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105449 (2000 QA191)
Classification: Main-belt Asteroid          SPK-ID: 2105449
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186634094609333 1.6396e-07  
a 2.538781138785532 1.7214e-08 au
q 2.064958019537043 4.2651e-07 au
i 15.28802195496632 8.5339e-06 deg
node 138.733232977309 1.6953e-05 deg
peri 190.2213589715906 2.336e-05 deg
M 324.9922491053751 1.3463e-05 deg
tp 2459144.180566243623
(2020-Oct-21.68056624)
5.5946e-05 TDB
period 1477.530047657133
4.05
1.5028e-05
4.114e-08
d
yr
n .2436498672706111 2.4781e-09 deg/d
Q 3.012604258034021 2.0427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1998-01-31  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:22:56  

Additional Information
 Earth MOID = 1.05471 au 
 Jupiter MOID = 2.34251 au 
 T_jup = 3.373 
[ 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 15.9   n/a MPO432576  

105449 (2000 QA191)          Discovered 2000-Aug-26 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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