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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05519158409881518 2.9558e-08  
a 2.262573940101056 7.1417e-09 au
q 2.137698900206181 6.9326e-08 au
i 5.789585818808821 3.6854e-06 deg
node 178.4906509261558 3.1541e-05 deg
peri 280.5984235396564 5.0168e-05 deg
M 325.2429391088549 3.7211e-05 deg
tp 2459320.517103671484
(2021-Apr-16.01710367)
0.00012837 TDB
period 1243.090071886425
3.40
5.8856e-06
1.611e-08
d
yr
n .2896008971044952 1.3712e-09 deg/d
Q 2.387448979995931 7.5358e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1623  
   data-arc span      8924 days (24.43 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:11:40  

Additional Information
 Earth MOID = 1.16328 au 
 Jupiter MOID = 2.67572 au 
 T_jup = 3.610 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457410.5 (2016-Jan-23.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05507251590078283 2.9454e-08  
q 2.137934814576068 6.9011e-08 au
tp 2456830.509949565641
(2014-Jun-22.00994957)
0.00013204 TDB
node 178.5628860068053 3.1533e-05 deg
peri 279.5437096305561 5.0321e-05 deg
i 5.790154429675962 3.6866e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1623  
   data-arc span      8924 days (24.43 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:11:40  

Additional Information
 Jupiter MOID = 2.67572 au 
 T_jup = 3.610 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.6755028595028E-16 -2.023908033987209E-15 4.880450491072021E-14 3.32576509941742E-15 2.312222036245593E-14 -1.170036318563409E-15
q -2.023908033987209E-15 4.762565717465483E-15 -3.708362977896633E-13 -7.291613761325481E-15 -1.263090940179563E-13 2.821478319600057E-15
tp 4.880450491072021E-14 -3.708362977896633E-13 1.743470576706508E-8 -2.681931359825726E-11 5.185581239436197E-9 4.053151612655566E-12
node 3.32576509941742E-15 -7.291613761325481E-15 -2.681931359825726E-11 9.943079984988176E-10 -9.966709813671981E-10 2.028777109537267E-11
peri 2.312222036245593E-14 -1.263090940179563E-13 5.185581239436197E-9 -9.966709813671981E-10 2.532156567549738E-9 -1.89922396092889E-11
i -1.170036318563409E-15 2.821478319600057E-15 4.053151612655566E-12 2.028777109537267E-11 -1.89922396092889E-11 1.359079727420793E-11

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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