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18032 Geiss (1999 MG1)
Classification: Main-belt Asteroid          SPK-ID: 2018032
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1404472671271639 7.0654e-08  
a 2.833714253919267 3.5361e-08 AU
q 2.435726831137016 2.0049e-07 AU
i 11.65356890185159 7.1764e-06 deg
node 268.5332378821514 3.7373e-05 deg
peri 358.0418622546185 5.1446e-05 deg
M 104.9134755175963 4.2157e-05 deg
tp 2456492.736729569572
(2013-Jul-19.23672957)
0.00019942 JED
period 1742.338402699235
4.77
3.2613e-05
8.929e-08
d
yr
n .2066188746355398 3.8674e-09 deg/d
Q 3.231701676701519 4.0327e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      739  
   data-arc span      9729 days (26.64 yr)  
   first obs. used      1988-03-10  
   last obs. used      2014-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51467  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:30:52  

Additional Information
 Earth MOID = 1.42131 AU 
 T_jup = 3.267 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO266051  

18032 Geiss           Discovered 1999 June 20 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Johannes Geiss (b. 1926) is a leading Swiss space scientist. He was PI on the Solar Wind Composition experiment aboard Apollo 11-16. The recipient of medals from learned societies of the U.S. and Europe, Geiss is a foreign member of the U.S. Academy of Sciences. The name was suggested by T. C. Owen.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060613/MPCPages.arcLast Updated: 2008-05-22

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Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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