AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HH87 ∴ Orbital info ∴ Epoch epochXXX

(69709) 1998HH87 ▹

ORBITAL INFORMATION

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(ASCII data file 69709.eq0)

Keplerian elements at epoch
57382.1 MJD
	Value	1-σ variation	Units
a	2.47162	8.056e-09	au
e	0.147452	3.765e-08
i	4.996	4.282e-06	deg
Ω	244.419	4.673e-05	deg
ω	88.594	4.929e-05	deg
M	94.566	1.486e-05	deg

Other useful info
Absolute Magnitude (H)	15.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1072	au
Aphelion	2.8361	au
Asc. node-Earth separation	1.39777	au
Desc. node-Earth separation	1.4401	au
Earth MOID	1.10499	au
Orbital period	1419.29	days
Date of orbit computation	apr 23 20:01

Correlation matrix
1.00000000	-0.18924200	0.01150521	-0.00374815	-0.07448139	0.23102177
-0.18924200	1.00000000	-0.00563673	0.00850816	-0.01901814	0.05305151
0.01150521	-0.00563673	1.00000000	0.05695257	-0.05319645	-0.00508698
-0.00374815	0.00850816	0.05695257	1.00000000	-0.94606403	0.00478781
-0.07448139	-0.01901814	-0.05319645	-0.94606403	1.00000000	-0.32218440
0.23102177	0.05305151	-0.00508698	0.00478781	-0.32218440	1.00000000

Covariance matrix
6.48947870E-17	-5.73951113E-17	3.96826819E-16	-1.41100148E-15	-2.95736195E-14	2.76505361E-14
-5.73951113E-17	1.41744076E-15	-9.08617444E-16	1.49690344E-14	-3.52916832E-14	2.96753570E-14
3.96826819E-16	-9.08617444E-16	1.83317110E-11	1.13951565E-11	-1.12262817E-11	-3.23598842E-13
-1.41100148E-15	1.49690344E-14	1.13951565E-11	2.18379021E-09	-2.17910323E-09	3.32420634E-12
-2.95736195E-14	-3.52916832E-14	-1.12262817E-11	-2.17910323E-09	2.42942577E-09	-2.35940271E-10
2.76505361E-14	2.96753570E-14	-3.23598842E-13	3.32420634E-12	-2.35940271E-10	2.20745314E-10