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20055 (1993 FB47)
Classification: Main-belt Asteroid          SPK-ID: 2020055
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08808112284008195 3.8492e-08  
a 2.708283406330013 1.3954e-08 au
q 2.469734762931303 1.0558e-07 au
i 2.329651841684482 4.7036e-06 deg
node 16.95387342188456 8.5722e-05 deg
peri 30.78982165655186 8.9352e-05 deg
M 208.089966118081 2.6648e-05 deg
tp 2459887.447504086692
(2022-Nov-03.94750409)
0.00012288 TDB
period 1627.944482346956
4.46
1.2582e-05
3.445e-08
d
yr
n .2211377623154565 1.7091e-09 deg/d
Q 2.946832049728723 1.5183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      927  
   data-arc span      15628 days (42.79 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:12:14  

Additional Information
 Earth MOID = 1.47883 au 
 Jupiter MOID = 2.35934 au 
 T_jup = 3.357 
[ 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 15.31   n/a E2021B10  

20055 (1993 FB47)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FB47 = 1977 RU11 = 1995 SC11 = 1995 UT45 = 1995 UV47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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