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JPL Small-Body Database Browser
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34381 (2000 RW55)
Classification: Main-belt Asteroid          SPK-ID: 2034381
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04481211459387167 5.8763e-08  
a 3.186268824523866 2.9011e-08 au
q 3.043485380832422 1.923e-07 au
i 12.69309951134849 6.7669e-06 deg
node 340.7706904066752 2.0686e-05 deg
peri 8.39307074097893 5.6456e-05 deg
M 90.3856227855633 5.2088e-05 deg
tp 2458078.922435173327
(2017-Nov-21.42243517)
0.00030129 TDB
period 2077.409189103836
5.69
2.8373e-05
7.768e-08
d
yr
n .1732927734642874 2.3668e-09 deg/d
Q 3.32905226821531 3.0311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      9823 days (26.89 yr)  
   first obs. used      1992-03-06  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5608  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:41:45  

Additional Information
 Earth MOID = 2.03575 au 
 Jupiter MOID = 1.94303 au 
 T_jup = 3.158 
[ 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 14.0   n/a MPO319504  
diameter diameter 8.066 km 0.263 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34381 (2000 RW55)          Discovered 2000-Sep-05 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RW55 = 1992 EW27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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