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27736 Ekaterinburg (1990 SA6)
Classification: Main-belt Asteroid          SPK-ID: 2027736
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3325501855471664 5.7185e-08  
a 3.139062206250221 2.2808e-08 AU
q 2.095166487117613 1.809e-07 AU
i 11.30193625734221 7.1803e-06 deg
node 23.10749586409623 3.7195e-05 deg
peri 79.49770950769987 4.0121e-05 deg
M 64.20627531187394 1.0254e-05 deg
tp 2456638.195868951073
(2013-Dec-11.69586895)
5.7844e-05 JED
period 2031.413386683291
5.56
2.214e-05
6.062e-08
d
yr
n .1772165145508742 1.9315e-09 deg/d
Q 4.18295792538283 3.0393e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      12883 days (35.27 yr)  
   first obs. used      1979-10-16  
   last obs. used      2015-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52112  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:16:22  

Additional Information
 Earth MOID = 1.1459 AU 
 T_jup = 3.094 
[ 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 13.0 mag n/a MPO302229  

27736 Ekaterinburg           Discovered 1990 Sept. 22 by E. W. Elst at the European Southern Observatory.
Ekaterinburg, on the river Iset, is a city on the eastern side of the Urals. Founded in 1723 by Peter the Great, it became a center of mining and smelting. It is now a leading center of education and science.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ show close-approach data ]
Alternate Designations
 1990 SA6 = 1979 UH4 = 1979 WC5 = 1998 HL67 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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