AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Tvashtri ∴ Orbital info ∴ Epoch epochXXX

(2491) Tvashtri ▹

ORBITAL INFORMATION

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(ASCII data file 2491.eq0)

Keplerian elements at epoch
57940.7 MJD
	Value	1-σ variation	Units
a	1.87777	4.037e-09	au
e	0.054243	3.224e-08
i	22.865	3.371e-06	deg
Ω	125.312	8.358e-06	deg
ω	357.833	3.331e-05	deg
M	291.302	3.197e-05	deg

Other useful info
Absolute Magnitude (H)	13.6	mag
Slope parameter (G)	0.15	mag
Perihelion	1.7759	au
Aphelion	1.9796	au
Asc. node-Earth separation	0.79283	au
Desc. node-Earth separation	0.96429	au
Earth MOID	0.79281	au
Orbital period	939.858	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.16092741	0.00476924	0.00907528	0.00914622	-0.02117791
0.16092741	1.00000000	0.01594653	0.03172344	-0.08318903	0.04293939
0.00476924	0.01594653	1.00000000	-0.05762294	-0.04578538	0.06118366
0.00907528	0.03172344	-0.05762294	1.00000000	-0.26536037	0.03623016
0.00914622	-0.08318903	-0.04578538	-0.26536037	1.00000000	-0.96969429
-0.02117791	0.04293939	0.06118366	0.03623016	-0.96969429	1.00000000

Covariance matrix
1.62964744E-17	2.09424475E-17	6.49055244E-17	3.06201299E-16	1.23003703E-15	-2.73334129E-15
2.09424475E-17	1.03920483E-15	1.73301380E-15	8.54734061E-15	-8.93400999E-14	4.42558300E-14
6.49055244E-17	1.73301380E-15	1.13650259E-11	-1.62360644E-12	-5.14211531E-12	6.59454262E-12
3.06201299E-16	8.54734061E-15	-1.62360644E-12	6.98554412E-11	-7.38866539E-11	9.68131653E-12
1.23003703E-15	-8.93400999E-14	-5.14211531E-12	-7.38866539E-11	1.10983813E-09	-1.03282963E-09
-2.73334129E-15	4.42558300E-14	6.59454262E-12	9.68131653E-12	-1.03282963E-09	1.02218160E-09