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74472 (1999 CX55)
Classification: Main-belt Asteroid          SPK-ID: 2074472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06676544048771135 4.7763e-08  
a 2.997626016616017 2.0013e-08 au
q 2.797488195199225 1.4269e-07 au
i 11.83086348120357 5.4399e-06 deg
node 40.76864781332091 1.926e-05 deg
peri 179.8653136917316 3.5367e-05 deg
M 339.4535572203463 3.0244e-05 deg
tp 2459108.692895367082
(2020-Sep-16.19289537)
0.00015942 TDB
period 1895.67813513293
5.19
1.8984e-05
5.198e-08
d
yr
n .1899056560963899 1.9018e-09 deg/d
Q 3.19776383803281 2.1349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      7742 days (21.20 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52006  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:05:32  

Additional Information
 Earth MOID = 1.78928 au 
 Jupiter MOID = 1.77246 au 
 T_jup = 3.218 
[ 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 14.1   n/a MPO337819  
diameter diameter 5.833 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.267   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74472 (1999 CX55)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/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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