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86133 (1999 RA171)
Classification: Main-belt Asteroid          SPK-ID: 2086133
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .170018534453985 4.439e-08  
a 3.061517783504645 2.1219e-08 au
q 2.541003016748373 1.4318e-07 au
i 1.638394244718987 4.9141e-06 deg
node 133.5635987665242 0.00015371 deg
peri 254.9692758252126 0.00015439 deg
M 291.3119468188911 1.5946e-05 deg
tp 2459373.820907776489
(2021-Jun-08.32090778)
8.8716e-05 TDB
period 1956.607016436715
5.36
2.0341e-05
5.569e-08
d
yr
n .1839919804926468 1.9128e-09 deg/d
Q 3.582032550260918 2.4826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      10308 days (28.22 yr)  
   first obs. used      1992-05-08  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55341  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:58:56  

Additional Information
 Earth MOID = 1.54655 au 
 Jupiter MOID = 1.86413 au 
 T_jup = 3.211 
[ 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 14.9   n/a MPO348044  
diameter diameter 5.792 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86133 (1999 RA171)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 RA171 = 2000 YQ46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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