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JPL Small-Body Database Browser
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109366 (2001 QK158)
Classification: Main-belt Asteroid          SPK-ID: 2109366
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .09864569071433504 3.8928e-08  
a 2.53238775033823 1.2629e-08 au
q 2.282578611549595 1.0109e-07 au
i 2.054284059546742 4.7735e-06 deg
node 290.1804799249747 0.00012529 deg
peri 89.365047208128 0.00012803 deg
M 102.2496857925023 2.6874e-05 deg
tp 2458182.425947332071
(2018-Mar-04.92594733)
0.00010924 TDB
period 1471.952288106597
4.03
1.1011e-05
3.015e-08
d
yr
n .244573144733567 1.8295e-09 deg/d
Q 2.782196889126866 1.3875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      1998-12-13  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:30:30  

Additional Information
 Earth MOID = 1.28501 au 
 Jupiter MOID = 2.65344 au 
 T_jup = 3.442 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456613.5 (2013-Nov-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09690202530715576 3.8777e-08  
q 2.287172854869848 1.0051e-07 au
tp 2456708.060832177620
(2014-Feb-19.56083218)
0.00011019 TDB
node 290.320603817348 0.00012497 deg
peri 88.83013600277313 0.00012784 deg
i 2.057131143304683 4.778e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      1998-12-13  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:30:30  

Additional Information
 Jupiter MOID = 2.65344 au 
 T_jup = 3.442 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.503638165765362E-15 -3.873159960777812E-15 -9.401485327434907E-13 2.105299879910288E-14 -2.508292834810341E-13 7.238751748072944E-16
q -3.873159960777812E-15 1.01025462045526E-14 2.501784979808268E-12 -5.59873836153433E-14 6.647796547470844E-13 -1.735488253998925E-15
tp -9.401485327434907E-13 2.501784979808268E-12 1.214204672970535E-8 -6.508764935444012E-11 2.991229811144148E-9 2.1371506566916E-12
node 2.105299879910288E-14 -5.59873836153433E-14 -6.508764935444012E-11 1.561816617092013E-8 -1.562312099902984E-8 1.103794662211127E-10
peri -2.508292834810341E-13 6.647796547470844E-13 2.991229811144148E-9 -1.562312099902984E-8 1.63440212720223E-8 -1.097953092014632E-10
i 7.238751748072944E-16 -1.735488253998925E-15 2.1371506566916E-12 1.103794662211127E-10 -1.097953092014632E-10 2.282913136487514E-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 16.1   n/a MPO268014  

109366 (2001 QK158)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QK158 = 1999 CC136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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