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8559 (1995 QM2)
Classification: Main-belt Asteroid          SPK-ID: 2008559
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09939252367034104 7.4725e-08  
a 2.770020877575481 2.9674e-08 AU
q 2.494701511933721 2.138e-07 AU
i 4.570600304007074 7.1917e-06 deg
node 109.1571390018165 8.8529e-05 deg
peri 215.6166548252208 9.4843e-05 deg
M 34.4030714639614 3.6616e-05 deg
tp 2456639.577153067000
(2013-Dec-13.07715307)
0.00017071 JED
period 1683.925952848903
4.61
2.7059e-05
7.408e-08
d
yr
n .2137861224782147 3.4353e-09 deg/d
Q 3.04534024321724 3.2624e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1033  
   data-arc span      8894 days (24.35 yr)  
   first obs. used      1989-03-07  
   last obs. used      2013-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5685  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 15:59:28  

Additional Information
 Earth MOID = 1.48301 AU 
 T_jup = 3.326 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a PDS3 (MPC 31509)  

8559 (1995 QM2)          Discovered 1995-Aug-25 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 19980313/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 QM2 = 1989 GB8 = 1993 BK6 = 1993 DF3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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