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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2919436636879491 4.9676e-08  
a 2.594117172005316 1.8793e-08 au
q 1.836781100774262 1.2355e-07 au
i 3.451660125106379 5.8406e-06 deg
node 288.2076590695233 9.9985e-05 deg
peri 105.3991183517027 0.00010106 deg
M 247.5318126198365 2.0634e-05 deg
tp 2459077.271190495216
(2020-Aug-15.77119050)
9.1958e-05 TDB
period 1526.099358195492
4.18
1.6583e-05
4.54e-08
d
yr
n .2358955189036154 2.5634e-09 deg/d
Q 3.35145324323637 2.4279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      6752 days (18.49 yr)  
   first obs. used      1999-10-21  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55488  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:33:24  

Additional Information
 Earth MOID = .846261 au 
 Jupiter MOID = 2.11068 au 
 T_jup = 3.354 
[ 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 15.5   n/a MPO433027  

160656 (1999 XU116)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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