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22848 Chrisharriot (1999 RJ125)
Classification: Main-belt Asteroid          SPK-ID: 2022848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497994328094752 2.9312e-08  
a 2.392252947296224 7.5432e-09 au
q 2.033894812654454 7.0006e-08 au
i 1.859984453921918 2.7542e-06 deg
node 281.08372021659 0.00013365 deg
peri 159.6152920655732 0.00013439 deg
M 188.77085135993 1.4462e-05 deg
tp 2459843.312437164205
(2022-Sep-20.81243716)
5.5416e-05 TDB
period 1351.478292201004
3.70
6.3922e-06
1.75e-08
d
yr
n .2663749777391596 1.2599e-09 deg/d
Q 2.750611081937993 8.6732e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1434  
   data-arc span      11068 days (30.30 yr)  
   first obs. used      1990-03-02  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:13:43  

Additional Information
 Earth MOID = 1.04941 au 
 Jupiter MOID = 2.46946 au 
 T_jup = 3.515 
[ 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 15.19   n/a E2021B10  
diameter diameter 4.423 km 0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22848 Chrisharriot           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Christian Harriot mentored a finalist in the 2006 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the Robert Frost Middle School, Rockville, Maryland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061009/MPCPages.arcLast Updated: 2006-10-14

Alternate Designations
 1999 RJ125 = 1990 EJ4 = 1996 XT33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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