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.eq0)

Keplerian elements at epoch
58006.5 MJD
	Value	1-σ variation	Units
a	2.53084	1.069e-08	au
e	0.12613	4.331e-08
i	17.34	4.139e-06	deg
Ω	111.304	1.463e-05	deg
ω	82.732	2.375e-05	deg
M	245.531	1.823e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2116	au
Aphelion	2.8501	au
Asc. node-Earth separation	1.46855	au
Desc. node-Earth separation	1.51495	au
Earth MOID	1.29145	au
Orbital period	1470.6	days
Date of orbit computation	apr 23 19:52

Correlation matrix
1.00000000	0.11278677	0.00332385	-0.00797163	-0.03262715	0.03173555
0.11278677	1.00000000	-0.01578725	-0.06885978	0.35559711	-0.47299655
0.00332385	-0.01578725	1.00000000	-0.36343547	0.17919582	0.04658490
-0.00797163	-0.06885978	-0.36343547	1.00000000	-0.62057304	0.04834635
-0.03262715	0.35559711	0.17919582	-0.62057304	1.00000000	-0.80152130
0.03173555	-0.47299655	0.04658490	0.04834635	-0.80152130	1.00000000

Covariance matrix
1.14171453E-16	5.21965897E-17	1.46987721E-16	-1.24593941E-15	-8.27902489E-15	6.18033333E-15
5.21965897E-17	1.87590320E-15	-2.82991145E-15	-4.36256397E-14	3.65750277E-13	-3.73379303E-13
1.46987721E-16	-2.82991145E-15	1.71286065E-11	-2.20018534E-11	1.76120588E-11	3.51393084E-12
-1.24593941E-15	-4.36256397E-14	-2.20018534E-11	2.13964578E-10	-2.15568388E-10	1.28890728E-11
-8.27902489E-15	3.65750277E-13	1.76120588E-11	-2.15568388E-10	5.63952415E-10	-3.46915220E-10
6.18033333E-15	-3.73379303E-13	3.51393084E-12	1.28890728E-11	-3.46915220E-10	3.32180479E-10