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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 29 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .01412434950413904 | 4.4785e-08 | |
a | 3.009532750352343 | 1.7865e-08 | au |
q | 2.967025057942213 | 1.3386e-07 | au |
i | 3.866744252311922 | 3.7163e-06 | deg |
node | 228.3400779338156 | 7.3307e-05 | deg |
peri | 86.83265513226516 | 0.00017678 | deg |
M | 201.8989272253323 | 0.0001638 | deg |
tp | 2459837.989466750871 (2022-Sep-15.48946675) | 0.00087036 | TDB |
period | 1906.983948553078 5.22 | 1.698e-05 4.649e-08 | d yr |
n | .1887797746138081 | 1.6809e-09 | deg/d |
Q | 3.052040442762472 | 1.8117e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457115.5 (2015-Apr-03.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .01252715207672504 | 4.3713e-08 | |
q | 2.974165223491298 | 1.3056e-07 | au |
tp | 2457899.206568597748 (2017-May-25.70656860) | 0.00099871 | TDB |
node | 228.411507428474 | 7.3376e-05 | deg |
peri | 80.64698622296274 | 0.0001999 | deg |
i | 3.863539156637281 | 3.7141e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.910841249940461E-15 |
-5.654814500096935E-15 |
1.063468605074242E-11 |
-2.09926664620994E-16 |
1.972863149480714E-12 |
1.392201515255536E-15 |
q |
-5.654814500096935E-15 |
1.704515203023161E-14 |
-2.55977120953518E-11 |
7.036650575658613E-16 |
-4.766891691606302E-12 |
-4.112803840016143E-15 |
tp |
1.063468605074242E-11 |
-2.55977120953518E-11 |
9.974252207747584E-7 |
1.101732746906311E-10 |
1.857419460600873E-7 |
1.007499260286188E-11 |
node |
-2.09926664620994E-16 |
7.036650575658613E-16 |
1.101732746906311E-10 |
5.384083269464175E-9 |
-5.350876634769968E-9 |
-1.99558927879426E-11 |
peri |
1.972863149480714E-12 |
-4.766891691606302E-12 |
1.857419460600873E-7 |
-5.350876634769968E-9 |
3.99588869073864E-8 |
2.180792021116418E-11 |
i |
1.392201515255536E-15 |
-4.112803840016143E-15 |
1.007499260286188E-11 |
-1.99558927879426E-11 |
2.180792021116418E-11 |
1.379466422837214E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
14.3 |
|
n/a |
MPO467863 |
|
diameter |
diameter |
4.010 |
km |
1.296 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
rotation period |
rot_per |
5.638 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
geometric albedo |
albedo |
0.252 |
|
0.160 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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|
15645 (4163 P-L) Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar |
Reference: 20000621/Numbers.arc | Last Updated: 2004-04-19 |
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