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249495 (2009 VO116)
Classification: Main-belt Asteroid          SPK-ID: 2249495
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0178527788237055 6.2878e-08  
a 3.089073151258058 3.9403e-08 au
q 3.033924611518402 2.1108e-07 au
i 12.77970365131808 4.6998e-06 deg
node 118.9044154129117 2.5615e-05 deg
peri 70.25590465694084 0.00014571 deg
M 269.9016668359587 0.00014618 deg
tp 2459496.812223967593
(2021-Oct-09.31222397)
0.00080939 TDB
period 1983.082198679815
5.43
3.7944e-05
1.039e-07
d
yr
n .1815355915350662 3.4734e-09 deg/d
Q 3.144221690997715 4.0107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      7955 days (21.78 yr)  
   first obs. used      1999-01-08  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54353  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:17:24  

Additional Information
 Earth MOID = 2.0653 au 
 Jupiter MOID = 1.92113 au 
 T_jup = 3.187 
[ 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 15.0   n/a MPO454850  
diameter diameter 3.778 km 1.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249495 (2009 VO116)          Discovered 2009-Nov-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 VO116 = 2005 EG242 = 2008 WX97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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