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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1529218123981824 4.0557e-08  
a 2.239404975161517 7.8817e-09 au
q 1.896951107666311 9.1104e-08 au
i 3.628394787292572 3.9532e-06 deg
node 95.0428305021528 6.5679e-05 deg
peri 260.2485275473539 6.6957e-05 deg
M 239.3415302964539 1.6172e-05 deg
tp 2459010.753879987746
(2020-Jun-10.25387999)
5.6235e-05 TDB
period 1224.045002049683
3.35
6.4621e-06
1.769e-08
d
yr
n .2941068338150757 1.5527e-09 deg/d
Q 2.581858842656723 9.0869e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1674  
   data-arc span      12998 days (35.59 yr)  
   first obs. used      1983-10-09  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51056  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:54:11  

Additional Information
 Earth MOID = .895351 au 
 Jupiter MOID = 2.84706 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 14.4   n/a MPO435805  
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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