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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1987609327179776 6.9105e-08  
a 2.39148001500494 1.6517e-08 AU
q 1.916147216646155 1.7045e-07 AU
i 2.318057146282438 6.0337e-06 deg
node 113.3405981080257 0.00016827 deg
peri 249.1795786857929 0.000169 deg
M 210.4975089067809 1.9901e-05 deg
tp 2457561.476268366807
(2016-Jun-21.97626837)
7.8563e-05 JED
period 1350.82335508462
3.70
1.3995e-05
3.832e-08
d
yr
n .2665041277565478 2.761e-09 deg/d
Q 2.866812813363725 1.98e-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 = .915092 AU 
 T_jup = 3.504 
[ 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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