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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880052491558578 9.626e-08  
a 2.681631938925476 2.2463e-08 AU
q 2.177471058103486 2.6231e-07 AU
i 12.54648046288648 9.8936e-06 deg
node 332.4565795017885 2.5448e-05 deg
peri 26.38533543029544 3.0802e-05 deg
M 174.6101508588139 1.7535e-05 deg
tp 2456222.527639225759
(2012-Oct-22.02763923)
7.4646e-05 JED
period 1603.973471766745
4.39
2.0154e-05
5.518e-08
d
yr
n .2244426147543868 2.8201e-09 deg/d
Q 3.185792819747467 2.6686e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9040 days (24.75 yr)  
   first obs. used      1990-08-16  
   last obs. used      2015-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53188  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:20:47  

Additional Information
 Earth MOID = 1.1798 AU 
 T_jup = 3.317 
[ 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
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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