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101941 (1999 RX23)
Classification: Main-belt Asteroid          SPK-ID: 2101941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2268188360451865 3.7491e-08  
a 2.237523184877718 7.1313e-09 au
q 1.730010780459635 8.2475e-08 au
i 5.316101936999782 3.6336e-06 deg
node 33.6088296694952 4.308e-05 deg
peri 260.7174268989301 4.3969e-05 deg
M 167.8057610772278 8.8732e-06 deg
tp 2458630.658454610257
(2019-May-27.15845461)
2.967e-05 TDB
period 1222.502463702045
3.35
5.8445e-06
1.6e-08
d
yr
n .2944779341465125 1.4078e-09 deg/d
Q 2.7450355892958 8.7489e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1069  
   data-arc span      9458 days (25.89 yr)  
   first obs. used      1995-03-27  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:31  

Additional Information
 Earth MOID = .722215 au 
 Jupiter MOID = 2.47561 au 
 T_jup = 3.597 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO251037  

101941 (1999 RX23)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RX23 = 2002 JH112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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