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109607 (2001 QK285)
Classification: Main-belt Asteroid          SPK-ID: 2109607
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .108107492150256 4.7291e-08  
a 2.595666860902655 1.4504e-08 au
q 2.315055826112942 1.2042e-07 au
i 6.494169522512914 4.5042e-06 deg
node 46.00369402688028 3.437e-05 deg
peri 298.1026298229265 3.982e-05 deg
M 172.1490711217937 2.1465e-05 deg
tp 2458270.077675372134
(2018-May-31.57767537)
8.9291e-05 TDB
period 1527.467067655544
4.18
1.2803e-05
3.505e-08
d
yr
n .2356842956703161 1.9755e-09 deg/d
Q 2.876277895692369 1.6072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      7304 days (20.00 yr)  
   first obs. used      2000-04-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:06:38  

Additional Information
 Earth MOID = 1.3166 au 
 Jupiter MOID = 2.50926 au 
 T_jup = 3.400 
[ 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 15.9   n/a MPO453556  

109607 (2001 QK285)          Discovered 2001-Aug-23 by NEAT at Haleakala
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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