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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08818149454376338 3.8547e-08  
a 2.707996106528165 1.4042e-08 au
q 2.469200962635819 1.0569e-07 au
i 2.32976558071536 4.7256e-06 deg
node 16.95652212314852 8.5725e-05 deg
peri 30.88644162273288 8.938e-05 deg
M 163.742734824935 2.6617e-05 deg
tp 2458260.162037838265
(2018-May-21.66203784)
0.00011807 TDB
period 1627.685446094299
4.46
1.2661e-05
3.466e-08
d
yr
n .2211729550472025 1.7204e-09 deg/d
Q 2.94679125042051 1.5281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      15628 days (42.79 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56208  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:05:02  

Additional Information
 Earth MOID = 1.47924 au 
 Jupiter MOID = 2.35931 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 15.2   n/a MPO431730  

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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