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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1672091971845034 5.0763e-08  
a 2.605994032857171 1.2005e-08 au
q 2.170247862755517 1.3153e-07 au
i 11.65710043172345 3.8092e-06 deg
node 142.6412266611395 2.2531e-05 deg
peri 255.783578741101 2.5665e-05 deg
M 127.8472690424428 1.0961e-05 deg
tp 2458454.808100494467
(2018-Dec-02.30810049)
4.615e-05 TDB
period 1536.591945165247
4.21
1.0618e-05
2.907e-08
d
yr
n .2342847111314808 1.6189e-09 deg/d
Q 3.041740202958825 1.4012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      997  
   data-arc span      6877 days (18.83 yr)  
   first obs. used      2001-07-22  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:14:04  

Additional Information
 Earth MOID = 1.21088 au 
 Jupiter MOID = 2.4867 au 
 T_jup = 3.363 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456959.5 (2014-Oct-29.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1647675187227701 5.0476e-08  
q 2.177263225209541 1.3044e-07 au
tp 2456916.076914114438
(2014-Sep-15.57691411)
4.7397e-05 TDB
node 142.7026628177348 2.2494e-05 deg
peri 255.5781986002033 2.5779e-05 deg
i 11.66240623920761 3.8106e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      997  
   data-arc span      6877 days (18.83 yr)  
   first obs. used      2001-07-22  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:14:04  

Additional Information
 Jupiter MOID = 2.4867 au 
 T_jup = 3.363 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.547869563212757E-15 -6.56514780724416E-15 -6.025699131876821E-13 -1.43903599566145E-14 -2.337270687238353E-13 -1.201855856281276E-14
q -6.56514780724416E-15 1.701529262220348E-14 1.519306486006575E-12 3.77945435755316E-14 5.926655482309866E-13 3.143124203302828E-14
tp -6.025699131876821E-13 1.519306486006575E-12 2.246448931646853E-9 -1.406884033167434E-12 6.159633854381715E-10 1.302931300546777E-13
node -1.43903599566145E-14 3.77945435755316E-14 -1.406884033167434E-12 5.059728199477339E-10 -4.953716318789917E-10 1.569391645741446E-11
peri -2.337270687238353E-13 5.926655482309866E-13 6.159633854381715E-10 -4.953716318789917E-10 6.645804209043609E-10 -1.496644019934168E-11
i -1.201855856281276E-14 3.143124203302828E-14 1.302931300546777E-13 1.569391645741446E-11 -1.496644019934168E-11 1.452033993001718E-11

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 14.9   n/a MPO417558  
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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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