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109459 (2001 QS211)
Classification: Main-belt Asteroid          SPK-ID: 2109459
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875725866227417 5.9718e-08  
a 3.139457386522953 2.1829e-08 au
q 2.55058124394097 1.8885e-07 au
i .2031866592884239 4.3943e-06 deg
node 265.3950326082055 0.0018967 deg
peri 75.31261512767809 0.0018967 deg
M 63.74070138165339 1.3185e-05 deg
tp 2458240.755094108779
(2018-May-02.25509411)
7.3432e-05 TDB
period 2031.797004325342
5.56
2.1191e-05
5.802e-08
d
yr
n .1771830548197594 1.8479e-09 deg/d
Q 3.728333529104936 2.5923e-08 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      8108 days (22.20 yr)  
   first obs. used      1996-11-09  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5381  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:00:29  

Additional Information
 Earth MOID = 1.54124 au 
 Jupiter MOID = 1.6727 au 
 T_jup = 3.183 
[ 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 15.3   n/a MPO453554  
diameter diameter 5.687 km 1.816 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109459 (2001 QS211)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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