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179678 Rietmeijer (2002 QS66)
Classification: Main-belt Asteroid          SPK-ID: 2179678
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1670769930300791 1.4683e-07  
a 2.434433802832229 4.4594e-08 AU
q 2.02769592332424 3.2575e-07 AU
i 6.744850855696627 1.0662e-05 deg
node 138.8838841008813 7.3108e-05 deg
peri 273.8634328606441 9.4917e-05 deg
M 20.18153996049738 4.1241e-05 deg
tp 2456922.723717204891
(2014-Sep-22.22371720)
0.00016018 JED
period 1387.379846188371
3.80
3.8121e-05
1.044e-07
d
yr
n .2594819299048122 7.1298e-09 deg/d
Q 2.841171682340219 5.2044e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      4548 days (12.45 yr)  
   first obs. used      2002-08-08  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61346  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 21:13:34  

Additional Information
 Earth MOID = 1.05165 AU 
 T_jup = 3.477 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3 mag n/a MPO229821  

179678 Rietmeijer           Discovered 2002 Aug. 26 by NEAT at Palomar.
Frans J.M. Rietmeijer (b. 1949) is a Dutch-born planetary geologist specializing on interplanetary dust particles. He is a research professor at the University of New Mexico. The name was suggested by M. Langbroek.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081113/MPCPages.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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