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102983 (1999 XA80)
Classification: Main-belt Asteroid          SPK-ID: 2102983
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1134953206176775 4.2953e-08  
a 2.628636770083655 1.3164e-08 au
q 2.330298797075594 1.1247e-07 au
i .9470732672115645 4.0827e-06 deg
node 145.0041866696405 0.00028438 deg
peri 242.7229644001527 0.00028501 deg
M 14.51404791189695 1.7253e-05 deg
tp 2459137.740374060432
(2020-Oct-15.24037406)
7.4709e-05 TDB
period 1556.661895798542
4.26
1.1694e-05
3.202e-08
d
yr
n .2312640920752582 1.7373e-09 deg/d
Q 2.926974743091716 1.4658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      626  
   data-arc span      7727 days (21.16 yr)  
   first obs. used      1999-11-15  
   last obs. used      2021-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50763  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:57  

Additional Information
 Earth MOID = 1.33375 au 
 Jupiter MOID = 2.50138 au 
 T_jup = 3.392 
[ 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 16.08   n/a E2021B55  

102983 (1999 XA80)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XA80 = 2003 UG252 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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