NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998XM4 ∴ Orbital info ∴ Epoch 60400 MJD
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(85818) 1998XM4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 85818.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.65667 7.882e-09 au
e 0.416247 4.935e-08
i 62.72 9.519e-06 deg
Ω 235.643 6.129e-06 deg
ω 301.228 1.136e-05 deg
M 214.089 2.005e-05 deg
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9671 au
Aphelion distance 2.3463 au
Asc. node-Earth separation 0.11527 au
Desc. node-Earth separation 0.75875 au
Earth MOID 0.10926 au
Orbital period 778.851 days
Date of orbit computation   feb 26 13:17

Covariance matrix
6.21241970E-172.16597693E-173.87203154E-15-1.34394896E-151.91037599E-14-1.30835751E-13
2.16597693E-172.43516250E-151.85284593E-14-1.71622936E-141.33803012E-13-1.37360271E-13
3.87203154E-151.85284593E-149.06156991E-11-4.66928218E-12-3.18864254E-129.88358486E-13
-1.34394896E-15-1.71622936E-14-4.66928218E-123.75670377E-11-1.92336228E-114.99863436E-12
1.91037599E-141.33803012E-13-3.18864254E-12-1.92336228E-111.28955801E-10-1.47530696E-10
-1.30835751E-13-1.37360271E-139.88358486E-134.99863436E-12-1.47530696E-104.02199339E-10

Correlation matrix
1.000000000.055687720.05160678-0.027819470.21343617-0.82770458
0.055687721.000000000.03944333-0.056742420.23877094-0.13879585
0.051606780.039443331.00000000-0.08002855-0.029497400.00517717
-0.02781947-0.05674242-0.080028551.00000000-0.276335820.04066560
0.213436170.23877094-0.02949740-0.276335821.00000000-0.64780049
-0.82770458-0.138795850.005177170.04066560-0.647800491.00000000