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26843 (1991 UK1)
Classification: Main-belt Asteroid          SPK-ID: 2026843
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2146250610728992 7.1407e-08  
a 2.277879870119015 1.2972e-08 AU
q 1.788989763877994 1.629e-07 AU
i 4.881639674429579 8.0688e-06 deg
node 333.0904934645872 7.1562e-05 deg
peri 11.5933567623104 7.2983e-05 deg
M 231.2167257942748 1.8243e-05 deg
tp 2457249.712273461724
(2015-Aug-15.21227346)
6.5882e-05 JED
period 1255.725321813812
3.44
1.0727e-05
2.937e-08
d
yr
n .2866869001892896 2.449e-09 deg/d
Q 2.766769976360036 1.5757e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      22044 days (60.35 yr)  
   first obs. used      1953-11-30  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59144  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:24:36  

Additional Information
 Earth MOID = .780391 AU 
 T_jup = 3.572 
[ 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 14.4 mag n/a MPO263578  

26843 (1991 UK1)          Discovered 1991-Oct-28 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 UK1 = 1998 QQ98 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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