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JPL Small-Body Database Browser
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71205 (1999 XD244)
Classification: Main-belt Asteroid          SPK-ID: 2071205
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3335789270076915 7.2215e-08  
a 2.742214402126547 1.7973e-08 au
q 1.827469464240136 1.9775e-07 au
i 7.977702591777496 8.4348e-06 deg
node 202.069687569204 3.4086e-05 deg
peri 146.7474138619479 3.572e-05 deg
M 141.8474841726148 1.0664e-05 deg
tp 2457946.963760633016
(2017-Jul-12.46376063)
4.853e-05 TDB
period 1658.633902070547
4.54
1.6306e-05
4.464e-08
d
yr
n .2170460880792294 2.1338e-09 deg/d
Q 3.656959340012959 2.3968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      15469 days (42.35 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48028  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:16:00  

Additional Information
 Earth MOID = .82706 au 
 Jupiter MOID = 1.83037 au 
 T_jup = 3.253 
[ 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 15.8   n/a MPO379088  

71205 (1999 XD244)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XD244 = 1976 UE7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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