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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410025537371083 3.4036e-08  
a 2.419478100171994 7.7102e-09 au
q 2.078325509336736 8.5113e-08 au
i 6.183986534617692 3.7478e-06 deg
node 189.3193084240837 2.5199e-05 deg
peri 140.8249308281048 2.7586e-05 deg
M 269.0751328824131 1.092e-05 deg
tp 2459347.685152643524
(2021-May-13.18515264)
4.1952e-05 TDB
period 1374.61465618676
3.76
6.5708e-06
1.799e-08
d
yr
n .2618915769446656 1.2519e-09 deg/d
Q 2.760630691007253 8.7974e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2154  
   data-arc span      11957 days (32.74 yr)  
   first obs. used      1987-09-21  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47563  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:12:58  

Additional Information
 Earth MOID = 1.07222 au 
 Jupiter MOID = 2.59645 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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