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JPL Small-Body Database Browser
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71100 (1999 XV139)
Classification: Main-belt Asteroid          SPK-ID: 2071100
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04922157760522328 5.0602e-08  
a 3.026898489957309 2.2334e-08 au
q 2.877909771030743 1.5583e-07 au
i 10.81799308749234 3.9646e-06 deg
node 108.1666597508329 2.9749e-05 deg
peri 276.6117558223254 5.4123e-05 deg
M 315.9940493147475 4.3388e-05 deg
tp 2458835.627875009683
(2019-Dec-18.12787501)
0.00023132 TDB
period 1923.513381381235
5.27
2.1289e-05
5.829e-08
d
yr
n .1871575230433237 2.0714e-09 deg/d
Q 3.175887208883877 2.3433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      967  
   data-arc span      7735 days (21.18 yr)  
   first obs. used      1998-09-21  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5179  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:15:35  

Additional Information
 Earth MOID = 1.90736 au 
 Jupiter MOID = 2.11353 au 
 T_jup = 3.216 
[ 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 14.2   n/a MPO412620  
diameter diameter 5.347 km 0.464 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.155   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71100 (1999 XV139)          Discovered 1999-Dec-02 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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