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66211 (1999 CA22)
Classification: Outer Main-belt Asteroid          SPK-ID: 2066211
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .218794598113269 4.424e-08  
a 3.215380632846835 2.9831e-08 au
q 2.511872719501923 1.4386e-07 au
i 13.67071742511558 9.2319e-06 deg
node 353.08893778 2.0173e-05 deg
peri 78.68214974470274 2.9209e-05 deg
M 281.9261487491451 2.3719e-05 deg
tp 2459457.220090800458
(2021-Aug-30.72009080)
0.00014203 TDB
period 2105.944948967337
5.77
2.9307e-05
8.024e-08
d
yr
n .1709446394486847 2.3789e-09 deg/d
Q 3.918888546191746 3.6357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1997-09-30  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57937  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:55:34  

Additional Information
 Earth MOID = 1.5692 au 
 Jupiter MOID = 1.71753 au 
 T_jup = 3.109 
[ 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 13.3   n/a MPO449421  
diameter diameter 7.671 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.144   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66211 (1999 CA22)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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