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10813 Masterby (1993 FE31)
Classification: Outer Main-belt Asteroid          SPK-ID: 2010813
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04814446557071722 6.4376e-08  
a 3.210497120183138 4.1674e-08 AU
q 3.055929452115594 2.0414e-07 AU
i 21.66093331127393 9.6318e-06 deg
node 181.486392708811 1.8398e-05 deg
peri 95.27430645564684 0.00010776 deg
M 165.3651461871235 0.00010491 deg
tp 2455835.342183415176
(2011-Sep-30.84218342)
0.00061184 JED
period 2101.149014662149
5.75
4.0911e-05
1.12e-07
d
yr
n .1713348256063056 3.336e-09 deg/d
Q 3.365064788250682 4.368e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      7571 days (20.73 yr)  
   first obs. used      1993-03-19  
   last obs. used      2013-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47633  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:55:28  

Additional Information
 Earth MOID = 2.1262 AU 
 T_jup = 3.079 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO247463  

10813 Mästerby           Discovered 1993 Mar. 19 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets.
In the Mästerby parish on Gotland a beautiful rural meadow can still be seen, like those formerly seen all over the island.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

[ show close-approach data ]
Alternate Designations
 1993 FE31 = 1995 SD3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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