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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1405574538299207 6.9629e-08  
a 2.833121920332305 3.3031e-08 au
q 2.434905516820661 1.9629e-07 au
i 11.65466305982322 6.9813e-06 deg
node 268.5292986906061 3.4697e-05 deg
peri 357.9346539816692 4.9078e-05 deg
M 187.7086214597943 4.2696e-05 deg
tp 2458234.099352224831
(2018-Apr-25.59935222)
0.00021517 JED
period 1741.792127636319
4.77
3.0461e-05
8.34e-08
d
yr
n .206683676133348 3.6145e-09 deg/d
Q 3.23133832384395 3.7673e-08 au
  Orbit Determination Parameters
   # obs. used (total)      841  
   data-arc span      10145 days (27.78 yr)  
   first obs. used      1988-03-10  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51817  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:38:35  

Additional Information
 Earth MOID = 1.4176 au 
 Jupiter MOID = 1.86529 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 13.3 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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