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160656 (1999 XU116)
Classification: Main-belt Asteroid          SPK-ID: 2160656
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2915671860078084 4.8776e-08  
a 2.59177322890575 1.057e-08 au
q 1.836097201783329 1.2208e-07 au
i 3.45482870392402 5.4274e-06 deg
node 288.1903643351108 8.4861e-05 deg
peri 105.623365967537 8.5497e-05 deg
M 28.95527205067807 1.1108e-05 deg
tp 2459077.920152915311
(2020-Aug-16.42015292)
4.6614e-05 TDB
period 1524.031439706498
4.17
9.3233e-06
2.553e-08
d
yr
n .2362155993772214 1.4451e-09 deg/d
Q 3.347449256028171 1.3652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      7819 days (21.41 yr)  
   first obs. used      1999-10-21  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49478  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:49:44  

Additional Information
 Earth MOID = .845174 au 
 Jupiter MOID = 2.11748 au 
 T_jup = 3.355 
[ 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 15.59   n/a E2021B55  

160656 (1999 XU116)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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