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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .214554557862426 6.4223e-08  
a 2.278150807816002 9.3659e-09 au
q 1.789363168501111 1.438e-07 au
i 4.881480027031801 6.0913e-06 deg
node 333.0857065299674 5.2565e-05 deg
peri 11.51741861188039 5.37e-05 deg
M 43.26997132733265 9.5075e-06 deg
tp 2457249.541963501598
(2015-Aug-15.04196350)
3.3227e-05 JED
period 1255.949367941831
3.44
7.7451e-06
2.12e-08
d
yr
n .2866357587248479 1.7676e-09 deg/d
Q 2.766938447130892 1.1375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      22661 days (62.04 yr)  
   first obs. used      1953-11-30  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52392  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:02:09  

Additional Information
 Earth MOID = .780054 au 
 Jupiter MOID = 2.6324 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 14.6 mag n/a MPO347723  

26843 (1991 UK1)          Discovered 1991-Oct-28 by Ueda, S., Kaneda, H. at Kushiro
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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