AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999RA12 ∴ Orbital info ∴ Epoch epochXXX

(91438) 1999RA12 ▹

ORBITAL INFORMATION

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(ASCII data file 91438.eq0)

Keplerian elements at epoch
58091.0 MJD
	Value	1-σ variation	Units
a	2.80465	1.477e-08	au
e	0.122213	3.647e-08
i	23.83	5.9e-06	deg
Ω	332.502	9.643e-06	deg
ω	77.957	3.257e-05	deg
M	255.788	2.788e-05	deg

Other useful info
Absolute Magnitude (H)	14.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4619	au
Aphelion	3.1474	au
Asc. node-Earth separation	1.68454	au
Desc. node-Earth separation	1.8468	au
Earth MOID	1.57477	au
Orbital period	1715.6	days
Date of orbit computation	apr 23 20:06

Correlation matrix
1.00000000	0.16601634	0.04663562	0.00675682	-0.25975504	0.26775586
0.16601634	1.00000000	-0.00887277	0.00963035	-0.26584324	0.23622881
0.04663562	-0.00887277	1.00000000	-0.18728421	0.02960168	0.02264997
0.00675682	0.00963035	-0.18728421	1.00000000	-0.31567237	0.04996536
-0.25975504	-0.26584324	0.02960168	-0.31567237	1.00000000	-0.95734535
0.26775586	0.23622881	0.02264997	0.04996536	-0.95734535	1.00000000

Covariance matrix
2.18016023E-16	8.94049545E-17	4.06255363E-15	9.62084277E-16	-1.24921742E-13	1.10228468E-13
8.94049545E-17	1.33024944E-15	-1.90924961E-15	3.38715534E-15	-3.15807185E-13	2.40220450E-13
4.06255363E-15	-1.90924961E-15	3.48076104E-11	-1.06552787E-11	5.68831140E-12	3.72576307E-12
9.62084277E-16	3.38715534E-15	-1.06552787E-11	9.29936064E-11	-9.91500538E-11	1.34340244E-11
-1.24921742E-13	-3.15807185E-13	5.68831140E-12	-9.91500538E-11	1.06086390E-09	-8.69378801E-10
1.10228468E-13	2.40220450E-13	3.72576307E-12	1.34340244E-11	-8.69378801E-10	7.77358153E-10