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65682 (1990 QU2)
Classification: Mars-crossing Asteroid          SPK-ID: 2065682
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 .2478719030301293 6.4414e-08  
a 2.211195613028839 1.0865e-08 au
q 1.663102348455508 1.4281e-07 au
i 7.607529318039171 7.1912e-06 deg
node 164.291550837261 4.0573e-05 deg
peri 177.355894627645 4.1859e-05 deg
M 318.0631697890592 1.1505e-05 deg
tp 2457740.404689990496
(2016-Dec-17.90468999)
3.8743e-05 JED
period 1200.989396271511
3.29
8.852e-06
2.424e-08
d
yr
n .2997528547026519 2.2094e-09 deg/d
Q 2.759288877602171 1.3558e-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 = .654191 au 
 Jupiter MOID = 2.64174 au 
 T_jup = 3.605 
[ 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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