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11229 Brookebowers (1999 JX52)
Classification: Main-belt Asteroid          SPK-ID: 2011229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523048406888448 1.1115e-08  
a 2.239276080108461 4.8728e-09 au
q 1.898223493469201 2.4909e-08 au
i 3.628455710514771 8.4399e-07 deg
node 95.04057527453725 1.2415e-05 deg
peri 260.2549714431714 1.2529e-05 deg
M 55.76191086380271 6.0277e-06 deg
tp 2459010.918901469186
(2020-Jun-10.41890147)
2.0483e-05 TDB
period 1223.939323704135
3.35
3.995e-06
1.094e-08
d
yr
n .2941322278219598 9.6007e-10 deg/d
Q 2.580328666747722 5.6149e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2311  
   data-arc span      13660 days (37.40 yr)  
   first obs. used      1983-10-09  
   last obs. used      2021-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47524  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 22:32:12  

Additional Information
 Earth MOID = .895807 au 
 Jupiter MOID = 2.8522 au 
 T_jup = 3.618 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.48   n/a E2021B10  
diameter diameter 3.507 km 0.996 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.274   0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11229 Brookebowers           Discovered 1999 May 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Brooke Nacole Bowers (b. 1986) is a finalist in the 2002 Intel International Science and Engineering Fair for her zoology project. She attends the Tuscarawas Valley High School, Dover, Ohio, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1999 JX52 = 1983 TK2 = 1993 SE16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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