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23657 (1997 CB28)
Classification: Main-belt Asteroid          SPK-ID: 2023657
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125947627521591 8.9449e-08  
a 2.305651389833004 2.1203e-08 AU
q 2.046047118605571 2.0161e-07 AU
i 5.594362955326318 8.4331e-06 deg
node 129.8573230749687 7.5576e-05 deg
peri 235.226406461706 8.4081e-05 deg
M 111.3128925434732 3.6801e-05 deg
tp 2456405.104375027823
(2013-Apr-22.60437503)
0.00012935 JED
period 1278.75955549706
3.50
1.7639e-05
4.829e-08
d
yr
n .2815228229986256 3.8834e-09 deg/d
Q 2.565255661060437 2.359e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      6726 days (18.41 yr)  
   first obs. used      1995-08-27  
   last obs. used      2014-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55813  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:36:16  

Additional Information
 Earth MOID = 1.04793 AU 
 T_jup = 3.573 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO240393  

23657 (1997 CB28)          Discovered 1997-Feb-06 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 CB28 = 2000 AN73 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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