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JPL Small-Body Database Browser
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434304 (2004 FC21)
Classification: Main-belt Asteroid          SPK-ID: 2434304
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1587860837360222 7.3367e-08  
a 3.049199802065782 5.669e-08 au
q 2.565029306967103 2.1042e-07 au
i 26.92929320918002 9.8955e-06 deg
node 2.601470742495747 1.6694e-05 deg
peri 253.5703729913095 3.6101e-05 deg
M 242.8262455688098 3.3048e-05 deg
tp 2459233.502020247151
(2021-Jan-19.00202025)
0.00018682 TDB
period 1944.810323738465
5.32
5.4236e-05
1.485e-07
d
yr
n .1851080260145782 5.1623e-09 deg/d
Q 3.533370297164462 6.5692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      5441 days (14.90 yr)  
   first obs. used      2004-02-23  
   last obs. used      2019-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72333  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:10:28  

Additional Information
 Earth MOID = 1.68406 au 
 Jupiter MOID = 1.80208 au 
 T_jup = 3.054 
[ 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 15.6   n/a MPO434583  

434304 (2004 FC21)          Discovered 2004-Feb-23 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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