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JPL Small-Body Database Browser
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226631 (2004 FH2)
Classification: Main-belt Asteroid          SPK-ID: 2226631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1646909872206072 5.927e-08  
a 2.264128870202098 1.3761e-08 au
q 1.891247251373837 1.3729e-07 au
i 6.819717932926999 5.0307e-06 deg
node 144.5306001803289 4.9579e-05 deg
peri 55.67090326687431 5.3344e-05 deg
M 146.5131769684462 2.5689e-05 deg
tp 2458094.064285066775
(2017-Dec-06.56428507)
8.4963e-05 TDB
period 1244.371742858499
3.41
1.1345e-05
3.106e-08
d
yr
n .2893026156098891 2.6375e-09 deg/d
Q 2.637010489030359 1.6027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      9296 days (25.45 yr)  
   first obs. used      1994-06-16  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60987  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:27:49  

Additional Information
 Earth MOID = .899705 au 
 Jupiter MOID = 2.33444 au 
 T_jup = 3.590 
[ 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 16.8   n/a MPO300104  

226631 (2004 FH2)          Discovered 2004-Mar-17 by Tucker, R. A. at Goodricke-Pigott
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 FH2 = 1997 CB12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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