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11049 (1990 RK2)
Classification: Main-belt Asteroid          SPK-ID: 2011049
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06933908422708987 4.8732e-08  
a 2.129377162448321 1.181e-08 au
q 1.981728100030075 1.0197e-07 au
i 2.36176162478777 6.0551e-06 deg
node 176.749494387629 0.00016485 deg
peri 162.2136048339359 0.00017771 deg
M 133.3096065034908 6.6355e-05 deg
tp 2457180.222383570272
(2015-Jun-06.72238357)
0.00020975 JED
period 1134.95153037407
3.11
9.442e-06
2.585e-08
d
yr
n .3171941623633452 2.6388e-09 deg/d
Q 2.277026224866567 1.2629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      956  
   data-arc span      9326 days (25.53 yr)  
   first obs. used      1990-09-14  
   last obs. used      2016-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53346  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:10:42  

Additional Information
 Earth MOID = .971904 au 
 Jupiter MOID = 2.92443 au 
 T_jup = 3.719 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a MPO347613  

11049 (1990 RK2)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RK2 = 1993 PN6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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