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72924 (2001 WM66)
Classification: Main-belt Asteroid          SPK-ID: 2072924
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1470182177630562 3.4944e-08  
a 2.594915541884795 1.356e-08 au
q 2.213415683671237 8.9591e-08 au
i 2.14128894314364 6.0897e-06 deg
node 141.8157733536087 0.00010347 deg
peri 119.1068153666611 0.00010568 deg
M 18.67928383040087 2.1603e-05 deg
tp 2459317.278878155154
(2021-Apr-12.77887816)
9.1437e-05 TDB
period 1526.803924769773
4.18
1.1968e-05
3.277e-08
d
yr
n .2357866613778088 1.8482e-09 deg/d
Q 2.976415400098352 1.5554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      9113 days (24.95 yr)  
   first obs. used      1996-07-22  
   last obs. used      2021-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56371  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:46:43  

Additional Information
 Earth MOID = 1.19897 au 
 Jupiter MOID = 2.08407 au 
 T_jup = 3.401 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457187.5 (2015-Jun-14.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478746383312053 3.4944e-08  
q 2.210858643358855 8.9577e-08 au
tp 2457788.348146745977
(2017-Feb-03.84814675)
8.7921e-05 TDB
node 141.8325566434076 0.00010351 deg
peri 118.7460682323856 0.0001057 deg
i 2.140228243493572 6.0913e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      9113 days (24.95 yr)  
   first obs. used      1996-07-22  
   last obs. used      2021-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56371  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:46:43  

Additional Information
 Jupiter MOID = 2.08407 au 
 T_jup = 3.401 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.221090349711675E-15 -3.103966231693317E-15 9.698488661792657E-13 4.654335586123218E-18 2.234818545908881E-13 1.50016016129742E-16
q -3.103966231693317E-15 8.024033681886008E-15 -2.31335189906893E-12 -1.508517844547036E-15 -5.442194083209001E-13 -4.097714990817122E-16
tp 9.698488661792657E-13 -2.31335189906893E-12 7.730063650725542E-9 -6.094054833952912E-12 1.889404678810266E-9 8.321570635165744E-13
node 4.654335586123218E-18 -1.508517844547036E-15 -6.094054833952912E-12 1.071408802443056E-8 -1.070752428734076E-8 1.273650898373894E-10
peri 2.234818545908881E-13 -5.442194083209001E-13 1.889404678810266E-9 -1.070752428734076E-8 1.117241903917946E-8 -1.270823846213071E-10
i 1.50016016129742E-16 -4.097714990817122E-16 8.321570635165744E-13 1.273650898373894E-10 -1.270823846213071E-10 3.710362995304404E-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 15.70   n/a E2021B10  

72924 (2001 WM66)          Discovered 2001-Nov-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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