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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2062030546602959 1.035e-07  
a 3.363423765230964 5.8742e-08 AU
q 2.669875510723305 3.7542e-07 AU
i 18.81672151520209 9.8331e-06 deg
node 144.3413217751584 2.9268e-05 deg
peri 256.1950219780971 3.7433e-05 deg
M 10.51310547156253 2.4808e-05 deg
tp 2456734.704024489992
(2014-Mar-18.20402449)
0.00015446 JED
period 2253.049895454188
6.17
5.9024e-05
1.616e-07
d
yr
n .1597834121323036 4.1859e-09 deg/d
Q 4.056972019738623 7.0855e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      6098 days (16.70 yr)  
   first obs. used      1997-01-31  
   last obs. used      2013-10-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58889  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 02:45:43  

Additional Information
 Earth MOID = 1.75019 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 13.4 mag n/a MPO233692  

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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