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31093 (1997 CE28)
Classification: Main-belt Asteroid          SPK-ID: 2031093
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1618164161911205 5.7719e-08  
a 3.135523552993344 3.7943e-08 AU
q 2.628144368765112 1.7164e-07 AU
i 3.1208848487676 5.9149e-06 deg
node 119.2654818851246 0.00012217 deg
peri 314.1417581343342 0.00012447 deg
M 97.87977112994622 2.1902e-05 deg
tp 2456249.116237753443
(2012-Nov-17.61623775)
0.00012158 JED
period 2027.979347696188
5.55
3.6811e-05
1.008e-07
d
yr
n .177516600654225 3.2222e-09 deg/d
Q 3.642902737221576 4.4082e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      840  
   data-arc span      8112 days (22.21 yr)  
   first obs. used      1992-04-01  
   last obs. used      2014-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55464  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:04:01  

Additional Information
 Earth MOID = 1.64339 AU 
 T_jup = 3.189 
[ 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 MPO257081  

31093 (1997 CE28)          Discovered 1997-Feb-06 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CE28 = 1998 HN100 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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