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221309 (2005 VK5)
Classification: Main-belt Asteroid          SPK-ID: 2221309
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2059667872683645 6.5828e-08  
a 2.545159438300026 2.0588e-08 au
q 2.020941125707615 1.7532e-07 au
i 7.104755313193684 4.1866e-06 deg
node 288.8192110237045 5.6903e-05 deg
peri 48.20844296329042 5.8625e-05 deg
M 260.3085340770627 1.501e-05 deg
tp 2459411.201603343976
(2021-Jul-15.70160334)
6.193e-05 TDB
period 1483.101646013744
4.06
1.7995e-05
4.927e-08
d
yr
n .2427345428195039 2.9452e-09 deg/d
Q 3.069377750892438 2.4828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2001-10-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53104  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:58:10  

Additional Information
 Earth MOID = 1.01917 au 
 Jupiter MOID = 2.33378 au 
 T_jup = 3.403 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO427292  

221309 (2005 VK5)          Discovered 2005-Nov-06 by Lowe, A. at Mayhill
Reference: 20091004/Numbers.arcLast Updated: 2009-10-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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