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31094 (1997 CN28)
Classification: Outer Main-belt Asteroid          SPK-ID: 2031094
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065375285760225 1.0018e-07  
a 3.365279155916413 5.5332e-08 AU
q 2.670222716085034 3.6111e-07 AU
i 18.81768590268475 9.7634e-06 deg
node 144.3362582702924 2.9e-05 deg
peri 256.2928932866189 3.7161e-05 deg
M 42.37167899184125 2.4612e-05 deg
tp 2456735.098579593213
(2014-Mar-18.59857959)
0.00015127 JED
period 2254.914452760785
6.17
5.5613e-05
1.523e-07
d
yr
n .1596512894576719 3.9375e-09 deg/d
Q 4.060335595747793 6.676e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      6542 days (17.91 yr)  
   first obs. used      1997-01-31  
   last obs. used      2014-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57598  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:24:30  

Additional Information
 Earth MOID = 1.75162 AU 
 T_jup = 3.036 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO324594  

31094 (1997 CN28)          Discovered 1997-Feb-14 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CN28 = 2000 OA29 = 2001 QY147 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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