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6689 Floss (1981 EQ24)
Classification: Main-belt Asteroid          SPK-ID: 2006689
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1729767415105406 4.8449e-08  
a 2.212425519802335 1.1625e-08 AU
q 1.829727362552163 1.1076e-07 AU
i 4.41910291022207 6.843e-06 deg
node 198.8557910279775 6.344e-05 deg
peri 77.75395086923311 6.6675e-05 deg
M 11.58237195479063 2.1376e-05 deg
tp 2456961.828018726153
(2014-Oct-31.32801873)
7.1293e-05 JED
period 1201.991553450904
3.29
9.474e-06
2.594e-08
d
yr
n .2995029365775859 2.3607e-09 deg/d
Q 2.595123677052507 1.3636e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      835  
   data-arc span      12191 days (33.38 yr)  
   first obs. used      1981-02-12  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50765  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:08:50  

Additional Information
 Earth MOID = .821182 AU 
 T_jup = 3.633 
[ 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 14.8 mag n/a MPO259387  

6689 Floss           Discovered 1981 Mar. 2 by S. J. Bus at Siding Spring in the course of the U.K. Schmidt-Caltech Asteroid Survey.
Christine Floss (b. 1961) is a meteoriticist at Washington University in St. Louis who studies the trace element and isotopic signatures of interplanetary dust particles, chondrites and differentiated meteorites to understand their origins.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

[ show close-approach data ]
Alternate Designations
 1981 EQ24 = 1991 GX4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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