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29131 (1986 QU1)
Classification: Main-belt Asteroid          SPK-ID: 2029131
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1987853406668277 6.8696e-08  
a 2.392079337651936 1.6558e-08 au
q 1.916569031614717 1.6963e-07 au
i 2.317974823318625 6.0083e-06 deg
node 113.34040040491 0.00016696 deg
peri 249.0880526679686 0.00016769 deg
M 10.46012724965379 2.0874e-05 deg
tp 2457561.235844272261
(2016-Jun-21.73584427)
7.8072e-05 JED
period 1351.331176439946
3.70
1.4031e-05
3.841e-08
d
yr
n .266403977260713 2.766e-09 deg/d
Q 2.867589643689156 1.9849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      10528 days (28.82 yr)  
   first obs. used      1986-08-27  
   last obs. used      2015-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53706  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 20:56:56  

Additional Information
 Earth MOID = .91427 au 
 Jupiter MOID = 2.57902 au 
 T_jup = 3.503 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO337503  

29131 (1986 QU1)          Discovered 1986-Aug-27 by Debehogne, H. at La Silla
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 QU1 = 2000 HG8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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