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8486 (1989 QV)
Classification: Main-belt Asteroid          SPK-ID: 2008486
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401874601613986 7.8568e-08  
a 3.156674956832601 3.4219e-08 au
q 2.714148712079147 2.3889e-07 au
i 23.61824875430753 8.8615e-06 deg
node 24.47381041676227 1.6125e-05 deg
peri 36.30425752118404 3.5159e-05 deg
M 158.9821931719005 2.9822e-05 deg
tp 2456495.832044785616
(2013-Jul-22.33204479)
0.00016603 JED
period 2048.534224993575
5.61
3.331e-05
9.12e-08
d
yr
n .1757354090587035 2.8575e-09 deg/d
Q 3.599201201586056 3.9016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      9452 days (25.88 yr)  
   first obs. used      1989-08-26  
   last obs. used      2015-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53127  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:24:55  

Additional Information
 Earth MOID = 1.75008 au 
 Jupiter MOID = 1.94371 au 
 T_jup = 3.062 
[ 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 13.2 mag n/a MPO337328  
diameter diameter 23.53 km 2.1 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.0201   0.004 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

8486 (1989 QV)          Discovered 1989-Aug-26 by McNaught, R. H. at Siding Spring
Reference: 19980313/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 QV = 1996 XP18 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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