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109083 (2001 QE27)
Classification: Main-belt Asteroid          SPK-ID: 2109083
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1673730833601794 5.0631e-08  
a 2.605539724985805 1.1949e-08 au
q 2.169442507397497 1.3121e-07 au
i 11.65745354391942 3.7999e-06 deg
node 142.64312402 2.2529e-05 deg
peri 255.7409067466622 2.5632e-05 deg
M 174.7563258521605 1.099e-05 deg
tp 2458454.780705733516
(2018-Dec-02.28070573)
4.5942e-05 TDB
period 1536.190147205566
4.21
1.0568e-05
2.893e-08
d
yr
n .2343459894303217 1.6121e-09 deg/d
Q 3.041636942574113 1.3949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      7142 days (19.55 yr)  
   first obs. used      2001-07-22  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5148  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:13:54  

Additional Information
 Earth MOID = 1.20898 au 
 Jupiter MOID = 2.48788 au 
 T_jup = 3.364 
[ 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 15.01   n/a E2021B55  
rotation period rot_per 2.66182 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

109083 (2001 QE27)          Discovered 2001-Aug-16 by LINEAR at Socorro
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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