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43623 (2002 CM138)
Classification: Main-belt Asteroid          SPK-ID: 2043623
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1056175381510433 4.2102e-08  
a 2.38502326508462 9.4024e-09 au
q 2.133122979393419 9.7884e-08 au
i 4.172505286447445 4.3757e-06 deg
node 192.8859682018105 5.2072e-05 deg
peri 23.7709495357136 5.6832e-05 deg
M 27.05965998467547 2.012e-05 deg
tp 2459295.375312859447
(2021-Mar-21.87531286)
7.5341e-05 TDB
period 1345.356423222472
3.68
7.9556e-06
2.178e-08
d
yr
n .2675870823418735 1.5823e-09 deg/d
Q 2.636923550775821 1.0395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      10113 days (27.69 yr)  
   first obs. used      1993-11-21  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:42:58  

Additional Information
 Earth MOID = 1.12751 au 
 Jupiter MOID = 2.32677 au 
 T_jup = 3.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457672.5 (2016-Oct-11.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1064619863631531 4.2054e-08  
q 2.131083293460816 9.7914e-08 au
tp 2457950.039456851645
(2017-Jul-15.53945685)
7.705e-05 TDB
node 192.9059447853437 5.2071e-05 deg
peri 23.89369128695049 5.6766e-05 deg
i 4.172236893356204 4.3763e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      10113 days (27.69 yr)  
   first obs. used      1993-11-21  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:42:58  

Additional Information
 Jupiter MOID = 2.32677 au 
 T_jup = 3.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.768505890824895E-15 -4.104190887310533E-15 -5.600965320117955E-13 5.837945118957906E-15 -1.925683807255141E-13 -1.837687157425496E-15
q -4.104190887310533E-15 9.587224877496262E-15 1.110996441678179E-12 -1.483031651425654E-14 3.891554983675765E-13 4.496708611949626E-15
tp -5.600965320117955E-13 1.110996441678179E-12 5.93675478596554E-9 1.774073495501191E-11 1.752580835808805E-9 -9.107388501703842E-13
node 5.837945118957906E-15 -1.483031651425654E-14 1.774073495501191E-11 2.711390946500745E-9 -2.698501608751572E-9 3.096303389209255E-11
peri -1.925683807255141E-13 3.891554983675765E-13 1.752580835808805E-9 -2.698501608751572E-9 3.222429802799046E-9 -3.11297576196489E-11
i -1.837687157425496E-15 4.496708611949626E-15 -9.107388501703842E-13 3.096303389209255E-11 -3.11297576196489E-11 1.915184097504334E-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 16.58   n/a MPO636689  

43623 (2002 CM138)          Discovered 2002-Feb-08 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 CM138 = 1995 GO8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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