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JPL Small-Body Database Browser
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(1995 SN55)
Classification: Centaur          SPK-ID: 3137692
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2449996.5 (1995-Oct-06.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .663062047029355 0.12499  
a 23.56481811503028 1.3026 au
q 7.939881577803875 3.3843 au
i 4.686289046370666 0.33655 deg
node 140.3212884953155 5.5693 deg
peri 53.60254373855003 14.007 deg
M 180.352269757809 46.295 deg
tp 2470846.871558111026
(2052-Nov-05.37155811)
5845.7 TDB
period 41782.51376068388
114.39
3464.5
9.485
d
yr
n .008616044550645238 0.00071441 deg/d
Q 39.18975465225668 2.1663 au
  Orbit Determination Parameters
   # obs. used (total)      14  
   data-arc span      36 days  
   first obs. used      1995-09-20  
   last obs. used      1995-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      2.536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-18 11:08:57  

Additional Information
 Earth MOID = 6.9437 au 
 Jupiter MOID = 2.49842 au 
 T_jup = 3.396 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.9936   .36797 5 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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