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JPL Small-Body Database Browser
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109707 (2001 RK44)
Classification: Main-belt Asteroid          SPK-ID: 2109707
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832762920485623 6.5724e-08  
a 2.644367416861882 1.2921e-08 au
q 2.159717561885401 1.7683e-07 au
i 13.54627699554123 6.3171e-06 deg
node 64.53636799253317 2.0678e-05 deg
peri 324.535981366667 2.3714e-05 deg
M 34.74998747655231 1.0869e-05 deg
tp 2458448.888105563596
(2018-Nov-26.38810556)
4.7185e-05 TDB
period 1570.656163083043
4.30
1.1512e-05
3.152e-08
d
yr
n .2292035701138787 1.6799e-09 deg/d
Q 3.129017271838363 1.5289e-08 au
  Orbit Determination Parameters
   # obs. used (total)      806  
   data-arc span      6369 days (17.44 yr)  
   first obs. used      2001-08-18  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:42:27  

Additional Information
 Earth MOID = 1.1803 au 
 Jupiter MOID = 2.32439 au 
 T_jup = 3.330 
[ 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 15.0   n/a MPO333681  

109707 (2001 RK44)          Discovered 2001-Sep-12 by NEAT at Palomar
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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