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JPL Small-Body Database Browser
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39689 (1996 RK11)
Classification: Main-belt Asteroid          SPK-ID: 2039689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715779053794671 4.6276e-08  
a 2.433260224561749 8.1646e-09 au
q 2.015766531988272 1.1374e-07 au
i 1.703007563554654 5.6059e-06 deg
node 29.76716082501745 0.00012142 deg
peri 13.271213123 0.00012215 deg
M 46.33899080520401 1.2021e-05 deg
tp 2458822.046392083980
(2019-Dec-04.54639208)
4.628e-05 TDB
period 1386.37673659808
3.80
6.9778e-06
1.91e-08
d
yr
n .2596696774380213 1.307e-09 deg/d
Q 2.850753917135225 9.5655e-09 au
  Orbit Determination Parameters
   # obs. used (total)      817  
   data-arc span      8539 days (23.38 yr)  
   first obs. used      1996-09-08  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:33:17  

Additional Information
 Earth MOID = 1.02455 au 
 Jupiter MOID = 2.54685 au 
 T_jup = 3.485 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO449242  

39689 (1996 RK11)          Discovered 1996-Sep-08 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 RK11 = 1998 EL7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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