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233969 (1979 OK9)
Classification: Main-belt Asteroid          SPK-ID: 2233969
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .23299335573444 1.0732e-07  
a 2.524901526320437 2.3929e-08 au
q 1.936616246804029 2.7256e-07 au
i 7.641244561600111 1.1697e-05 deg
node 154.6457778512207 5.3151e-05 deg
peri 194.1470267550959 5.6926e-05 deg
M 34.77671051946558 2.8642e-05 deg
tp 2458858.936564489320
(2020-Jan-10.43656449)
0.00011599 TDB
period 1465.430054269207
4.01
2.0832e-05
5.703e-08
d
yr
n .2456616738214283 3.4922e-09 deg/d
Q 3.113186805836845 2.9504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      15073 days (41.27 yr)  
   first obs. used      1979-07-24  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53988  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:50:25  

Additional Information
 Earth MOID = .930935 au 
 Jupiter MOID = 2.31509 au 
 T_jup = 3.404 
[ 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 15.7   n/a MPO446262  

233969 (1979 OK9)          Discovered 1979-Jul-24 by Bus, S. J. at Siding Spring
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

Alternate Designations
 1979 OK9 = 2003 MA11 = 2005 AE35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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