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103193 (1999 XG243)
Classification: Main-belt Asteroid          SPK-ID: 2103193
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676212488969271 5.5664e-08  
a 2.61929447571088 1.1225e-08 au
q 2.180245064463401 1.4701e-07 au
i 13.24081867258624 3.75e-06 deg
node 280.2490358845938 2.5466e-05 deg
peri 117.3219555735723 3.2562e-05 deg
M 1.284913543774783 1.5463e-05 deg
tp 2459194.973549003586
(2020-Dec-11.47354900)
6.652e-05 TDB
period 1548.370603102546
4.24
9.9529e-06
2.725e-08
d
yr
n .2325024766542651 1.4945e-09 deg/d
Q 3.058343886958359 1.3106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1128  
   data-arc span      10584 days (28.98 yr)  
   first obs. used      1992-01-27  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46308  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:33:37  

Additional Information
 Earth MOID = 1.22359 au 
 Jupiter MOID = 2.4092 au 
 T_jup = 3.348 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.74   n/a E2021B55  

103193 (1999 XG243)          Discovered 1999-Dec-05 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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