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65849 (1997 CF9)
Classification: Main-belt Asteroid          SPK-ID: 2065849
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2378586885289775 3.4091e-08  
a 2.428213710308134 7.1921e-09 au
q 1.850641981706159 8.4504e-08 au
i 6.528775604200918 5.4052e-06 deg
node 333.2908719817364 2.6782e-05 deg
peri 70.77739116836972 2.9327e-05 deg
M 132.7785457368014 1.1413e-05 deg
tp 2458490.753568474595
(2019-Jan-07.25356847)
4.2806e-05 TDB
period 1382.066013231561
3.78
6.1403e-06
1.681e-08
d
yr
n .260479598335715 1.1573e-09 deg/d
Q 3.00578543891011 8.9028e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1208  
   data-arc span      8486 days (23.23 yr)  
   first obs. used      1997-02-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:54:38  

Additional Information
 Earth MOID = .871454 au 
 Jupiter MOID = 2.45447 au 
 T_jup = 3.461 
[ 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 15.2   n/a MPO453053  

65849 (1997 CF9)          Discovered 1997-Feb-01 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CF9 = 1999 RA16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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