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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 ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .140523429728424 6.9625e-08  
a 2.833383195412846 3.2332e-08 au
q 2.435226471058551 1.9645e-07 au
i 11.6539142482787 6.9802e-06 deg
node 268.5274137362449 3.3507e-05 deg
peri 357.8760066201679 4.8083e-05 deg
M 229.1181138960216 4.3082e-05 deg
tp 2458233.834930840958
(2018-Apr-25.33493084)
0.00021511 JED
period 1742.03307951729
4.77
2.9818e-05
8.164e-08
d
yr
n .2066550883751039 3.5373e-09 deg/d
Q 3.23153991976714 3.6876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      869  
   data-arc span      10216 days (27.97 yr)  
   first obs. used      1988-03-10  
   last obs. used      2016-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51146  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:31:33  

Additional Information
 Earth MOID = 1.41915 au 
 Jupiter MOID = 1.86619 au 
 T_jup = 3.268 
[ 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 13.4 mag n/a MPO365469  

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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