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78209 (2002 OA)
Classification: Main-belt Asteroid          SPK-ID: 2078209
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456266796478557 4.1603e-08  
a 3.03358762309545 2.137e-08 au
q 2.591816330123229 1.239e-07 au
i 6.051672845126254 4.6661e-06 deg
node 99.82219133012114 4.3463e-05 deg
peri 212.6682754460474 4.6337e-05 deg
M 125.778095257679 1.6876e-05 deg
tp 2458326.227021961443
(2018-Jul-26.72702196)
8.871e-05 TDB
period 1929.8930517002
5.28
2.0392e-05
5.583e-08
d
yr
n .186538834202676 1.9711e-09 deg/d
Q 3.475358916067671 2.4482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      10728 days (29.37 yr)  
   first obs. used      1991-06-06  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:45  

Additional Information
 Earth MOID = 1.58005 au 
 Jupiter MOID = 1.79344 au 
 T_jup = 3.218 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO453202  

78209 (2002 OA)          Discovered 2002-Jul-16 by Broughton, J. at Reedy Creek
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 OA = 1998 XS14 = 2001 FL153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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