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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2084277616162277 8.7038e-08  
a 3.372033412088961 5.1499e-08 au
q 2.669208035912128 3.103e-07 au
i 18.80615016083457 9.5187e-06 deg
node 144.3218818912724 2.7398e-05 deg
peri 256.7699411874673 3.5491e-05 deg
M 105.4547554608987 2.2851e-05 deg
tp 2456737.978618372192
(2014-Mar-21.47861837)
0.00013896 JED
period 2261.706419436404
6.19
5.1812e-05
1.419e-07
d
yr
n .1591718522378818 3.6464e-09 deg/d
Q 4.074858788265794 6.2233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      6626 days (18.14 yr)  
   first obs. used      1997-01-31  
   last obs. used      2015-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55974  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:03:51  

Additional Information
 Earth MOID = 1.75009 au 
 Jupiter MOID = 1.7884 au 
 T_jup = 3.034 
[ 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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