AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1997SH21 ∴ Orbital info ∴ Epoch epochXXX

(192422) 1997SH21 ▹

ORBITAL INFORMATION

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(ASCII data file 192422.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.41054	1.177e-08	au
e	0.169286	5.354e-08
i	0.801	8.47e-06	deg
Ω	290.187	0.0005091	deg
ω	145.976	0.0005104	deg
M	348.458	3.459e-05	deg

Other useful info
Absolute Magnitude (H)	17.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0025	au
Aphelion	2.8186	au
Asc. node-Earth separation	1.70567	au
Desc. node-Earth separation	1.07134	au
Earth MOID	1.01814	au
Orbital period	1367	days
Date of orbit computation	apr 23 20:30

Correlation matrix
1.00000000	0.17516948	-0.00412420	0.00107089	0.01229112	-0.34771273
0.17516948	1.00000000	0.01810485	0.01418370	0.00849673	-0.34703395
-0.00412420	0.01810485	1.00000000	0.48675754	-0.48557797	-0.00084713
0.00107089	0.01418370	0.48675754	1.00000000	-0.99718802	-0.00036134
0.01229112	0.00849673	-0.48557797	-0.99718802	1.00000000	-0.07276512
-0.34771273	-0.34703395	-0.00084713	-0.00036134	-0.07276512	1.00000000

Covariance matrix
1.38645711E-16	1.10436354E-16	-4.11321967E-16	6.41921936E-15	7.38684179E-14	-1.41618346E-13
1.10436354E-16	2.86682261E-15	8.21078750E-15	3.86609263E-13	2.32202183E-13	-6.42714463E-13
-4.11321967E-16	8.21078750E-15	7.17429070E-11	2.09886518E-09	-2.09924235E-09	-2.48191553E-13
6.41921936E-15	3.86609263E-13	2.09886518E-09	2.59158068E-07	-2.59103652E-07	-6.36274237E-12
7.38684179E-14	2.32202183E-13	-2.09924235E-09	-2.59103652E-07	2.60512301E-07	-1.28464476E-09
-1.41618346E-13	-6.42714463E-13	-2.48191553E-13	-6.36274237E-12	-1.28464476E-09	1.19644134E-09