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65684 (1990 QY5)
Classification: Main-belt Asteroid          SPK-ID: 2065684
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1873444469282529 1.2398e-07  
a 2.68321130604313 2.12e-08 AU
q 2.180526567920845 3.3304e-07 AU
i 12.54221301477075 1.1626e-05 deg
node 332.455636563361 2.9459e-05 deg
peri 26.45798842739504 3.9647e-05 deg
M 129.6755709156106 2.2908e-05 deg
tp 2456222.222349765169
(2012-Oct-21.72234977)
0.00010076 JED
period 1605.390688582488
4.40
1.9026e-05
5.209e-08
d
yr
n .224244479901568 2.6576e-09 deg/d
Q 3.185896044165416 2.5172e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      8589 days (23.52 yr)  
   first obs. used      1990-08-16  
   last obs. used      2014-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57724  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 12:11:04  

Additional Information
 Earth MOID = 1.18131 AU 
 T_jup = 3.316 
[ 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 13.8 mag n/a MPO280159  

65684 (1990 QY5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar (675)
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QY5 = 1999 RB110 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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