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11696 Capen (1998 FD74)
Classification: Main-belt Asteroid          SPK-ID: 2011696
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1438884645719933 1.793e-08  
a 2.20590405464444 5.9611e-09 au
q 1.888499907228517 3.8849e-08 au
i 3.496046057408736 4.9657e-07 deg
node 66.318489772153 1.5897e-05 deg
peri 121.2196210083323 1.8126e-05 deg
M 338.1733175430103 1.12e-05 deg
tp 2459273.054371559581
(2021-Feb-27.55437156)
3.7396e-05 TDB
period 1196.680888766255
3.28
4.8508e-06
1.328e-08
d
yr
n .3008320792781692 1.2194e-09 deg/d
Q 2.523308202060363 6.8188e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2003  
   data-arc span      13118 days (35.92 yr)  
   first obs. used      1985-04-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:54:54  

Additional Information
 Earth MOID = .891445 au 
 Jupiter MOID = 2.433 au 
 T_jup = 3.645 
[ 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 14.3   n/a MPO502258  

11696 Capen           Discovered 1998 Mar. 22 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Charles ("Chick") Franklin Capen (1926-1986) was best known for his observations of the planets, particularly Mars. He worked at the Lowell Observatory for many years as an observer and tour guide.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1998 FD74 = 1985 GG1 = 1988 BS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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