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102922 (1999 XA30)
Classification: Main-belt Asteroid          SPK-ID: 2102922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07271575955913531 3.4345e-08  
a 2.433111306362151 1.0717e-08 au
q 2.256185769628107 7.9804e-08 au
i 6.573314576129466 3.1062e-06 deg
node 116.7387889295826 3.521e-05 deg
peri 49.09823917549528 4.4415e-05 deg
M 111.9169456173799 2.6855e-05 deg
tp 2458769.542205009836
(2019-Oct-13.04220501)
0.00010319 TDB
period 1386.249466875785
3.80
9.1592e-06
2.508e-08
d
yr
n .2596935173662057 1.7158e-09 deg/d
Q 2.610036843096195 1.1497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      7613 days (20.84 yr)  
   first obs. used      1999-11-04  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51845  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:44:16  

Additional Information
 Earth MOID = 1.27012 au 
 Jupiter MOID = 2.3725 au 
 T_jup = 3.494 
[ 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 15.48   n/a E2021B55  

102922 (1999 XA30)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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