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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678287897771949 1.4695e-07  
a 2.434938648664252 4.5382e-08 au
q 2.026285842077212 3.2575e-07 au
i 6.744345081054795 1.0662e-05 deg
node 138.8786117718596 7.3131e-05 deg
peri 273.893750068419 9.4743e-05 deg
M 123.8512483095683 3.932e-05 deg
tp 2456923.049503843667
(2014-Sep-22.54950384)
0.00015911 JED
period 1387.811434783907
3.80
3.8799e-05
1.062e-07
d
yr
n .2594012349062787 7.2521e-09 deg/d
Q 2.843591455251292 5.2999e-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 = 1.04951 au 
 Jupiter MOID = 2.54025 au 
 T_jup = 3.476 
[ 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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