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JPL Small-Body Database Browser
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56920 (2000 RA1)
Classification: Main-belt Asteroid          SPK-ID: 2056920
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06127384985107614 5.6165e-08  
a 3.161063958900536 2.5134e-08 au
q 2.967373400513216 1.8017e-07 au
i 21.47265897379936 6.4548e-06 deg
node 183.5512553630548 1.2651e-05 deg
peri 227.5570498318642 4.1355e-05 deg
M 70.9640019336362 3.891e-05 deg
tp 2458195.845895504400
(2018-Mar-18.34589550)		 0.00022193 TDB
period 2052.808094935909
5.62		 2.4483e-05
6.703e-08		 d
yr
n .1753695344869729 2.0916e-09 deg/d
Q 3.354754517287855 2.6674e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1049  
   data-arc span      9844 days (26.95 yr)  
   first obs. used      1992-04-26  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:27:41  

Additional Information
 Earth MOID = 2.00147 au 
 Jupiter MOID = 1.93633 au 
 T_jup = 3.094 
[ 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 13.5   n/a MPO337709  
diameter diameter 10.119 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56920 (2000 RA1)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RA1 = 1998 HB120 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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