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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2378586869453447 3.421e-08  
a 2.428213710847414 7.2747e-09 au
q 1.850641985962565 8.4858e-08 au
i 6.528777302540376 5.5433e-06 deg
node 333.2908643046903 2.742e-05 deg
peri 70.77739789132119 3.0165e-05 deg
M 132.7785461248242 1.1609e-05 deg
tp 2458490.753566815134
(2019-Jan-07.25356682)
4.3642e-05 TDB
period 1382.066013691974
3.78
6.2108e-06
1.7e-08
d
yr
n .2604795982489405 1.1706e-09 deg/d
Q 3.005785435732263 9.005e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      8402 days (23.00 yr)  
   first obs. used      1997-02-01  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:46:56  

Additional Information
 Earth MOID = .871454 au 
 Jupiter MOID = 2.45447 au 
 T_jup = 3.461 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457013.5 (2014-Dec-22.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .235937591997001 3.4055e-08  
q 1.856294919127109 8.4353e-08 au
tp 2457106.810570843824
(2015-Mar-25.31057084)
4.2592e-05 TDB
node 333.3839627579932 2.7352e-05 deg
peri 70.56225986858587 3.0182e-05 deg
i 6.535514756267568 5.5462e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      8402 days (23.00 yr)  
   first obs. used      1997-02-01  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:46:56  

Additional Information
 Jupiter MOID = 2.45447 au 
 T_jup = 3.461 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.159772892874416E-15 -2.866971418319169E-15 -8.166735115717601E-13 6.162683809428118E-15 -2.39577170189172E-13 -5.284646536626937E-15
q -2.866971418319169E-15 7.115415165196938E-15 2.039627461883163E-12 -1.555578053061125E-14 5.971605889794345E-13 1.36596401900462E-14
tp -8.166735115717601E-13 2.039627461883163E-12 1.81410084955748E-9 -9.592752799463798E-12 5.488877889961325E-10 6.411461127835098E-12
node 6.162683809428118E-15 -1.555578053061125E-14 -9.592752799463798E-12 7.481160484696634E-10 -7.454846228478029E-10 2.850327785632493E-11
peri -2.39577170189172E-13 5.971605889794345E-13 5.488877889961325E-10 -7.454846228478029E-10 9.109694833370246E-10 -2.649025257189244E-11
i -5.284646536626937E-15 1.36596401900462E-14 6.411461127835098E-12 2.850327785632493E-11 -2.649025257189244E-11 3.076044711570596E-11

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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