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21399 Bateman (1998 FG57)
Classification: Main-belt Asteroid          SPK-ID: 2021399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05532631565485704 2.9553e-08  
a 2.262910130625643 7.1541e-09 au
q 2.137711650440075 6.9324e-08 au
i 5.789607822541075 3.6845e-06 deg
node 178.485237390672 3.1538e-05 deg
peri 280.5385513059998 5.0091e-05 deg
M 22.05855405653892 3.7054e-05 deg
tp 2459320.314218455359
(2021-Apr-15.81421846)
0.00012806 TDB
period 1243.367143910352
3.40
5.8963e-06
1.614e-08
d
yr
n .28953636241972 1.373e-09 deg/d
Q 2.388108610811212 7.5499e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1625  
   data-arc span      8941 days (24.48 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-04-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50604  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:32:55  

Additional Information
 Earth MOID = 1.16368 au 
 Jupiter MOID = 2.67484 au 
 T_jup = 3.610 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.33   n/a MPCxxxxx  

21399 Bateman           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Ailish Elizabeth Bateman (b. 1987) is a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors, for her chemistry project. She attends the Pierson High School, Sag Harbor, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050224/MPCPages.arcLast Updated: 2005-02-28

Alternate Designations
 1998 FG57 = 1999 RM51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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