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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2469685299455555 6.4618e-08  
a 2.21272699984446 1.108e-08 AU
q 1.666253065522034 1.433e-07 AU
i 7.60148860503522 7.2387e-06 deg
node 164.2981415922557 4.2486e-05 deg
peri 177.2008850743598 4.3874e-05 deg
M 138.4754053234766 1.1415e-05 deg
tp 2456538.054749007878
(2013-Sep-02.55474901)
3.7616e-05 JED
period 1202.237249049881
3.29
9.0301e-06
2.472e-08
d
yr
n .2994417285643953 2.2491e-09 deg/d
Q 2.759200934166886 1.3816e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      475  
   data-arc span      8952 days (24.51 yr)  
   first obs. used      1990-08-24  
   last obs. used      2015-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56102  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 17:09:20  

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 15.9 mag n/a MPO267909  

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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