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111661 Mamiegeorge (2002 BP)
Classification: Mars-crossing Asteroid          SPK-ID: 2111661
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1593737189622695 1.4022e-07  
a 1.87254605297676 1.6042e-08 AU
q 1.574111424585735 2.608e-07 AU
i 21.41443281101344 1.9943e-05 deg
node 292.6947272141455 2.7193e-05 deg
peri 145.708836641981 5.8693e-05 deg
M 45.28458540376268 4.9402e-05 deg
tp 2456882.767847787704
(2014-Aug-13.26784779)
0.00012785 JED
period 935.9382319288003
2.56
1.2027e-05
3.293e-08
d
yr
n .3846407676477803 4.9427e-09 deg/d
Q 2.170980681367785 1.8598e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      11334 days (31.03 yr)  
   first obs. used      1984-01-07  
   last obs. used      2015-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59129  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 18:46:31  

Additional Information
 Earth MOID = .61435 AU 
 T_jup = 3.881 
[ 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 16.1 mag n/a MPO325243  

111661 Mamiegeorge           Discovered 2002 Jan. 16 by W. G. Dillon and J. Dellinger at Needville.
Mamie George (1877-1971), with her husband Albert George (1873-1955), created the George Foundation in 1945 to promote the future of Fort Bend County, Texas. The George Observatory is among its many beneficiaries.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2002 BP = 1984 AC 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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