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160639 (1999 VJ122)
Classification: Main-belt Asteroid          SPK-ID: 2160639
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1471344198214362 5.9224e-08  
a 2.64334932919903 1.1476e-08 au
q 2.254421659261948 1.6041e-07 au
i 3.199626329381763 3.6146e-06 deg
node 88.88641114549635 0.00010352 deg
peri 263.4079399673491 0.00010469 deg
M 59.94540695365274 1.3521e-05 deg
tp 2459135.113183151640
(2020-Oct-12.61318315)
5.9173e-05 TDB
period 1569.749190929058
4.30
1.0223e-05
2.799e-08
d
yr
n .2293359997127525 1.4935e-09 deg/d
Q 3.032276999136111 1.3165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      21997 days (60.22 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4955  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:10  

Additional Information
 Earth MOID = 1.25083 au 
 Jupiter MOID = 2.39693 au 
 T_jup = 3.376 
[ 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 16.79   n/a E2021B55  

160639 (1999 VJ122)          Discovered 1999-Nov-04 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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