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101690 (1999 CA120)
Classification: Main-belt Asteroid          SPK-ID: 2101690
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1969366053929595 3.7333e-08  
a 2.368092166095625 8.9665e-09 au
q 1.901728133647092 8.8131e-08 au
i 10.70627624599528 4.8477e-06 deg
node 40.13274144780382 2.6016e-05 deg
peri 25.10902494107237 2.9597e-05 deg
M 48.23046895847036 1.4972e-05 deg
tp 2459022.173735408582
(2020-Jun-21.67373541)
5.4982e-05 TDB
period 1331.056003378045
3.64
7.5598e-06
2.07e-08
d
yr
n .2704619483225103 1.5361e-09 deg/d
Q 2.834456198544158 1.0732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      828  
   data-arc span      8097 days (22.17 yr)  
   first obs. used      1999-01-09  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48961  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:04  

Additional Information
 Earth MOID = .919171 au 
 Jupiter MOID = 2.52997 au 
 T_jup = 3.497 
[ 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 15.4   n/a MPO449616  
diameter diameter 4.503 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101690 (1999 CA120)          Discovered 1999-Feb-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 CA120 = 2001 QY108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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