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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1522919046515303 3.6942e-08  
a 2.239123757909119 7.6047e-09 au
q 1.898123336066647 8.3542e-08 au
i 3.628498851449175 3.6804e-06 deg
node 95.04000411181863 6.117e-05 deg
peri 260.2134784880031 6.2518e-05 deg
M 356.9652666699169 1.6447e-05 deg
tp 2459010.816529101480
(2020-Jun-10.31652910)
5.5944e-05 TDB
period 1223.814441854481
3.35
6.2347e-06
1.707e-08
d
yr
n .2941622419935506 1.4986e-09 deg/d
Q 2.580124179751591 8.7629e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1800  
   data-arc span      13078 days (35.81 yr)  
   first obs. used      1983-10-09  
   last obs. used      2019-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51509  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:58:57  

Additional Information
 Earth MOID = .897398 au 
 Jupiter MOID = 2.85183 au 
 T_jup = 3.618 
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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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2155-Oct-19 06:54 00:05 Amphi 0.0164186836524426 0.0164080765196585 0.0164292936822243 2.72668481073546 2.72668468232518 2508448.787378317 4.72169515738166 630.42484245353 19.4775874604568 -33.0643827145827 68796.9445737578 T 26 CATAB v2.0f-lin.ifort 2020-Feb-22 19:59:26 2020-Feb-22 19:59

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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