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71081 (1999 XL119)
Classification: Main-belt Asteroid          SPK-ID: 2071081
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09591312621706828 3.5887e-08  
a 2.667391934693749 1.6971e-08 au
q 2.411554035391078 9.9228e-08 au
i 8.855631879539656 5.5455e-06 deg
node 31.83644258550402 2.5165e-05 deg
peri 280.6826978805899 4.0459e-05 deg
M 258.2939021922533 3.3237e-05 deg
tp 2459050.044996765548
(2020-Jul-19.54499677)
0.00014789 TDB
period 1591.214315797598
4.36
1.5186e-05
4.158e-08
d
yr
n .2262423084218858 2.1592e-09 deg/d
Q 2.923229833996421 1.8599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      828  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:36:14  

Additional Information
 Earth MOID = 1.41675 au 
 Jupiter MOID = 2.32658 au 
 T_jup = 3.359 
[ 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 14.8   n/a MPO432264  
diameter diameter 5.648 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71081 (1999 XL119)          Discovered 1999-Dec-05 by CSS at Catalina
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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