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86167 (1999 RM209)
Classification: Main-belt Asteroid          SPK-ID: 2086167
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878135771464601 4.1704e-08  
a 3.085635176265385 2.0412e-08 au
q 2.506110996042035 1.3135e-07 au
i 9.801430569270154 5.3509e-06 deg
node 276.107572943769 3.5567e-05 deg
peri 164.443305868139 4.1704e-05 deg
M 247.6560470493149 2.0079e-05 deg
tp 2459618.320752838734
(2022-Feb-07.82075284)
0.00011109 TDB
period 1979.772521620069
5.42
1.9644e-05
5.378e-08
d
yr
n .1818390729584469 1.8043e-09 deg/d
Q 3.665159356488735 2.4245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      8070 days (22.09 yr)  
   first obs. used      1998-06-26  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:59:19  

Additional Information
 Earth MOID = 1.52359 au 
 Jupiter MOID = 1.58873 au 
 T_jup = 3.177 
[ 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 13.7   n/a MPO439618  
diameter diameter 6.409 km 0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.156   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

86167 (1999 RM209)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 RM209 = 1998 MC40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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