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

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2534316749373634 2.1554e-05  
a 37.37910341620851 0.0012206 au
q 27.90605462978186 0.0016069 au
i 14.35950894219864 0.00013283 deg
node 46.82777053933023 0.0004289 deg
peri 247.7342773622506 0.0057205 deg
M 147.2277112088809 0.0087347 deg
tp 2425063.228447133377
(1927-Jul-01.72844713)
1.3987 TDB
period 83472.17828847616
228.53
4.0888
0.01119
d
yr
n .004312814249987054 2.1126e-07 deg/d
Q 46.85215220263515 0.00153 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      9562 days (26.18 yr)  
   first obs. used      1989-12-17  
   last obs. used      2016-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .51552  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:28  

Additional Information
 Earth MOID = 26.9161 au 
 Jupiter MOID = 22.9035 au 
 T_jup = 5.163 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.0   n/a MPO553931  

78799 (2002 XW93)          Discovered 2002-Dec-10 by Palomar at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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