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201249 (2002 RK97)
Classification: Main-belt Asteroid          SPK-ID: 2201249
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 .1408100245723646 4.3955e-08  
a 3.055158143825314 2.9803e-08 au
q 2.624961250520812 1.3877e-07 au
i 10.57193461460263 8.6901e-06 deg
node 8.595310757961428 2.9157e-05 deg
peri 81.58005167964457 5.4505e-05 deg
M 336.3077925013974 4.0251e-05 deg
tp 2458728.866587755950
(2019-Sep-02.36658776)
0.00021808 TDB
period 1950.513543107696
5.34
2.8541e-05
7.814e-08
d
yr
n .1845667779503969 2.7007e-09 deg/d
Q 3.485355037129817 3.4e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      6272 days (17.17 yr)  
   first obs. used      2002-09-05  
   last obs. used      2019-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56625  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:20:04  

Additional Information
 Earth MOID = 1.66723 au 
 Jupiter MOID = 1.82115 au 
 T_jup = 3.195 
[ 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 14.9   n/a MPO459897  
diameter diameter 5.969 km 0.382 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201249 (2002 RK97)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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