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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065375035579144 8.6758e-08  
a 3.365279169652465 4.787e-08 AU
q 2.670222811176993 3.067e-07 AU
i 18.81768551167842 9.5309e-06 deg
node 144.3362560295976 2.7452e-05 deg
peri 256.2928972864868 3.5832e-05 deg
M 42.37167434448444 2.2783e-05 deg
tp 2456735.098607077703
(2014-Mar-18.59860708)
0.00014091 JED
period 2254.914466566604
6.17
4.8113e-05
1.317e-07
d
yr
n .1596512884801995 3.4065e-09 deg/d
Q 4.060335528127936 5.7756e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      450  
   data-arc span      6592 days (18.05 yr)  
   first obs. used      1997-01-31  
   last obs. used      2015-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57301  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:37:26  

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
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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