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JPL Small-Body Database Browser
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71163 (1999 XU199)
Classification: Main-belt Asteroid          SPK-ID: 2071163
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12243819971424 5.597e-08  
a 2.61995893766925 1.5783e-08 au
q 2.299175882015795 1.4283e-07 au
i 7.523659159498767 6.1241e-06 deg
node 350.2563314663548 2.8337e-05 deg
peri 130.2099384598509 3.6987e-05 deg
M 175.4258687425772 2.5691e-05 deg
tp 2457845.701046947672
(2017-Apr-02.20104695)
0.00010674 TDB
period 1548.959825859981
4.24
1.3996e-05
3.832e-08
d
yr
n .2324140329463538 2.1001e-09 deg/d
Q 2.940741993322706 1.7715e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      17710 days (48.49 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53256  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:39:43  

Additional Information
 Earth MOID = 1.32326 au 
 Jupiter MOID = 2.13014 au 
 T_jup = 3.382 
[ 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 15.3   n/a MPO263887  
diameter diameter 6.323 km 0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71163 (1999 XU199)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XU199 = 1259 T-1 = 1992 ET11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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