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65682 (1990 QU2)
Classification: Main-belt Asteroid          SPK-ID: 2065682
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2469685297551723 6.4245e-08  
a 2.212726999949821 1.0914e-08 AU
q 1.66625306602264 1.4231e-07 AU
i 7.601488996119476 7.1857e-06 deg
node 164.2981468347994 4.0605e-05 deg
peri 177.2008797031559 4.1906e-05 deg
M 138.4754054104257 1.1192e-05 deg
tp 2456538.054748684478
(2013-Sep-02.55474868)
3.6733e-05 JED
period 1202.23724913575
3.29
8.8948e-06
2.435e-08
d
yr
n .2994417285430082 2.2154e-09 deg/d
Q 2.759200933877001 1.3609e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      8979 days (24.58 yr)  
   first obs. used      1990-08-24  
   last obs. used      2015-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55128  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:20:47  

Additional Information
 Earth MOID = .658601 AU 
 T_jup = 3.604 
[ 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 16.0 mag n/a MPO337763  

65682 (1990 QU2)          Discovered 1990-Aug-24 by Holt, H. E. at Palomar
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QU2 = 2000 RG4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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