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JPL Small-Body Database Browser
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66244 (1999 FW28)
Classification: Main-belt Asteroid          SPK-ID: 2066244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1809512108925899 4.2309e-08  
a 2.295906255756222 9.6827e-09 au
q 1.880459238681262 9.6122e-08 au
i 2.709781751484422 4.987e-06 deg
node 34.94781384144562 9.566e-05 deg
peri 199.3772795037519 9.6625e-05 deg
M 1.121689341694227 1.5606e-05 deg
tp 2458996.540870144482
(2020-May-27.04087014)
5.507e-05 TDB
period 1270.66086393739
3.48
8.0383e-06
2.201e-08
d
yr
n .2833171385199273 1.7923e-09 deg/d
Q 2.711353272831183 1.1435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      10658 days (29.18 yr)  
   first obs. used      1990-11-24  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63771  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:53:21  

Additional Information
 Earth MOID = .869512 au 
 Jupiter MOID = 2.28729 au 
 T_jup = 3.571 
[ 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 16.4   n/a MPO417283  

66244 (1999 FW28)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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