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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06939661492998868 4.8993e-08  
a 2.129446101208449 1.1971e-08 au
q 1.98166975010872 1.0267e-07 au
i 2.361754421985323 6.1447e-06 deg
node 176.7496669750155 0.00016515 deg
peri 162.2563580696063 0.00017803 deg
M 69.82163883728042 6.6567e-05 deg
tp 2457180.366599478404
(2015-Jun-06.86659948)
0.00021017 JED
period 1135.006647043367
3.11
9.5706e-06
2.62e-08
d
yr
n .3171787592061961 2.6745e-09 deg/d
Q 2.277222452308177 1.2801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      9222 days (25.25 yr)  
   first obs. used      1990-09-14  
   last obs. used      2015-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51924  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:16:26  

Additional Information
 Earth MOID = .970614 au 
 Jupiter MOID = 2.92357 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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