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(1979 XB)
Classification: Apollo [NEO, PHA]          SPK-ID: 3012393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2444221.5 (1979-Dec-14.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7084572219505028 0.059531  
a 2.228139446564493 0.41502 au
q .6495979641330815 0.011648 au
i 24.73433191482803 1.6142 deg
node 86.05548731492976 0.12115 deg
peri 75.57980383566122 0.72717 deg
M 346.3189367247112 4.3382 deg
tp 2444267.666752772366
(1980-Jan-29.16675277)
1.7406 TDB
period 1214.820124987756
3.33
339.41
0.9293
d
yr
n .2963401680587308 0.082795 deg/d
Q 3.806680928995904 0.70904 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      4 days  
   first obs. used      1979-12-11  
   last obs. used      1979-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .43528  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:18:28  

Additional Information
 Earth MOID = .023863 au 
 Jupiter MOID = 2.08456 au 
 T_jup = 3.174 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.6   n/a MPO70208  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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