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JPL Small-Body Database Browser
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226636 (2004 FO21)
Classification: Main-belt Asteroid          SPK-ID: 2226636
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04396059310962228 6.1822e-08  
a 2.239761779034394 1.4604e-08 au
q 2.141300522803779 1.4618e-07 au
i 6.625848290895947 6.4845e-06 deg
node 199.1925708414875 4.107e-05 deg
peri 298.9210352824469 7.9422e-05 deg
M 218.8605390452078 6.6999e-05 deg
tp 2459080.506506626336
(2020-Aug-19.00650663)
0.00022824 TDB
period 1224.337553909397
3.35
1.1975e-05
3.279e-08
d
yr
n .2940365578516271 2.8759e-09 deg/d
Q 2.338223035265008 1.5246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2002-09-28  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63927  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:28:06  

Additional Information
 Earth MOID = 1.1618 au 
 Jupiter MOID = 2.65821 au 
 T_jup = 3.625 
[ 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 17.1   n/a MPO245451  

226636 (2004 FO21)          Discovered 2004-Mar-16 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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