0.623936 9.231e-08
i 2.245 9.97e-06 deg
Ω 323.717 0.0001337 deg
ω 80.723 0.0001329 deg
M 257.596 9.188e-06 deg
Other useful info
Absolute Magnitude (H)    20.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5592 au
Aphelion distance 2.4149 au
Asc. node-Earth separation -0.18757 au
Desc. node-Earth separation 0.02371 au
Earth MOID 0.00137 au
Orbital period 662.359 days
Date of orbit computation   feb 26 13:18

Covariance matrix
6.13734754E-175.26286405E-16-1.81919909E-15-4.22057680E-14-1.74966271E-141.47327398E-14
5.26286405E-168.52024562E-15-5.91963672E-14-1.17991608E-129.32774903E-142.83787448E-13
-1.81919909E-15-5.91963672E-149.93977923E-119.82416511E-10-9.73336998E-10-1.91645125E-12
-4.22057680E-14-1.17991608E-129.82416511E-101.78725049E-08-1.76628155E-08-8.20779012E-11
-1.74966271E-149.32774903E-14-9.73336998E-10-1.76628155E-081.76532791E-08-1.49131025E-11
1.47327398E-142.83787448E-13-1.91645125E-12-8.20779012E-11-1.49131025E-118.44231486E-11

Correlation matrix
1.000000000.72778942-0.02329172-0.04029849-0.016809360.20467386
0.727789421.00000000-0.06432512-0.095616390.007605680.33460803
-0.02329172-0.064325121.000000000.73707990-0.73478819-0.02092082
-0.04029849-0.095616390.737079901.00000000-0.99438491-0.06681943
-0.016809360.00760568-0.73478819-0.994384911.00000000-0.01221587
0.204673860.33460803-0.02092082-0.06681943-0.012215871.00000000