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JPL Small-Body Database Browser
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109576 (2001 QB271)
Classification: Main-belt Asteroid          SPK-ID: 2109576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1189020843158362 4.3636e-08  
a 2.753323743117694 2.2898e-08 au
q 2.42594781126472 1.2364e-07 au
i 10.11380215412653 5.098e-06 deg
node 114.8604390035464 3.6565e-05 deg
peri 177.186054176967 4.6209e-05 deg
M 333.2290336496343 2.9808e-05 deg
tp 2458724.592602881679
(2019-Aug-29.09260288)
0.00013885 TDB
period 1668.723364436724
4.57
2.0817e-05
5.699e-08
d
yr
n .2157337804888455 2.6912e-09 deg/d
Q 3.080699674970667 2.5621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      7566 days (20.71 yr)  
   first obs. used      1997-09-22  
   last obs. used      2018-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59926  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:32:09  

Additional Information
 Earth MOID = 1.40915 au 
 Jupiter MOID = 2.10408 au 
 T_jup = 3.312 
[ 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 MPO436526  

109576 (2001 QB271)          Discovered 2001-Aug-19 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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