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109184 (2001 QE69)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109184
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2220552506112358 5.858e-08  
a 3.950907707487312 4.1922e-08 au
q 3.073587906359354 2.3196e-07 au
i 7.581512290800967 5.109e-06 deg
node 258.1329239137455 4.8589e-05 deg
peri 73.26083083722273 4.9828e-05 deg
M 101.2961338702788 1.3437e-05 deg
tp 2457793.387407162887
(2017-Feb-08.88740716)
0.00010344 TDB
period 2868.426684412817
7.85
4.5654e-05
1.25e-07
d
yr
n .1255043407440947 1.9975e-09 deg/d
Q 4.828227508615271 5.1231e-08 au
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9337 days (25.56 yr)  
   first obs. used      1993-06-16  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55519  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:28:42  

Additional Information
 Earth MOID = 2.0739 au 
 Jupiter MOID = .788667 au 
 T_jup = 3.001 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456486.5 (2013-Jul-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210613649485363 5.8627e-08  
q 3.072263305162141 2.3134e-07 au
tp 2457795.113712391076
(2017-Feb-10.61371239)
0.00010343 TDB
node 258.1497408674463 4.861e-05 deg
peri 73.59635275017371 4.9856e-05 deg
i 7.582010325095907 5.1099e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9337 days (25.56 yr)  
   first obs. used      1993-06-16  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55519  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:28:42  

Additional Information
 Jupiter MOID = .788667 au 
 T_jup = 3.001 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.437149971846565E-15 -1.343048096796181E-14 2.309878678903107E-12 -2.353300028950979E-14 2.090581695313384E-13 -3.759539504809782E-16
q -1.343048096796181E-14 5.351796329975597E-14 -8.374658491851315E-12 8.635248821049881E-14 -8.042146111822215E-13 2.291818858458529E-15
tp 2.309878678903107E-12 -8.374658491851315E-12 1.069766684772954E-8 -2.312739155819506E-11 1.233956187172304E-9 -2.670479656695674E-12
node -2.353300028950979E-14 8.635248821049881E-14 -2.312739155819506E-11 2.362931747567418E-9 -2.343964895182411E-9 -2.058293200701355E-11
peri 2.090581695313384E-13 -8.042146111822215E-13 1.233956187172304E-9 -2.343964895182411E-9 2.485631258415787E-9 2.005991981481045E-11
i -3.759539504809782E-16 2.291818858458529E-15 -2.670479656695674E-12 -2.058293200701355E-11 2.005991981481045E-11 2.611065144496319E-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 13.3   n/a MPO257514  

109184 (2001 QE69)          Discovered 2001-Aug-17 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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