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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06947640840480977 4.9193e-08  
a 2.12963092552132 1.4797e-08 AU
q 1.981671817588287 1.0304e-07 AU
i 2.361479242669478 6.2342e-06 deg
node 176.7510636528252 0.00020011 deg
peri 162.3985450848946 0.00021759 deg
M 302.8324087970855 8.6864e-05 deg
tp 2457180.761232689103
(2015-Jun-07.26123269)
0.0002744 JED
period 1135.154418833878
3.11
1.1831e-05
3.239e-08
d
yr
n .3171374696050789 3.3054e-09 deg/d
Q 2.277590033454352 1.5825e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      768  
   data-arc span      9048 days (24.77 yr)  
   first obs. used      1990-09-14  
   last obs. used      2015-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53145  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:05:59  

Additional Information
 Earth MOID = .973196 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 14.9 mag n/a MPO259421  

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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