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179678 Rietmeijer (2002 QS66)
Classification: Main-belt Asteroid          SPK-ID: 2179678
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679093645966368 5.2719e-08  
a 2.434707222606311 1.5101e-08 au
q 2.025897079879643 1.2412e-07 au
i 6.744843429874856 5.7467e-06 deg
node 138.8504470959747 4.4476e-05 deg
peri 273.5378327339605 4.8092e-05 deg
M 231.4518839193357 1.9741e-05 deg
tp 2459695.986422767895
(2022-Apr-26.48642277)
7.8688e-05 TDB
period 1387.61358497476
3.80
1.2909e-05
3.534e-08
d
yr
n .2594382210567275 2.4136e-09 deg/d
Q 2.843517365332978 1.7636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6499 days (17.79 yr)  
   first obs. used      2002-08-08  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5613  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:23:26  

Additional Information
 Earth MOID = 1.04937 au 
 Jupiter MOID = 2.53671 au 
 T_jup = 3.476 
[ 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 17.24   n/a E2021B55  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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