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(2012 YE8)
Classification: Centaur          SPK-ID: 3623459
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5880992499342227 0.00057443  
a 9.291190076575566 0.013723 au
q 3.827048161545183 0.00032083 au
i 136.0385872248176 0.0044784 deg
node 135.3776177204872 0.00068429 deg
peri 34.88486498421302 0.018576 deg
M 93.44535199322463 0.20312 deg
tp 2456515.398868117543
(2013-Aug-10.89886812)
0.11427 TDB
period 10344.40329945754
28.32
22.917
0.06274
d
yr
n .03480142735916709 7.7101e-05 deg/d
Q 14.75533199160595 0.021793 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      78 days  
   first obs. used      2012-12-21  
   last obs. used      2013-03-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .91792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:24:45  

Additional Information
 Earth MOID = 2.92197 au 
 Jupiter MOID = 1.21352 au 
 T_jup = -0.996 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456318.5 (2013-Jan-26.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5882121584434459 0.00057132  
q 3.832537803683106 0.00036367 au
tp 2456518.746452945507
(2013-Aug-14.24645295)
0.1309 TDB
node 135.2929161493124 0.00055844 deg
peri 34.96448488401774 0.018713 deg
i 136.0818574338318 0.0048079 deg
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      78 days  
   first obs. used      2012-12-21  
   last obs. used      2013-03-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .91792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:24:45  

Additional Information
 Jupiter MOID = 1.21352 au 
 T_jup = -0.996 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.264040591126917E-7 2.046496049556731E-7 -7.363279169400228E-5 3.185299472648814E-7 -1.043338823485151E-5 2.741555030760496E-6
q 2.046496049556731E-7 1.322535955878357E-7 -4.759885707354624E-5 1.998816213878479E-7 -6.797240869831737E-6 1.729381726689726E-6
tp -7.363279169400228E-5 -4.759885707354624E-5 .01713602224807436 -7.18947940978963E-5 .002447285203210348 -.0006220886776839066
node 3.185299472648814E-7 1.998816213878479E-7 -7.18947940978963E-5 3.118570195237823E-7 -1.018855800740385E-5 2.680836670132633E-6
peri -1.043338823485151E-5 -6.797240869831737E-6 .002447285203210348 -1.018855800740385E-5 .0003501944632158634 -8.828247111731285E-5
i 2.741555030760496E-6 1.729381726689726E-6 -.0006220886776839066 2.680836670132633E-6 -8.828247111731285E-5 2.311549453808137E-5

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a E2020-QH3  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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