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118769 (2000 QJ249)
Classification: Main-belt Asteroid          SPK-ID: 2118769
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07209134856226981 4.251e-08  
a 2.778809048460036 1.7084e-08 au
q 2.578480956759515 1.2069e-07 au
i 5.470864890580239 4.4868e-06 deg
node 335.2400670984902 4.2818e-05 deg
peri 55.33075684569872 5.1965e-05 deg
M 57.76169762247123 2.8227e-05 deg
tp 2458729.028694551749
(2019-Sep-02.52869455)
0.00013257 TDB
period 1691.945943142609
4.63
1.5603e-05
4.272e-08
d
yr
n .2127727552165989 1.9622e-09 deg/d
Q 2.979137140160558 1.8316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      7383 days (20.21 yr)  
   first obs. used      2000-08-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52329  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:45:31  

Additional Information
 Earth MOID = 1.58773 au 
 Jupiter MOID = 2.34446 au 
 T_jup = 3.324 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457397.5 (2016-Jan-10.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07081314937716027 4.2638e-08  
q 2.581514598884489 1.2071e-07 au
tp 2457027.418662903731
(2015-Jan-04.91866290)
0.00013552 TDB
node 335.3858760421928 4.2667e-05 deg
peri 53.25062740396658 5.2184e-05 deg
i 5.481992648896976 4.4932e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      7383 days (20.21 yr)  
   first obs. used      2000-08-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52329  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:45:31  

Additional Information
 Jupiter MOID = 2.34446 au 
 T_jup = 3.324 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.818000864289019E-15 -5.102813511845881E-15 -1.013590800297653E-12 5.490314256764171E-17 -2.380297214893485E-13 -2.013194011914561E-15
q -5.102813511845881E-15 1.457170701695968E-14 2.656737447420865E-12 -3.435130751727491E-16 6.383376985723707E-13 6.019860960731751E-15
tp -1.013590800297653E-12 2.656737447420865E-12 1.83655526184048E-8 8.162936387543236E-13 4.089300964001844E-9 -1.807216925322476E-13
node 5.490314256764171E-17 -3.435130751727491E-16 8.162936387543236E-13 1.820492105363042E-9 -1.811576607569254E-9 4.324454040497279E-11
peri -2.380297214893485E-13 6.383376985723707E-13 4.089300964001844E-9 -1.811576607569254E-9 2.723178642592993E-9 -4.306150546817043E-11
i -2.013194011914561E-15 6.019860960731751E-15 -1.807216925322476E-13 4.324454040497279E-11 -4.306150546817043E-11 2.018877796963998E-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 15.5   n/a MPO502795  

118769 (2000 QJ249)          Discovered 2000-Aug-28 by Buie, M. W. at Cerro Tololo
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 QJ249 = 2002 CK67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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