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129868 (1999 RC187)
Classification: Main-belt Asteroid          SPK-ID: 2129868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1707889064961454 5.5894e-08  
a 2.694873061769127 1.6622e-08 au
q 2.234618638403659 1.4982e-07 au
i 7.412632742986045 6.1073e-06 deg
node 348.3256400234266 3.894e-05 deg
peri 15.62448351952843 4.1419e-05 deg
M 235.0758891869906 1.5906e-05 deg
tp 2459561.224668370996
(2021-Dec-12.72466837)
7.431e-05 TDB
period 1615.86806021546
4.42
1.495e-05
4.093e-08
d
yr
n .2227904671573232 2.0613e-09 deg/d
Q 3.155127485134595 1.9461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      9900 days (27.10 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:48:01  

Additional Information
 Earth MOID = 1.23308 au 
 Jupiter MOID = 2.30628 au 
 T_jup = 3.337 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO280657  

129868 (1999 RC187)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1999 RC187 = 1993 FH67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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