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65669 (1988 CJ4)
Classification: Main-belt Asteroid          SPK-ID: 2065669
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 .1412787204239366 5.4948e-08  
a 2.693382414455759 1.5567e-08 au
q 2.312864793329116 1.4618e-07 au
i 13.42796710971297 5.0025e-06 deg
node 297.5510135647058 2.457e-05 deg
peri 227.5285763661223 2.9666e-05 deg
M 104.2788777842959 1.7573e-05 deg
tp 2458532.830222435586
(2019-Feb-18.33022244)
7.7811e-05 TDB
period 1614.527539042464
4.42
1.3997e-05
3.832e-08
d
yr
n .2229754471785022 1.9331e-09 deg/d
Q 3.073900035582401 1.7766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      11763 days (32.21 yr)  
   first obs. used      1988-02-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:53:10  

Additional Information
 Earth MOID = 1.34437 au 
 Jupiter MOID = 2.03665 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456981.5 (2014-Nov-20.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141427791914201 5.4666e-08  
q 2.310032729067293 1.4544e-07 au
tp 2456917.458208690088
(2014-Sep-16.95820869)
7.5753e-05 TDB
node 297.5914429401039 2.4591e-05 deg
peri 226.778272607353 2.9728e-05 deg
i 13.42576687174003 5.0012e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      11763 days (32.21 yr)  
   first obs. used      1988-02-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:53:10  

Additional Information
 Jupiter MOID = 2.03665 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.988390609969839E-15 -7.918243874989152E-15 5.211959489292167E-13 1.303354570106231E-14 1.683881390145649E-13 -2.735015816423959E-15
q -7.918243874989152E-15 2.115404283018602E-14 -1.324492110149767E-12 -3.427656748720556E-14 -4.337811097212113E-13 7.890935232887982E-15
tp 5.211959489292167E-13 -1.324492110149767E-12 5.738574507383251E-9 1.394664737579469E-11 1.3067029132751E-9 4.23101328568236E-12
node 1.303354570106231E-14 -3.427656748720556E-14 1.394664737579469E-11 6.047277919299768E-10 -5.83997136875928E-10 1.703234478939849E-11
peri 1.683881390145649E-13 -4.337811097212113E-13 1.3067029132751E-9 -5.83997136875928E-10 8.837329905944392E-10 -1.577426290470718E-11
i -2.735015816423959E-15 7.890935232887982E-15 4.23101328568236E-12 1.703234478939849E-11 -1.577426290470718E-11 2.501207960292755E-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 14.4   n/a MPO474534  

65669 (1988 CJ4)          Discovered 1988-Feb-13 by Elst, E. W. at La Silla
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 CJ4 = 2000 WA88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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