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109194 (2001 QB75)
Classification: Main-belt Asteroid          SPK-ID: 2109194
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2579842943148702 5.1627e-08  
a 3.112529506808421 2.3192e-08 au
q 2.30954577846024 1.6752e-07 au
i 16.309129799081 5.7065e-06 deg
node 20.74204075369993 1.715e-05 deg
peri 305.9918641632698 1.8806e-05 deg
M 214.971240887506 1.0449e-05 deg
tp 2460008.516581378722
(2023-Mar-05.01658138)
6.2912e-05 TDB
period 2005.712322689801
5.49
2.2418e-05
6.138e-08
d
yr
n .1794873551543098 2.0061e-09 deg/d
Q 3.915513235156603 2.9176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      13355 days (36.56 yr)  
   first obs. used      1984-08-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:14:28  

Additional Information
 Earth MOID = 1.33939 au 
 Jupiter MOID = 1.71532 au 
 T_jup = 3.106 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2562877124142209 5.1503e-08  
q 2.317842939254554 1.6653e-07 au
tp 2458001.193240658677
(2017-Sep-04.69324066)
5.3786e-05 TDB
node 20.78846088393904 1.7161e-05 deg
peri 305.6224574959437 1.8831e-05 deg
i 16.29562374744667 5.7023e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      13355 days (36.56 yr)  
   first obs. used      1984-08-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:14:28  

Additional Information
 Jupiter MOID = 1.71532 au 
 T_jup = 3.106 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.652606693610587E-15 -8.536306994042854E-15 4.807563106442773E-13 5.89596689259693E-15 1.060732526579148E-13 -3.458107204063185E-15
q -8.536306994042854E-15 2.77338110077009E-14 -1.256934814320564E-12 -1.557629910529373E-14 -3.290134296346287E-13 1.697204386633559E-14
tp 4.807563106442773E-13 -1.256934814320564E-12 2.892953389258452E-9 1.198727338669122E-11 4.452494823206822E-10 -1.037399740969654E-12
node 5.89596689259693E-15 -1.557629910529373E-14 1.198727338669122E-11 2.94490289777384E-10 -2.800611273453598E-10 -3.395899043721316E-11
peri 1.060732526579148E-13 -3.290134296346287E-13 4.452494823206822E-10 -2.800611273453598E-10 3.5461729718905E-10 3.235204660696026E-11
i -3.458107204063185E-15 1.697204386633559E-14 -1.037399740969654E-12 -3.395899043721316E-11 3.235204660696026E-11 3.251673557866353E-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 14.29   n/a E2021B55  

109194 (2001 QB75)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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