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181867 (1999 CV118)
Classification: TransNeptunian Object          SPK-ID: 2181867
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2856627161923753 0.00017674  
a 52.4042375022531 0.017196 au
q 37.43430067736914 0.0032541 au
i 5.498596160025683 0.00022871 deg
node 305.7450618309286 0.00083511 deg
peri 146.9903989436291 0.022441 deg
M 37.35624641323193 0.029553 deg
tp 2444822.159406260416
(1981-Aug-05.65940626)
4.4032 TDB
period 138563.2420475948
379.37
68.204
0.1867
d
yr
n .002598091634405786 1.2788e-06 deg/d
Q 67.37417432713706 0.022109 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      7359 days (20.15 yr)  
   first obs. used      1999-02-10  
   last obs. used      2019-04-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .3092  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:23  

Additional Information
 Earth MOID = 36.4521 au 
 Jupiter MOID = 32.2808 au 
 T_jup = 6.154 
[ 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 7.4   n/a MPC27614  

181867 (1999 CV118)          Discovered 1999-Feb-10 by Jewitt, D. C., Trujillo, C. A., Luu, J. X. at Mauna Kea
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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