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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1377918467188866 | 2.9497e-08 | |
a | 1.904464895795958 | 4.7867e-09 | au |
q | 1.642045160792941 | 5.5371e-08 | au |
i | 22.90573049854306 | 4.1057e-06 | deg |
node | 182.5866917898573 | 8.6108e-06 | deg |
peri | 283.9516947589782 | 1.9287e-05 | deg |
M | 131.6962418139035 | 1.9155e-05 | deg |
tp | 2458649.320815710211 (2019-Jun-14.82081571) | 5.0535e-05 | TDB |
period | 959.9704942451671 2.63 | 3.6192e-06 9.909e-09 | d yr |
n | .3750115260397363 | 1.4138e-09 | deg/d |
Q | 2.166884630798975 | 5.4462e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457553.5 (2016-Jun-14.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1376382992614075 | 2.9497e-08 | |
q | 1.642298105030216 | 5.5365e-08 | au |
tp | 2457689.595172042463 (2016-Oct-28.09517204) | 4.9287e-05 | TDB |
node | 182.6019860190281 | 8.6076e-06 | deg |
peri | 283.997671875172 | 1.9306e-05 | deg |
i | 22.90993949219109 | 4.1063e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
8.700885025135031E-16 |
-1.628777657438793E-15 |
1.463083841468156E-13 |
-5.289564466360275E-15 |
3.212301339184578E-14 |
5.090953768087494E-15 |
q |
-1.628777657438793E-15 |
3.065268912618961E-15 |
-2.105539236181148E-13 |
9.726229019156233E-15 |
-3.949066289271597E-14 |
-9.853361713379587E-15 |
tp |
1.463083841468156E-13 |
-2.105539236181148E-13 |
2.429167645068439E-9 |
-1.485637741377611E-11 |
8.593084954308886E-10 |
-1.28188877912426E-11 |
node |
-5.289564466360275E-15 |
9.726229019156233E-15 |
-1.485637741377611E-11 |
7.409102718746674E-11 |
-7.26374954937675E-11 |
9.267690274595416E-12 |
peri |
3.212301339184578E-14 |
-3.949066289271597E-14 |
8.593084954308886E-10 |
-7.26374954937675E-11 |
3.727223779954836E-10 |
-1.305692369046421E-11 |
i |
5.090953768087494E-15 |
-9.853361713379587E-15 |
-1.28188877912426E-11 |
9.267690274595416E-12 |
-1.305692369046421E-11 |
1.686170092759699E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
13.18 |
|
n/a |
PDS3 (MPC 17266) |
|
rotation period |
rot_per |
2.81258 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Stephens, R.D. (2004) Minor Planet Bull. 31, 95-97.] [Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Warner, B.D.; Pravec, P.; Harris, A.W.; Higgins, D.; Bembrick, C.; Brinsfield, J. (2009) CBET 1715.] [Warner, B.D.; Pravec, P.; Harris, A.W.; Higgins, D.; et al. (2009) Minor Planet Bull. 36, 165-166.] [Warner, B.D. (2011) Minor Planet Bull. 38, 33-36.] [Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
B-V |
BV |
0.787 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=18.00 deg. |
U-B |
UB |
0.340 |
|
0.025 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=18.00 deg. |
Tholen spectral type |
spec_T |
EU |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 4 color indices; used ground-based radiometric albedo |
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2577 Litva (1975 EE3) Discovered 1975-Mar-12 by Chernykh, N. at Nauchnyj |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1975 EE3 = 1934 VY = 1954 JD = 1976 SA2 |
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