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21342 (1997 CS28)
Classification: Main-belt Asteroid          SPK-ID: 2021342
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07307116819777683 1.0756e-07  
a 2.609453062275626 2.9499e-08 AU
q 2.41877727865788 2.6541e-07 AU
i 3.671940676343471 6.3047e-06 deg
node 80.45629863905351 0.00013697 deg
peri 292.5209500939952 0.00014439 deg
M 161.1868441516183 4.7064e-05 deg
tp 2456111.134170419532
(2012-Jul-02.63417042)
0.0001982 JED
period 1539.652320604584
4.22
2.6108e-05
7.148e-08
d
yr
n .2338190221144451 3.9649e-09 deg/d
Q 2.800128845893373 3.1655e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      6345 days (17.37 yr)  
   first obs. used      1997-02-03  
   last obs. used      2014-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5133  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:46:26  

Additional Information
 Earth MOID = 1.4206 AU 
 T_jup = 3.404 
[ 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 14.6 mag n/a MPO257019  

21342 (1997 CS28)          Discovered 1997-Feb-04 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 CS28 = 1998 KY36 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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