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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04548255909362799 4.9772e-08  
a 3.210760890381947 3.2089e-08 au
q 3.064727268449641 1.7411e-07 au
i 21.71039685657976 8.3964e-06 deg
node 181.3620761876756 1.3286e-05 deg
peri 97.27668508466334 9.8944e-05 deg
M 300.1966668271433 9.8561e-05 deg
tp 2457949.586667913317
(2017-Jul-15.08666791)
0.00057594 JED
period 2101.407961418333
5.75
3.1503e-05
8.625e-08
d
yr
n .1713137128104435 2.5682e-09 deg/d
Q 3.356794512314254 3.3549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1137  
   data-arc span      8430 days (23.08 yr)  
   first obs. used      1993-03-19  
   last obs. used      2016-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46732  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:09:55  

Additional Information
 Earth MOID = 2.13047 au 
 Jupiter MOID = 1.7537 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 12.6 mag n/a MPO365380  

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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