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109113 (2001 QB41)
Classification: Main-belt Asteroid          SPK-ID: 2109113
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08699018067502561 3.9397e-08  
a 2.458217444082819 1.5796e-08 au
q 2.244376664483555 9.4048e-08 au
i 2.043346881038569 4.4451e-06 deg
node 89.7234394113998 0.00014367 deg
peri 214.0335913363477 0.00014761 deg
M 325.4764813494806 3.678e-05 deg
tp 2459135.502379468507
(2020-Oct-13.00237947)
0.0001444 TDB
period 1407.760810844565
3.85
1.3569e-05
3.715e-08
d
yr
n .2557252604467825 2.4649e-09 deg/d
Q 2.672058223682082 1.717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      6987 days (19.13 yr)  
   first obs. used      2000-03-11  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5717  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:19:44  

Additional Information
 Earth MOID = 1.22941 au 
 Jupiter MOID = 2.4869 au 
 T_jup = 3.485 
[ 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 16.3   n/a MPO436524  
rotation period rot_per 2.51 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

109113 (2001 QB41)          Discovered 2001-Aug-16 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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