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JPL Small-Body Database Browser
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392227 (2009 VK8)
Classification: Jupiter Trojan          SPK-ID: 2392227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07720477538526616 1.0439e-07  
a 5.275829945859234 5.3522e-07 au
q 4.868510679918312 8.2296e-07 au
i 6.035984538980383 1.3248e-05 deg
node 245.2957715492524 0.00015587 deg
peri 209.797855030663 0.00024699 deg
M 236.3755811715489 0.00020863 deg
tp 2460120.474744860747
(2023-Jun-24.97474486)
0.0027623 TDB
period 4426.236445318985
12.12
0.00067355
1.844e-06
d
yr
n .08133320586177044 1.2377e-08 deg/d
Q 5.683149211800158 5.7654e-07 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      4015 days (10.99 yr)  
   first obs. used      2008-09-28  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66029  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:03:38  

Additional Information
 Earth MOID = 3.88695 au 
 Jupiter MOID = .145958 au 
 T_jup = 2.983 
[ 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 14.4   n/a MPO339277  

392227 (2009 VK8)          Discovered 2009-Nov-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

Alternate Designations
 2009 VK8 = 2008 SW228 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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