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43860 (1994 CQ9)
Classification: Main-belt Asteroid          SPK-ID: 2043860
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089203395960251 2.9098e-08  
a 3.153072401393941 1.668e-08 au
q 2.809638684663258 9.0914e-08 au
i 13.24485036798909 3.3356e-06 deg
node 138.7368446957104 1.5102e-05 deg
peri 246.082299445417 2.4364e-05 deg
M 46.00573811593767 1.7381e-05 deg
tp 2458939.158220558859
(2020-Mar-30.65822056)
9.9259e-05 TDB
period 2045.028391061019
5.60
1.6228e-05
4.443e-08
d
yr
n .1760366758591659 1.3969e-09 deg/d
Q 3.496506118124623 1.8497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2064  
   data-arc span      9901 days (27.11 yr)  
   first obs. used      1994-02-07  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48769  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:27:27  

Additional Information
 Earth MOID = 1.84159 au 
 Jupiter MOID = 2.05652 au 
 T_jup = 3.157 
[ 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 13.35   n/a MPCxxxxx  
diameter diameter 11.617 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43860 (1994 CQ9)          Discovered 1994-Feb-07 by Elst, E. W. at La Silla
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 CQ9 = 2000 FU19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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