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181859 (1998 XM10)
Classification: Main-belt Asteroid          SPK-ID: 2181859
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2085150367331296 3.8724e-08  
a 2.480496461521114 1.3315e-08 au
q 1.963275650730641 9.7928e-08 au
i 7.918353256837039 4.374e-06 deg
node 88.17117508481191 2.7404e-05 deg
peri 311.3950196970858 3.0662e-05 deg
M 249.5868498207406 1.859e-05 deg
tp 2459638.147694231035
(2022-Feb-27.64769423)
7.6166e-05 TDB
period 1426.94207770886
3.91
1.1489e-05
3.146e-08
d
yr
n .2522877456792265 2.0313e-09 deg/d
Q 2.997717272311587 1.6091e-08 au
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      7957 days (21.79 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5565  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:21  

Additional Information
 Earth MOID = .98126 au 
 Jupiter MOID = 2.43072 au 
 T_jup = 3.435 
[ 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 15.5   n/a MPO338413  

181859 (1998 XM10)          Discovered 1998-Dec-08 by ODAS at Caussols
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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