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JPL Small-Body Database Browser
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160585 (1999 RK2)
Classification: Main-belt Asteroid          SPK-ID: 2160585
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 .2154126544724765 6.3632e-08  
a 2.520343803332369 1.2904e-08 au
q 1.977429854473286 1.6009e-07 au
i 8.085579302414267 9.3105e-06 deg
node 148.760238969633 2.8685e-05 deg
peri 234.4040435758046 3.7176e-05 deg
M 291.5254578353055 2.2632e-05 deg
tp 2458878.480764184882
(2020-Jan-29.98076419)
9.1954e-05 TDB
period 1461.463953506438
4.00
1.1224e-05
3.073e-08
d
yr
n .2463283470907817 1.8918e-09 deg/d
Q 3.063257752191451 1.5684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      8297 days (22.72 yr)  
   first obs. used      1997-02-07  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:41:34  

Additional Information
 Earth MOID = .991698 au 
 Jupiter MOID = 2.42188 au 
 T_jup = 3.410 
[ 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 16.5   n/a MPO417855  

160585 (1999 RK2)          Discovered 1999-Sep-05 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1999 RK2 = 2005 CV59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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