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14322 Shakura (1978 YM)
Classification: Main-belt Asteroid          SPK-ID: 2014322
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 .1366786128404908 6.153e-08  
a 2.234165908051377 1.2178e-08 AU
q 1.928803210883399 1.4136e-07 AU
i 7.822901454367589 7.0556e-06 deg
node .6799325382224507 3.5546e-05 deg
peri 19.91252120501647 4.2365e-05 deg
M 262.7073493869591 2.3944e-05 deg
tp 2457130.146972991087
(2015-Apr-17.64697299)
8.2407e-05 JED
period 1219.752052483237
3.34
9.9728e-06
2.73e-08
d
yr
n .2951419505850328 2.4131e-09 deg/d
Q 2.539528605219354 1.3842e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      990  
   data-arc span      14575 days (39.90 yr)  
   first obs. used      1974-07-26  
   last obs. used      2014-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50354  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:32:19  

Additional Information
 Earth MOID = .931087 AU 
 T_jup = 3.615 
[ 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 14.1 mag n/a MPO263476  

14322 Shakura           Discovered 1978 Dec. 22 by N. S. Chernykh at the Crimean Astrophysical Observatory.
Nikolai Ivanovich Shakura (b. 1945) is the head of the relativistic astrophysics department at the Sternberg Astronomical Institute, Moscow University. A well-known specialist in theory of accretion and in astrophysics of x-ray binaries, he is particularly famous as the developer of the standard theory of disk accretion.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

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Alternate Designations
 1978 YM = 1974 OW1 = 1981 TQ2 = 1991 RY17 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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