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117208 (2004 RM194)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117208
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1959537541699014 4.026e-08  
a 3.249939167287583 2.7641e-08 au
q 2.613101386633778 1.2847e-07 au
i 19.37788724676037 6.8664e-06 deg
node 197.6220068277686 1.4157e-05 deg
peri 257.675387742173 2.2939e-05 deg
M 186.4737033653001 1.7189e-05 deg
tp 2460032.011495318976
(2023-Mar-28.51149532)
0.00010626 TDB
period 2139.987687840588
5.86
2.7301e-05
7.475e-08
d
yr
n .1682252669235063 2.1462e-09 deg/d
Q 3.886776947941389 3.3058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      605  
   data-arc span      7560 days (20.70 yr)  
   first obs. used      1998-08-27  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54501  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:33  

Additional Information
 Earth MOID = 1.71 au 
 Jupiter MOID = 1.81872 au 
 T_jup = 3.063 
[ 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 14.3   n/a MPO264142  

117208 (2004 RM194)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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