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JPL Small-Body Database Browser
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109855 (2001 RU134)
Classification: Main-belt Asteroid          SPK-ID: 2109855
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162841263494781 4.3308e-08  
a 2.661180050534543 1.828e-08 au
q 2.227830128718393 1.1666e-07 au
i 11.56447051071557 7.4539e-06 deg
node 23.59894933438207 2.5689e-05 deg
peri 78.05633353501558 3.7547e-05 deg
M 293.6785891423727 2.4842e-05 deg
tp 2458892.619851482230
(2020-Feb-13.11985148)
0.0001099 TDB
period 1585.659068070148
4.34
1.6338e-05
4.473e-08
d
yr
n .2270349328233236 2.3393e-09 deg/d
Q 3.094529972350693 2.1256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      7556 days (20.69 yr)  
   first obs. used      1999-03-21  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:18:02  

Additional Information
 Earth MOID = 1.27812 au 
 Jupiter MOID = 2.17115 au 
 T_jup = 3.338 
[ 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 15.3   n/a MPO453559  
diameter diameter 5.602 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109855 (2001 RU134)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 RU134 = 2001 QG324 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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