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109436 (2001 QO198)
Classification: Main-belt Asteroid          SPK-ID: 2109436
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917119265236873 4.0764e-08  
a 2.604860794881093 1.2208e-08 au
q 2.105477913568416 1.0324e-07 au
i 4.851864779593978 4.2536e-06 deg
node 263.80280478 5.6026e-05 deg
peri 165.3774253412633 5.7605e-05 deg
M 135.380240079052 1.4594e-05 deg
tp 2458423.031917651014
(2018-Oct-31.53191765)
6.0105e-05 TDB
period 1535.589754636597
4.20
1.0795e-05
2.956e-08
d
yr
n .2344376151983349 1.6481e-09 deg/d
Q 3.104243676193771 1.4549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      8217 days (22.50 yr)  
   first obs. used      1997-10-28  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:04:48  

Additional Information
 Earth MOID = 1.12024 au 
 Jupiter MOID = 2.1922 au 
 T_jup = 3.381 
[ 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 15.4   n/a MPO417561  

109436 (2001 QO198)          Discovered 2001-Aug-22 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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