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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1987666606692176 6.9127e-08  
a 2.391947138059053 1.6512e-08 au
q 1.916507792929763 1.7056e-07 au
i 2.318033648026301 6.0334e-06 deg
node 113.341549997188 0.00016826 deg
peri 249.1138706392189 0.00016899 deg
M 317.1581306350793 2.0625e-05 deg
tp 2457561.302095880563
(2016-Jun-21.80209588)
7.8554e-05 JED
period 1351.219154885953
3.70
1.3991e-05
3.831e-08
d
yr
n .2664260632320484 2.7587e-09 deg/d
Q 2.867386483188342 1.9794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   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      .53684  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:43:55  

Additional Information
 Earth MOID = .913444 au 
 Jupiter MOID = 2.57932 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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