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109857 (2001 RK136)
Classification: Main-belt Asteroid          SPK-ID: 2109857
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08133767691387901 5.7908e-08  
a 2.686126613007871 1.9198e-08 au
q 2.467643314409265 1.5102e-07 au
i 6.297719234702301 5.3419e-06 deg
node 125.1469106506213 5.4028e-05 deg
peri 255.5013278077996 6.3688e-05 deg
M 342.7521248307679 3.1524e-05 deg
tp 2458677.540881964403
(2019-Jul-13.04088196)
0.00014074 TDB
period 1608.007782701264
4.40
1.7239e-05
4.72e-08
d
yr
n .2238795134406889 2.4001e-09 deg/d
Q 2.904609911606477 2.0759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      6648 days (18.20 yr)  
   first obs. used      2001-09-11  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:18:02  

Additional Information
 Earth MOID = 1.47799 au 
 Jupiter MOID = 2.48023 au 
 T_jup = 3.361 
[ 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 16.0   n/a MPO453560  
diameter diameter 3.379 km 0.675 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109857 (2001 RK136)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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