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382589 (2002 CW261)
Classification: Main-belt Asteroid          SPK-ID: 2382589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076603749048157 9.5728e-08  
a 2.514761646577101 2.2264e-08 au
q 2.244021464910359 2.382e-07 au
i 4.288994944107366 1.1022e-05 deg
node 128.2965189068435 7.9799e-05 deg
peri 343.091737618881 8.6585e-05 deg
M 225.9883921188427 3.4524e-05 deg
tp 2459542.730055084902
(2021-Nov-24.23005508)
0.00014311 TDB
period 1456.611281044193
3.99
1.9344e-05
5.296e-08
d
yr
n .2471489852405432 3.2822e-09 deg/d
Q 2.785501828243844 2.4661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      6851 days (18.76 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:44  

Additional Information
 Earth MOID = 1.261 au 
 Jupiter MOID = 2.2987 au 
 T_jup = 3.448 
[ show covariance matrix ]

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 17.2   n/a MPO437566  

382589 (2002 CW261)          Discovered 2002-Feb-05 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2002 CW261 = 2006 BR17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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