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183997 (2004 EE72)
Classification: Main-belt Asteroid          SPK-ID: 2183997
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03759812210757352 5.3554e-08  
a 2.353961081405535 1.6432e-08 au
q 2.265456565230374 1.294e-07 au
i .5802269213669823 6.1447e-06 deg
node 353.8441522220793 0.000499 deg
peri 252.6585952001579 0.00050571 deg
M 104.5477636722454 8.3804e-05 deg
tp 2458617.402259093235
(2019-May-13.90225909)
0.00030635 TDB
period 1319.159605927067
3.61
1.3813e-05
3.782e-08
d
yr
n .2729010184836599 2.8576e-09 deg/d
Q 2.442465597580695 1.705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      9611 days (26.31 yr)  
   first obs. used      1991-10-01  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58901  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 07:58:12  

Additional Information
 Earth MOID = 1.25166 au 
 Jupiter MOID = 2.54231 au 
 T_jup = 3.555 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456497.5 (2013-Jul-24.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03787843447133704 5.3818e-08  
q 2.264782850847824 1.3001e-07 au
tp 2455977.489096383244
(2012-Feb-19.98909638)
0.00029926 TDB
node 353.997642600383 0.00049866 deg
peri 252.4188234095149 0.00050522 deg
i .5809064210004551 6.142e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      9611 days (26.31 yr)  
   first obs. used      1991-10-01  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58901  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 07:58:12  

Additional Information
 Jupiter MOID = 2.54231 au 
 T_jup = 3.555 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.89636470851001E-15 -6.946659664317808E-15 -3.80015882618644E-12 6.006686794627772E-15 -9.390255917244043E-13 2.361435077937041E-16
q -6.946659664317808E-15 1.690376621959992E-14 9.367092359843629E-12 -1.606383191898392E-14 2.346515032256521E-12 -5.146457375342507E-16
tp -3.80015882618644E-12 9.367092359843629E-12 8.955419102173525E-8 -2.62690749744666E-11 2.42973493006638E-8 1.873267649455536E-12
node 6.006686794627772E-15 -1.606383191898392E-14 -2.62690749744666E-11 2.486613959347806E-7 -2.486549791799696E-7 9.133709088472448E-11
peri -9.390255917244043E-13 2.346515032256521E-12 2.42973493006638E-8 -2.486549791799696E-7 2.552483066323137E-7 -9.081121044546745E-11
i 2.361435077937041E-16 -5.146457375342507E-16 1.873267649455536E-12 9.133709088472448E-11 -9.081121044546745E-11 3.772389667761349E-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 16.5   n/a MPO436909  

183997 (2004 EE72)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2004 EE72 = 2000 BJ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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