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JPL Small-Body Database Browser
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C/1999 U2 (SOHO)
Classification: Hyperbolic Comet          SPK-ID: 1001481
Ephemeris | Orbit Diagram | Orbital Elements ]

[ show orbit diagram ]
Orbital Elements at Epoch 2451476.5 (1999-Oct-25.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.016170765910039 0.28899  
a -3.031123069109495 54.212 au
q .0490155815950885 0.00071272 au
i 26.81108230522026 2.1514 deg
node 82.13415586809874 1.5177 deg
peri 21.7880359400039 1.9702 deg
M -.04205016802392362 1.1246 deg
tp 2451476.725148478474
(1999-Oct-25.22514848)
0.025551 TDB
period n/a
n/a
n/a
n/a
d
yr
n .1867663877141393 5.0105 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      1 day  
   first obs. used      1999-10-24  
   last obs. used      1999-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   norm. resid. RMS      .099565  
   source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-18 09:09:30  

Additional Information
 Earth MOID = .0442947 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements ]

no physical parameters available
Ephemeris | Orbit Diagram | Orbital Elements ]
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