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71108 (1999 XL153)
Classification: Main-belt Asteroid          SPK-ID: 2071108
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05048014582533319 5.5445e-08  
a 2.968972021031032 2.4279e-08 au
q 2.819097880458052 1.6488e-07 au
i 11.63325292108951 6.1618e-06 deg
node 61.99480049652539 2.2447e-05 deg
peri 178.1392103849641 5.0696e-05 deg
M 118.9504853325888 4.6231e-05 deg
tp 2457983.093351519165
(2017-Aug-17.59335152)
0.00023948 TDB
period 1868.562308355764
5.12
2.2921e-05
6.275e-08
d
yr
n .1926614908104301 2.3633e-09 deg/d
Q 3.118846161604013 2.5505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      6876 days (18.83 yr)  
   first obs. used      1999-11-03  
   last obs. used      2018-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5612  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 02:13:21  

Additional Information
 Earth MOID = 1.80636 au 
 Jupiter MOID = 1.88385 au 
 T_jup = 3.230 
[ 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 14.0   n/a MPO324923  
diameter diameter 5.305 km 0.508 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71108 (1999 XL153)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XL153 = 2001 CC31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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