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461433 (2001 WT69)
Classification: Main-belt Asteroid          SPK-ID: 2461433
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765632261198735 8.0133e-08  
a 2.700365645240075 6.239e-08 au
q 2.223580375213214 1.9797e-07 au
i 10.29808738909441 7.536e-06 deg
node 229.1592709376538 9.0987e-05 deg
peri 200.3623917764199 0.00013087 deg
M 321.3079223215237 9.2626e-05 deg
tp 2458774.701479157208
(2019-Oct-18.20147916)
0.0004223 TDB
period 1620.810673898773
4.44
5.6172e-05
1.538e-07
d
yr
n .2221110742897808 7.6976e-09 deg/d
Q 3.177150915266936 7.3406e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      6120 days (16.76 yr)  
   first obs. used      2001-11-09  
   last obs. used      2018-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:50:50  

Additional Information
 Earth MOID = 1.2401 au 
 Jupiter MOID = 2.15607 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457469.5 (2016-Mar-22.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1746101523592422 8.1094e-08  
q 2.230857032974011 1.9977e-07 au
tp 2457153.402450969262
(2015-May-10.90245097)
0.00038132 TDB
node 229.2130704532682 9.118e-05 deg
peri 200.4395331389754 0.0001319 deg
i 10.28111490517041 7.5271e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      6120 days (16.76 yr)  
   first obs. used      2001-11-09  
   last obs. used      2018-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:50:50  

Additional Information
 Jupiter MOID = 2.15607 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.576251469712339E-15 -1.579130494628868E-14 1.805076745682458E-11 -3.457250386030528E-13 4.511800306141915E-12 -9.652103133124609E-15
q -1.579130494628868E-14 3.990647120308902E-14 -3.26901074666729E-11 6.543583084694543E-13 -8.119452439429957E-12 1.556625228658936E-14
tp 1.805076745682458E-11 -3.26901074666729E-11 1.454086216923419E-7 -2.706547637635134E-9 3.68656101292103E-8 -9.738878225928548E-11
node -3.457250386030528E-13 6.543583084694543E-13 -2.706547637635134E-9 8.313792662210614E-9 -8.817870305459721E-9 -5.696480064078945E-11
peri 4.511800306141915E-12 -8.119452439429957E-12 3.68656101292103E-8 -8.817870305459721E-9 1.739877249596854E-8 3.339859034091164E-11
i -9.652103133124609E-15 1.556625228658936E-14 -9.738878225928548E-11 -5.696480064078945E-11 3.339859034091164E-11 5.665743412304862E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO456234  

461433 (2001 WT69)          Discovered 2001-Nov-09 by LINEAR at Socorro
Reference: Last Updated: 2016-03-24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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