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JPL Small-Body Database Browser
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24200 Peterbrooks (1999 XB40)
Classification: Main-belt Asteroid          SPK-ID: 2024200
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1407330712576115 3.7938e-08  
a 2.419789780871952 8.3781e-09 au
q 2.07924533321206 9.3137e-08 au
i 6.183419728534215 4.1363e-06 deg
node 189.3228844929584 2.9987e-05 deg
peri 140.8460929542261 3.2026e-05 deg
M 164.2802291012934 1.0903e-05 deg
tp 2457973.095421857997
(2017-Aug-07.59542186)
4.1578e-05 TDB
period 1374.880284540234
3.76
7.1404e-06
1.955e-08
d
yr
n .2618409792096084 1.3599e-09 deg/d
Q 2.760334228531845 9.5572e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1866  
   data-arc span      11522 days (31.55 yr)  
   first obs. used      1987-09-21  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49715  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 00:30:54  

Additional Information
 Earth MOID = 1.07224 au 
 Jupiter MOID = 2.5943 au 
 T_jup = 3.493 
[ 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 14.2   n/a MPO365539  

24200 Peterbrooks           Discovered 1999 Dec. 6 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Peter Brooks mentored a finalist in the 2008 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the Stuyvesant High School, New York, 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: 20080221/MPCPages.arcLast Updated: 2008-03-05

Alternate Designations
 1999 XB40 = 1987 SB6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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