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109170 (2001 QK64)
Classification: Main-belt Asteroid          SPK-ID: 2109170
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2115611971323088 4.9925e-08  
a 2.577078003321509 1.3418e-08 au
q 2.031868295835471 1.2432e-07 au
i 2.508549538138155 5.173e-06 deg
node 22.55465483055732 0.00010238 deg
peri 9.395680325775864 0.00010299 deg
M 157.7506455277356 1.4634e-05 deg
tp 2458338.346899074622
(2018-Aug-07.84689907)
5.8612e-05 TDB
period 1511.088056316228
4.14
1.1802e-05
3.231e-08
d
yr
n .2382389288931434 1.8607e-09 deg/d
Q 3.122287710807548 1.6257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      8215 days (22.49 yr)  
   first obs. used      1997-10-30  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57649  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:01:37  

Additional Information
 Earth MOID = 1.03778 au 
 Jupiter MOID = 2.32094 au 
 T_jup = 3.393 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO453551  

109170 (2001 QK64)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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