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146893 (2002 CK55)
Classification: Main-belt Asteroid          SPK-ID: 2146893
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1544198386269688 4.8155e-08  
a 3.167628792411635 2.5985e-08 au
q 2.67848406545729 1.5434e-07 au
i 2.835001617743313 5.6129e-06 deg
node 280.8873444333889 0.00011302 deg
peri 202.3729206378707 0.00011472 deg
M 44.98319168688535 1.8722e-05 deg
tp 2458343.195361433544
(2018-Aug-12.69536143)
0.00010638 TDB
period 2059.206259277728
5.64
2.5338e-05
6.937e-08
d
yr
n .1748246434168625 2.1512e-09 deg/d
Q 3.65677351936598 2.9998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6716 days (18.39 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:19:51  

Additional Information
 Earth MOID = 1.69479 au 
 Jupiter MOID = 1.43182 au 
 T_jup = 3.183 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456927.5 (2014-Sep-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1555963620673315 4.8119e-08  
q 2.675000445392293 1.5436e-07 au
tp 2456281.587538040683
(2012-Dec-20.08753804)
0.00010301 TDB
node 280.9277477461941 0.000113 deg
peri 202.1532052696108 0.00011467 deg
i 2.835619097977316 5.6138e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6716 days (18.39 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:19:51  

Additional Information
 Jupiter MOID = 1.43182 au 
 T_jup = 3.183 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.315420108455313E-15 -7.3522354891752E-15 1.01058040088752E-13 6.053307956061694E-15 6.930711345296851E-15 -1.229209351109319E-15
q -7.3522354891752E-15 2.382754294745757E-14 -3.673554436673544E-13 -9.752599059511296E-15 -8.694434030814939E-15 3.472410119252044E-15
tp 1.01058040088752E-13 -3.673554436673544E-13 1.061035345013946E-8 1.795285153004159E-11 2.054062117410254E-9 -3.908783703916344E-13
node 6.053307956061694E-15 -9.752599059511296E-15 1.795285153004159E-11 1.276808024642931E-8 -1.274732461643539E-8 2.47110941172116E-11
peri 6.930711345296851E-15 -8.694434030814939E-15 2.054062117410254E-9 -1.274732461643539E-8 1.314931231907992E-8 -2.484385574430671E-11
i -1.229209351109319E-15 3.472410119252044E-15 -3.908783703916344E-13 2.47110941172116E-11 -2.484385574430671E-11 3.151514825163023E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO475273  

146893 (2002 CK55)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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