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6850 (1981 QT3)
Classification: Main-belt Asteroid          SPK-ID: 2006850
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09116086235211834 5.8496e-08  
a 3.149209242714786 3.0023e-08 AU
q 2.862124612421645 1.9093e-07 AU
i 5.907138829242275 7.5108e-06 deg
node 359.7189578222594 5.587e-05 deg
peri 247.8039064029822 7.1171e-05 deg
M 53.50652512756723 4.6612e-05 deg
tp 2456697.107423792013
(2014-Feb-08.60742379)
0.00026332 JED
period 2041.271175328166
5.59
2.919e-05
7.992e-08
d
yr
n .1763606934498179 2.522e-09 deg/d
Q 3.436293873007927 3.276e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      23126 days (63.32 yr)  
   first obs. used      1951-02-04  
   last obs. used      2014-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49667  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:35:38  

Additional Information
 Earth MOID = 1.85725 AU 
 T_jup = 3.193 
[ 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 12.2 mag n/a PDS3 (MPC 28116)  

6850 (1981 QT3)          Discovered 1981-Aug-28 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 QT3 = 1968 FB = 1987 SS12 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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