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109051 (2001 QK15)
Classification: Main-belt Asteroid          SPK-ID: 2109051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2190938681238866 4.6598e-08  
a 2.446840105467304 8.4975e-09 au
q 1.910752442079813 1.1832e-07 au
i 3.072190089161915 4.6359e-06 deg
node 72.84299310561755 8.1532e-05 deg
peri 252.1224602458568 8.258e-05 deg
M 70.17021716805374 1.1244e-05 deg
tp 2459124.005881988045
(2020-Oct-01.50588199)
4.3193e-05 TDB
period 1397.998844001933
3.83
7.2825e-06
1.994e-08
d
yr
n .2575109425480342 1.3414e-09 deg/d
Q 2.982927768854794 1.0359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      10859 days (29.73 yr)  
   first obs. used      1990-12-18  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55009  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:13:45  

Additional Information
 Earth MOID = .900795 au 
 Jupiter MOID = 2.35861 au 
 T_jup = 3.463 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456239.5 (2012-Nov-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2178208618641049 4.6275e-08  
q 1.914409351382274 1.1748e-07 au
tp 2456324.539637190570
(2013-Feb-01.03963719)
4.1908e-05 TDB
node 72.99671332498707 8.1221e-05 deg
peri 251.5551209138455 8.2313e-05 deg
i 3.077064321565997 4.6439e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      10859 days (29.73 yr)  
   first obs. used      1990-12-18  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55009  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:13:45  

Additional Information
 Jupiter MOID = 2.35861 au 
 T_jup = 3.463 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.141341038226698E-15 -5.43108353321743E-15 -8.4713661551655E-15 1.39757779108483E-14 -2.916933182506488E-14 -3.323593094001147E-15
q -5.43108353321743E-15 1.380169362885774E-14 2.612700689333408E-14 -3.656397578739896E-14 7.573410937345532E-14 8.584357352160966E-15
tp -8.4713661551655E-15 2.612700689333408E-14 1.756289117744622E-9 -3.179074498754885E-11 5.75426920466806E-10 -5.053388850794329E-13
node 1.39757779108483E-14 -3.656397578739896E-14 -3.179074498754885E-11 6.596853117850236E-9 -6.596787739556414E-9 -2.800384380601724E-11
peri -2.916933182506488E-14 7.573410937345532E-14 5.75426920466806E-10 -6.596787739556414E-9 6.775450272079528E-9 2.779792987480287E-11
i -3.323593094001147E-15 8.584357352160966E-15 -5.053388850794329E-13 -2.800384380601724E-11 2.779792987480287E-11 2.156545511031849E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.58   n/a E2021B55  

109051 (2001 QK15)          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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