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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130789451293257 8.2592e-08  
a 2.304720863197969 2.0869e-08 AU
q 2.044105459169994 1.854e-07 AU
i 5.595023080493366 8.1586e-06 deg
node 129.858937553508 7.1809e-05 deg
peri 235.1524678589249 8.0323e-05 deg
M 167.6855441852077 3.6037e-05 deg
tp 2456405.223071639924
(2013-Apr-22.72307164)
0.00012596 JED
period 1277.985501081326
3.50
1.7358e-05
4.752e-08
d
yr
n .2816933366578868 3.8261e-09 deg/d
Q 2.565336267225944 2.3229e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      7065 days (19.34 yr)  
   first obs. used      1995-08-27  
   last obs. used      2014-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55131  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:57:55  

Additional Information
 Earth MOID = 1.04747 AU 
 T_jup = 3.574 
[ 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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