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120964 (1998 VK22)
Classification: Main-belt Asteroid          SPK-ID: 2120964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1806557209814155 4.1155e-08  
a 2.246341451351472 7.1586e-09 au
q 1.840527016887133 9.3172e-08 au
i 2.169415088838015 4.3504e-06 deg
node 307.1548475156114 0.00010186 deg
peri 62.5530179795953 0.00010244 deg
M 227.9611304577737 1.0336e-05 deg
tp 2459651.536179920981
(2022-Mar-13.03617992)
3.6005e-05 TDB
period 1229.736556625288
3.37
5.8783e-06
1.609e-08
d
yr
n .2927456275577691 1.3994e-09 deg/d
Q 2.652155885815811 8.4518e-09 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      7852 days (21.50 yr)  
   first obs. used      1998-10-19  
   last obs. used      2020-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58147  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:08:57  

Additional Information
 Earth MOID = .83959 au 
 Jupiter MOID = 2.81883 au 
 T_jup = 3.608 
[ 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 16.59   n/a E2021B55  

120964 (1998 VK22)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1998 VK22 = 2001 OT99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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