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11481 Znannya (1987 WO1)
Classification: Main-belt Asteroid          SPK-ID: 2011481
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0383006453977535 6.4589e-08  
a 2.574006561229817 2.0746e-08 AU
q 2.475420448676663 1.6154e-07 AU
i 6.655185680401303 6.8376e-06 deg
node 234.4631233354776 5.082e-05 deg
peri 155.4365496226846 9.6158e-05 deg
M 221.4020010627002 8.2839e-05 deg
tp 2457581.220771719421
(2016-Jul-11.72077172)
0.00034867 JED
period 1508.387418447275
4.13
1.8236e-05
4.993e-08
d
yr
n .2386654751937549 2.8854e-09 deg/d
Q 2.672592673782971 2.154e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1075  
   data-arc span      9717 days (26.60 yr)  
   first obs. used      1987-11-22  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .45463  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:20:42  

Additional Information
 Earth MOID = 1.48257 AU 
 T_jup = 3.418 
[ 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 MPO256950  

11481 Znannya           Discovered 1987 Nov. 22 by E. Bowell at the Anderson Mesa Station of the Lowell Observatory.
The scientific society Znannya was founded in Kiev in 1948 by Ukrainian astronomer Sergej Konstantinovich Vsekhsvyatskij and other scientists. Znannya propagates knowledge in astronomy, physics, history and other sciences in Ukraine and elsewhere. The name was suggested by K. I. Churyumov.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030910/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1987 WO1 = 1991 UX1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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