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JPL Small-Body Database Browser
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173955 (2001 XU11)
Classification: Main-belt Asteroid          SPK-ID: 2173955
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927079877891011 8.4157e-08  
a 3.151241987698092 4.578e-08 au
q 2.543972485212266 2.7339e-07 au
i 16.39665284365045 9.3189e-06 deg
node 284.9701769432681 3.6618e-05 deg
peri 162.510845035091 4.8942e-05 deg
M 26.54258568087789 3.1088e-05 deg
tp 2458449.852549671696
(2018-Nov-27.35254967)
0.00017473 TDB
period 2043.247887385016
5.59
4.4526e-05
1.219e-07
d
yr
n .1761900757233789 3.8395e-09 deg/d
Q 3.758511490183919 5.4603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      6298 days (17.24 yr)  
   first obs. used      2001-11-11  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57234  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:52:28  

Additional Information
 Earth MOID = 1.56516 au 
 Jupiter MOID = 1.46732 au 
 T_jup = 3.116 
[ 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 15.2   n/a MPO433119  

173955 (2001 XU11)          Discovered 2001-Dec-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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