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78799 (2002 XW93)
Classification: TransNeptunian Object          SPK-ID: 2078799
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2535376528826003 0.00018282  
a 37.36967192942804 0.010078 au
q 27.89505301944806 0.013949 au
i 14.36893695309992 0.0011084 deg
node 46.86878363414574 0.0024391 deg
peri 247.5386087059765 0.037606 deg
M 146.6021506778771 0.051159 deg
tp 2425021.139945928335
(1927-May-20.63994593)
6.9901 TDB
period 83440.58776016135
228.45
33.755
0.09242
d
yr
n .004314447077419578 1.7454e-06 deg/d
Q 46.84429083940802 0.012633 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      6852 days (18.76 yr)  
   first obs. used      1989-12-17  
   last obs. used      2008-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .50896  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 15:52:55  

Additional Information
 Earth MOID = 26.907 au 
 Jupiter MOID = 22.8918 au 
 T_jup = 5.162 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.5   n/a MPO157282  

78799 (2002 XW93)          Discovered 2002-Dec-10 by Palomar at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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