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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1399432914143728 8.0421e-08  
a 3.158805645662166 3.6469e-08 AU
q 2.716751986669899 2.476e-07 AU
i 23.60801818501749 9.2618e-06 deg
node 24.48269810393816 1.995e-05 deg
peri 36.57897231245885 4.1186e-05 deg
M 88.40848358057214 3.1988e-05 deg
tp 2456496.913329891082
(2013-Jul-23.41332989)
0.00018164 JED
period 2050.60865085406
5.61
3.5512e-05
9.723e-08
d
yr
n .1755576325351321 3.0403e-09 deg/d
Q 3.600859304654432 4.1573e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      9256 days (25.34 yr)  
   first obs. used      1989-08-26  
   last obs. used      2014-12-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53699  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:26:05  

Additional Information
 Earth MOID = 1.75399 AU 
 T_jup = 3.061 
[ 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 MPO250293  
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 (413)
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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