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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2156113043789985 4.4703e-08  
a 3.966811616376911 4.5631e-08 au
q 3.111522189544122 1.7049e-07 au
i 7.012548651610042 5.4645e-06 deg
node 277.4839102033565 5.5632e-05 deg
peri 179.2495408563034 5.8521e-05 deg
M 278.523242637996 2.1102e-05 deg
tp 2459653.618562411690
(2022-Mar-15.11856241)
0.00017787 TDB
period 2885.763867891188
7.90
4.9794e-05
1.363e-07
d
yr
n .1247503317944982 2.1526e-09 deg/d
Q 4.8221010432097 5.547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      14257 days (39.03 yr)  
   first obs. used      1980-09-16  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:42:00  

Additional Information
 Earth MOID = 2.12836 au 
 Jupiter MOID = .386386 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 13.1   n/a MPO459295  
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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