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70383 (1999 RK218)
Classification: Main-belt Asteroid          SPK-ID: 2070383
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1835829998971578 2.693e-08  
a 2.416942825780848 8.2373e-09 au
q 1.973233211244086 6.3134e-08 au
i 4.536248522059266 3.4754e-06 deg
node 244.8013455288744 5.5249e-05 deg
peri 224.7214377720289 5.7246e-05 deg
M 87.49492137725527 1.5286e-05 deg
tp 2458666.936642282046
(2019-Jul-02.43664228)
5.7483e-05 TDB
period 1372.45461665938
3.76
7.0163e-06
1.921e-08
d
yr
n .26230375535204 1.3409e-09 deg/d
Q 2.86065244031761 9.7495e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1381  
   data-arc span      10066 days (27.56 yr)  
   first obs. used      1992-11-25  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:35:09  

Additional Information
 Earth MOID = .992965 au 
 Jupiter MOID = 2.28047 au 
 T_jup = 3.489 
[ 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 15.1   n/a MPO459317  

70383 (1999 RK218)          Discovered 1999-Sep-04 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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