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118456 (1999 VO205)
Classification: Main-belt Asteroid          SPK-ID: 2118456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1949026217014988 6.0669e-08  
a 3.147051568798991 3.4913e-08 au
q 2.533682967410253 1.8898e-07 au
i 20.26805647555559 7.1003e-06 deg
node 278.9988690053941 1.9383e-05 deg
peri 84.44610698844627 2.7801e-05 deg
M 255.2521739113534 2.1272e-05 deg
tp 2459593.830582131051
(2022-Jan-14.33058213)
0.00012704 TDB
period 2039.173675894833
5.58
3.3933e-05
9.29e-08
d
yr
n .1765420985252883 2.9378e-09 deg/d
Q 3.76042017018773 4.1717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      1999-10-06  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50283  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:55:47  

Additional Information
 Earth MOID = 1.62745 au 
 Jupiter MOID = 2.0222 au 
 T_jup = 3.085 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO436569  
diameter diameter 8.231 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118456 (1999 VO205)          Discovered 1999-Nov-10 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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