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118744 (2000 QA155)
Classification: Main-belt Asteroid          SPK-ID: 2118744
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2775750070845824 5.0705e-08  
a 2.794680516276241 1.96e-08 au
q 2.018947052171719 1.3739e-07 au
i 10.85494594001255 6.094e-06 deg
node 199.6192264477874 2.421e-05 deg
peri 78.02779324191853 2.6896e-05 deg
M 156.5615202157428 1.3099e-05 deg
tp 2458458.371335306039
(2018-Dec-05.87133531)		 5.7582e-05 TDB
period 1706.462219590543
4.67		 1.7952e-05
4.915e-08		 d
yr
n .2109627719073559 2.2193e-09 deg/d
Q 3.570413980380764 2.504e-08 au
   Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      7568 days (20.72 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:39  

Additional Information
 Earth MOID = 1.03499 au 
 Jupiter MOID = 1.71825 au 
 T_jup = 3.245 
[ 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 16.0   n/a MPO502795  

118744 (2000 QA155)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 QA155 = 2004 FR45 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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