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150793 (2001 RJ38)
Classification: Main-belt Asteroid          SPK-ID: 2150793
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2022095693933834 4.1217e-08  
a 2.36109589222671 1.5618e-08 au
q 1.883659708563061 9.5063e-08 au
i 1.805527658306746 5.8034e-06 deg
node 205.5549777926201 0.00015546 deg
peri 79.56840804452791 0.00015896 deg
M 157.3596191089285 2.1851e-05 deg
tp 2458621.258512363347
(2019-May-17.75851236)
8.3573e-05 TDB
period 1325.161669366061
3.63
1.3149e-05
3.6e-08
d
yr
n .271664966111055 2.6955e-09 deg/d
Q 2.83853207589036 1.8776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      9747 days (26.69 yr)  
   first obs. used      1993-03-26  
   last obs. used      2019-12-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61835  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:20:03  

Additional Information
 Earth MOID = .86636 au 
 Jupiter MOID = 2.32084 au 
 T_jup = 3.523 
[ 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 17.25   n/a MPCxxxxx  

150793 (2001 RJ38)          Discovered 2001-Sep-08 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2001 RJ38 = 1993 FJ85 = 2005 UK278 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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