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109537 (2001 QU250)
Classification: Main-belt Asteroid          SPK-ID: 2109537
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2721581107427002 5.8493e-08  
a 2.548707243437878 2.0359e-08 au
q 1.85505589522759 1.4032e-07 au
i 12.71958501781512 5.6849e-06 deg
node 13.60288225058258 2.2191e-05 deg
peri 17.60406019480445 2.8026e-05 deg
M 188.8106687938455 2.5113e-05 deg
tp 2459707.228411913421
(2022-May-07.72841191)
0.00011124 TDB
period 1486.203763378478
4.07
1.7808e-05
4.876e-08
d
yr
n .2422278888472456 2.9024e-09 deg/d
Q 3.242358591648166 2.59e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      8273 days (22.65 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:11:25  

Additional Information
 Earth MOID = .863608 au 
 Jupiter MOID = 2.23602 au 
 T_jup = 3.355 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457557.5 (2016-Jun-18.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2716552892488245 5.8454e-08  
q 1.856964832805398 1.4009e-07 au
tp 2458221.610035564619
(2018-Apr-13.11003556)
9.5627e-05 TDB
node 13.61312700647934 2.2189e-05 deg
peri 17.72709229720822 2.8037e-05 deg
i 12.71853577086274 5.6843e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      8273 days (22.65 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:11:25  

Additional Information
 Jupiter MOID = 2.23602 au 
 T_jup = 3.355 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.416908969163857E-15 -8.161297585151489E-15 2.434345248601226E-12 -3.415427514501077E-14 3.222982142088107E-13 -1.922917719408944E-15
q -8.161297585151489E-15 1.962402526491714E-14 -4.99455036341616E-12 7.979995139563269E-14 -6.238009284685226E-13 6.504811868878126E-16
tp 2.434345248601226E-12 -4.99455036341616E-12 9.144611430119521E-9 -4.867148567657688E-11 1.650852504208728E-9 -3.577831728839179E-11
node -3.415427514501077E-14 7.979995139563269E-14 -4.867148567657688E-11 4.923310119069901E-10 -4.872469541714086E-10 -3.288423242948144E-11
peri 3.222982142088107E-13 -6.238009284685226E-13 1.650852504208728E-9 -4.872469541714086E-10 7.860576099199639E-10 2.552828376658329E-11
i -1.922917719408944E-15 6.504811868878126E-16 -3.577831728839179E-11 -3.288423242948144E-11 2.552828376658329E-11 3.231094847105135E-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 16.0   n/a MPO417562  

109537 (2001 QU250)          Discovered 2001-Aug-24 by NEAT at Haleakala
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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