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186818 (2004 FN23)
Classification: Main-belt Asteroid          SPK-ID: 2186818
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1032084183254429 3.6861e-08  
a 2.394774859311863 1.0629e-08 au
q 2.14761393383675 8.7018e-08 au
i 6.077628429895353 6.0119e-06 deg
node 183.1697111802038 3.0861e-05 deg
peri 118.0974769964987 4.3751e-05 deg
M 74.60483293188028 2.9143e-05 deg
tp 2458919.982523374067
(2020-Mar-11.48252337)
0.00010955 TDB
period 1353.615947073345
3.71
9.012e-06
2.467e-08
d
yr
n .2659543135394914 1.7706e-09 deg/d
Q 2.641935784786976 1.1726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      10125 days (27.72 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56622  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:50  

Additional Information
 Earth MOID = 1.13857 au 
 Jupiter MOID = 2.54268 au 
 T_jup = 3.515 
[ 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 16.52   n/a E2021B55  

186818 (2004 FN23)          Discovered 2004-Mar-17 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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