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215108 (1996 RC18)
Classification: Main-belt Asteroid          SPK-ID: 2215108
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1190936096502423 3.8377e-08  
a 2.294584088797818 1.0939e-08 au
q 2.021313787016874 8.862e-08 au
i 2.969076332553591 4.8675e-06 deg
node 147.726794061576 9.0714e-05 deg
peri 284.2501190551088 9.3643e-05 deg
M 226.2363220436443 2.3576e-05 deg
tp 2459472.226304701273
(2021-Sep-14.72630470)
8.3839e-05 TDB
period 1269.563399324798
3.48
9.0784e-06
2.486e-08
d
yr
n .283562049907442 2.0277e-09 deg/d
Q 2.567854390578762 1.2241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      8677 days (23.76 yr)  
   first obs. used      1996-09-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62538  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:14:07  

Additional Information
 Earth MOID = 1.0384 au 
 Jupiter MOID = 2.66139 au 
 T_jup = 3.585 
[ 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 16.7   n/a MPO437029  

215108 (1996 RC18)          Discovered 1996-Sep-14 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 1996 RC18 = 2003 SD66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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