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80855 (2000 DD23)
Classification: Main-belt Asteroid          SPK-ID: 2080855
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 .1351076125081589 5.5112e-08  
a 2.535380915955753 2.0313e-08 au
q 2.192831653602222 1.4143e-07 au
i 14.10619898510051 6.5068e-06 deg
node 333.977826478546 2.2345e-05 deg
peri 275.1847999236996 5.5203e-05 deg
M 280.0261532810246 6.3741e-05 deg
tp 2459328.073482348908
(2021-Apr-23.57348235)
0.00026389 TDB
period 1474.562728737999
4.04
1.7721e-05
4.852e-08
d
yr
n .244140173207894 2.9341e-09 deg/d
Q 2.877930178309283 2.3058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      10170 days (27.84 yr)  
   first obs. used      1992-03-02  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56483  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 12:39:27  

Additional Information
 Earth MOID = 1.23306 au 
 Jupiter MOID = 2.33745 au 
 T_jup = 3.394 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456893.5 (2014-Aug-24.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1360877935001393 5.4919e-08  
q 2.189680867679513 1.409e-07 au
tp 2456379.280910358069
(2013-Mar-27.78091036)
0.00023899 TDB
node 334.016727347908 2.2335e-05 deg
peri 275.1901113965328 5.5024e-05 deg
i 14.11304045348762 6.5096e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      10170 days (27.84 yr)  
   first obs. used      1992-03-02  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56483  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 12:39:27  

Additional Information
 Jupiter MOID = 2.33745 au 
 T_jup = 3.394 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.016102905926263E-15 -7.679885637214536E-15 -2.389940777373051E-12 -2.137938445334756E-14 -3.731042938635478E-13 1.157603457624485E-14
q -7.679885637214536E-15 1.985383408997489E-14 8.684005633904333E-12 6.25546779127613E-14 1.506996739719473E-12 -2.950962094417629E-14
tp -2.389940777373051E-12 8.684005633904333E-12 5.711524830599439E-8 2.388744650183923E-10 1.203975596151234E-8 -3.289760088998689E-11
node -2.137938445334756E-14 6.25546779127613E-14 2.388744650183923E-10 4.988334722513018E-10 -4.321150441422625E-10 -3.486447898336399E-11
peri -3.731042938635478E-13 1.506996739719473E-12 1.203975596151234E-8 -4.321150441422625E-10 3.027649233758978E-9 2.719998386512936E-11
i 1.157603457624485E-14 -2.950962094417629E-14 -3.289760088998689E-11 -3.486447898336399E-11 2.719998386512936E-11 4.237492536679438E-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 15.4   n/a MPO502641  

80855 (2000 DD23)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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