AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998BL12 ∴ Orbital info ∴ Epoch epochXXX

(31216) 1998BL12 ▹

ORBITAL INFORMATION

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(ASCII data file 31216.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.52971	1.066e-08	au
e	0.127275	4.296e-08
i	17.348	4.139e-06	deg
Ω	111.279	1.462e-05	deg
ω	82.136	2.371e-05	deg
M	112.219	1.845e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2077	au
Aphelion	2.8517	au
Asc. node-Earth separation	1.46333	au
Desc. node-Earth separation	1.51633	au
Earth MOID	1.28667	au
Orbital period	1469.62	days
Date of orbit computation	apr 23 19:52

Correlation matrix
1.00000000	0.10952477	0.00349065	-0.01011208	-0.01596847	-0.18701982
0.10952477	1.00000000	-0.01578664	-0.06949489	0.35218814	-0.48297756
0.00349065	-0.01578664	1.00000000	-0.36240057	0.17896574	0.04508303
-0.01011208	-0.06949489	-0.36240057	1.00000000	-0.62136247	0.04980489
-0.01596847	0.35218814	0.17896574	-0.62136247	1.00000000	-0.78373386
-0.18701982	-0.48297756	0.04508303	0.04980489	-0.78373386	1.00000000

Covariance matrix
1.13720148E-16	5.01804745E-17	1.54072311E-16	-1.57632739E-15	-4.03759352E-15	-3.68040792E-14
5.01804745E-17	1.84589668E-15	-2.80732963E-15	-4.36459471E-14	3.58772352E-13	-3.82930770E-13
1.54072311E-16	-2.80732963E-15	1.71316814E-11	-2.19268471E-11	1.75634743E-11	3.44352059E-12
-1.57632739E-15	-4.36459471E-14	-2.19268471E-11	2.13685302E-10	-2.15363892E-10	1.34353480E-11
-4.03759352E-15	3.58772352E-13	1.75634743E-11	-2.15363892E-10	5.62187375E-10	-3.42924704E-10
-3.68040792E-14	-3.82930770E-13	3.44352059E-12	1.34353480E-11	-3.42924704E-10	3.40548704E-10