NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 1998HM1 ∴ Orbital info ∴ Epoch 50924 MJD

1998HM1 ▹

ORBITAL INFORMATION

◲

(ASCII data file 1998HM1.eq0)

Keplerian elements
(Epoch 50924.4 MJD)
	Value	1-σ variation	Units
a	1.40924	0.002907	au
e	0.360307	0.001588
i	3.25	0.01255	deg
Ω	202.462	0.003893	deg
ω	69.438	0.011	deg
M	329.706	0.1121	deg

Other useful info
Absolute Magnitude (H)	24.3	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9015	au
Aphelion distance	1.917	au
Asc. node-Earth separation	0.08616	au
Desc. node-Earth separation	0.40615	au
Earth MOID	0.01595	au
Orbital period	611.048	days
Date of orbit computation	feb 26 10:23

Covariance matrix
8.44840245E-06	4.61615217E-06	3.64628157E-05	-1.12826870E-05	3.18926245E-05	3.25852529E-04
4.61615217E-06	2.52224053E-06	1.99237436E-05	-6.16426415E-06	1.74276175E-05	1.78042675E-04
3.64628157E-05	1.99237436E-05	1.57493911E-04	-4.85965904E-05	1.37884258E-04	1.40619865E-03
-1.12826870E-05	-6.16426415E-06	-4.85965904E-05	1.51557931E-05	-4.24251960E-05	-4.35293398E-04
3.18926245E-05	1.74276175E-05	1.37884258E-04	-4.24251960E-05	1.20988835E-04	1.22973433E-03
3.25852529E-04	1.78042675E-04	1.40619865E-03	-4.35293398E-04	1.22973433E-03	1.25682683E-02

Correlation matrix
1.00000000	0.99999901	0.99961099	-0.99709356	0.99753999	0.99999097
0.99999901	1.00000000	0.99964503	-0.99700803	0.99763602	0.99998420
0.99961099	0.99964503	1.00000000	-0.99468274	0.99887273	0.99948682
-0.99709356	-0.99700803	-0.99468274	1.00000000	-0.99074497	-0.99736707
0.99753999	0.99763602	0.99887273	-0.99074497	1.00000000	0.99724284
0.99999097	0.99998420	0.99948682	-0.99736707	0.99724284	1.00000000