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86554 (2000 EH9)
Classification: Main-belt Asteroid          SPK-ID: 2086554
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .248151017938108 4.0243e-08  
a 2.246281951602946 1.3267e-08 au
q 1.688864798736675 9.2487e-08 au
i 8.144869876025416 5.8676e-06 deg
node 318.7141303491127 3.4984e-05 deg
peri 325.7943886233743 3.939e-05 deg
M 262.1895553122703 2.3301e-05 deg
tp 2459334.600834955577
(2021-Apr-30.10083496)
8.1709e-05 TDB
period 1229.687698159462
3.37
1.0894e-05
2.983e-08
d
yr
n .2927572590494568 2.5936e-09 deg/d
Q 2.803699104469217 1.6559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      9863 days (27.00 yr)  
   first obs. used      1993-01-31  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5649  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:51:56  

Additional Information
 Earth MOID = .679799 au 
 Jupiter MOID = 2.39801 au 
 T_jup = 3.577 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457080.5 (2015-Feb-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2485061615901773 4.0237e-08  
q 1.687955919928221 9.2481e-08 au
tp 2456875.178359732973
(2014-Aug-05.67835973)
6.7619e-05 TDB
node 318.7615209276532 3.4964e-05 deg
peri 325.7771800789603 3.9368e-05 deg
i 8.147822634837672 5.8695e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      9863 days (27.00 yr)  
   first obs. used      1993-01-31  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5649  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:51:56  

Additional Information
 Jupiter MOID = 2.39801 au 
 T_jup = 3.577 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.619044310849388E-15 -3.700309541464871E-15 4.388804555882113E-13 8.490922669083198E-16 1.239134585721121E-13 2.080192845362912E-15
q -3.700309541464871E-15 8.552750626633687E-15 -6.183951824168809E-13 -4.413726208427634E-15 -1.805316964807894E-13 -5.165048510794482E-15
tp 4.388804555882113E-13 -6.183951824168809E-13 4.572299942704414E-9 -4.574849637997723E-11 1.24841593995388E-9 -9.401051882052692E-12
node 8.490922669083198E-16 -4.413726208427634E-15 -4.574849637997723E-11 1.222496916086186E-9 -1.221316136519243E-9 7.341931179551994E-11
peri 1.239134585721121E-13 -1.805316964807894E-13 1.24841593995388E-9 -1.221316136519243E-9 1.549834364320054E-9 -7.500929708740842E-11
i 2.080192845362912E-15 -5.165048510794482E-15 -9.401051882052692E-12 7.341931179551994E-11 -7.500929708740842E-11 3.445108582823774E-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 16.2   n/a MPO453297  

86554 (2000 EH9)          Discovered 2000-Mar-03 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2000 EH9 = 1994 PU35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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