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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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .161816477346157 6.3317e-08  
a 3.135523541570107 4.168e-08 AU
q 2.628144167437286 1.925e-07 AU
i 3.120880927172626 6.9047e-06 deg
node 119.2653634244694 0.00013366 deg
peri 314.1418844085948 0.00013652 deg
M 97.87976663370914 2.4749e-05 deg
tp 2456249.116266095162
(2012-Nov-17.61626610)
0.00013745 JED
period 2027.979336613786
5.55
4.0437e-05
1.107e-07
d
yr
n .177516601624309 3.5396e-09 deg/d
Q 3.642902915702929 4.8425e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      8015 days (21.94 yr)  
   first obs. used      1992-04-01  
   last obs. used      2014-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55044  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:29:15  

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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