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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0914038549237302 4.6154e-08  
a 3.148777858956014 2.4886e-08 au
q 2.860967424348945 1.412e-07 au
i 5.907673459717556 7.2904e-06 deg
node 359.7166289642494 4.3792e-05 deg
peri 247.7189159563688 6.139e-05 deg
M 124.1184921030542 4.5137e-05 deg
tp 2456696.868212086667
(2014-Feb-08.36821209)
0.00025421 JED
period 2040.851764767506
5.59
2.4195e-05
6.624e-08
d
yr
n .1763969369137455 2.0912e-09 deg/d
Q 3.436588293563084 2.7161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1391  
   data-arc span      23691 days (64.86 yr)  
   first obs. used      1951-02-04  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49134  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:01:31  

Additional Information
 Earth MOID = 1.85349 au 
 Jupiter MOID = 1.61861 au 
 T_jup = 3.194 
[ 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 12.3 mag n/a MPO347579  

6850 (1981 QT3)          Discovered 1981-Aug-28 by Debehogne, H. at La Silla
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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