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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1404472707019246 7.0356e-08  
a 2.83371425116382 3.5016e-08 AU
q 2.435726818638714 1.9921e-07 AU
i 11.6535685102804 7.117e-06 deg
node 268.5332367467327 3.7283e-05 deg
peri 358.0418633315734 5.1382e-05 deg
M 104.913476471842 4.2116e-05 deg
tp 2456492.736725691794
(2013-Jul-19.23672569)
0.00019927 JED
period 1742.338400157912
4.77
3.2295e-05
8.842e-08
d
yr
n .2066188749369079 3.8298e-09 deg/d
Q 3.231701683688927 3.9934e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      9782 days (26.78 yr)  
   first obs. used      1988-03-10  
   last obs. used      2014-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50763  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:50:31  

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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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