NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 1999HC1 ∴ Orbital info ∴ Epoch 51287 MJD

1999HC1 ▹

ORBITAL INFORMATION

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(ASCII data file 1999HC1.eq0)

Keplerian elements
(Epoch 51287.1 MJD)
	Value	1-σ variation	Units
a	2.03664	0.02988	au
e	0.506786	0.007191
i	1.285	0.01366	deg
Ω	28.558	0.0006756	deg
ω	159.193	0.01056	deg
M	5.98	0.1469	deg

Other useful info
Absolute Magnitude (H)	24.5	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0045	au
Aphelion distance	3.0688	au
Asc. node-Earth separation	1.87938	au
Desc. node-Earth separation	0.0228	au
Earth MOID	0.00854	au
Orbital period	1061.62	days
Date of orbit computation	feb 26 10:22

Covariance matrix
8.92712777E-04	2.14844976E-04	4.08014808E-04	-1.98690830E-05	3.07514031E-04	-4.38833484E-03
2.14844976E-04	5.17057339E-05	9.81949674E-05	-4.78194587E-06	7.40020783E-05	-1.05611820E-03
4.08014808E-04	9.81949674E-05	1.86486200E-04	-9.08200905E-06	1.40582060E-04	-2.00569933E-03
-1.98690830E-05	-4.78194587E-06	-9.08200905E-06	4.56475907E-07	-6.71667828E-06	9.76319224E-05
3.07514031E-04	7.40020783E-05	1.40582060E-04	-6.71667828E-06	1.11462729E-04	-1.51321653E-03
-4.38833484E-03	-1.05611820E-03	-2.00569933E-03	9.76319224E-05	-1.51321653E-03	2.15723096E-02

Correlation matrix
1.00000000	0.99999994	0.99999240	-0.98426721	0.97486443	-0.99998978
0.99999994	1.00000000	0.99999200	-0.98429748	0.97478700	-0.99998814
0.99999240	0.99999200	1.00000000	-0.98435024	0.97508330	-0.99998655
-0.98426721	-0.98429748	-0.98435024	1.00000000	-0.94163107	0.98386291
0.97486443	0.97478700	0.97508330	-0.94163107	1.00000000	-0.97586090
-0.99998978	-0.99998814	-0.99998655	0.98386291	-0.97586090	1.00000000