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8013 Gordonmoore (1990 KA)
Classification: Amor [NEO]          SPK-ID: 2008013
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 90 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4321854561613287 5.0239e-08  
a 2.198703557026065 6.1872e-09 AU
q 1.248455857269219 1.1066e-07 AU
i 7.571962430468098 5.5134e-06 deg
node 105.5849004397463 6.1949e-05 deg
peri 146.7595817875599 6.3451e-05 deg
M 123.3678754135241 1.502e-05 deg
tp 2456392.417444489925
(2013-Apr-09.91744449)
4.8164e-05 JED
period 1190.82637591992
3.26
5.0266e-06
1.376e-08
d
yr
n .3023110734525829 1.2761e-09 deg/d
Q 3.148951256782911 8.8613e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      22674 days (62.08 yr)  
   first obs. used      1951-09-01  
   last obs. used      2013-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .69786  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Nov-21 03:39:19  

Additional Information
 Earth MOID = .244829 AU 
 T_jup = 3.529 
[ 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 16.9 mag n/a MPO270229  
diameter diameter 2.3 km n/a Hazards due to Comets and Asteroids (1994), Ed. T. Gehrels, pp.540-543 based on assumed medium albedo (0.15)
rotation period rot_per 6. h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Hoffmann, M. (1991) Minor Planet Bul. 18, 10.]

8013 Gordonmoore           Discovered 1990 May 18 by E. F. Helin at Palomar.
A life-long contributor to and supporter of education, research and technology, Gordon Moore (b. 1929) is renowned for his revolutionary vision of the future of computers with "Moore's law".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020526/MPCPages.arcLast Updated: 2003-10-02

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