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66902 (1999 VK144)
Classification: Main-belt Asteroid          SPK-ID: 2066902
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1075059716119575 5.7309e-08  
a 2.776304668485102 1.5716e-08 au
q 2.477835337608797 1.6235e-07 au
i 3.664688260176276 6.2169e-06 deg
node 357.7515400551216 6.4131e-05 deg
peri 346.9486825511491 6.6852e-05 deg
M 250.9690821580116 2.0635e-05 deg
tp 2459712.236364224248
(2022-May-12.73636422)
9.8338e-05 TDB
period 1689.659178946976
4.63
1.4347e-05
3.928e-08
d
yr
n .2130607192773386 1.8092e-09 deg/d
Q 3.074773999361406 1.7406e-08 au
  Orbit Determination Parameters
   # obs. used (total)      992  
   data-arc span      7504 days (20.54 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55641  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:25:45  

Additional Information
 Earth MOID = 1.4687 au 
 Jupiter MOID = 2.30422 au 
 T_jup = 3.324 
[ 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 14.91   n/a E2021B10  

66902 (1999 VK144)          Discovered 1999-Nov-11 by CSS at Catalina
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VK144 = 2001 BE56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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