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66227 (1999 CR109)
Classification: Outer Main-belt Asteroid          SPK-ID: 2066227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158184536129053 3.5888e-08  
a 3.967024713756024 3.3402e-08 au
q 3.110867574589021 1.4981e-07 au
i 7.012565741400286 3.7109e-06 deg
node 277.4843775535993 5.2118e-05 deg
peri 179.2554935510971 5.4486e-05 deg
M 303.4900385165118 1.6885e-05 deg
tp 2459653.520960424951
(2022-Mar-15.02096043)
0.00013893 TDB
period 2885.996406149299
7.90
3.645e-05
9.979e-08
d
yr
n .1247402800755173 1.5754e-09 deg/d
Q 4.823181852923027 4.0611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1012  
   data-arc span      14759 days (40.41 yr)  
   first obs. used      1980-09-16  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:20:21  

Additional Information
 Earth MOID = 2.12748 au 
 Jupiter MOID = .385571 au 
 T_jup = 3.004 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.22   n/a MPCxxxxx  
diameter diameter 11.264 km 1.152 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.088   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

66227 (1999 CR109)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CR109 = 1980 SW = 1996 TY55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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