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11554 Asios (1993 BZ12)
Classification: Jupiter Trojan          SPK-ID: 2011554
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06143960735850994 7.28e-08  
a 5.262640038291909 1.2604e-07 au
q 4.939305500670081 3.8926e-07 au
i 13.71149697775099 6.7195e-06 deg
node 128.1039493425115 3.1796e-05 deg
peri 126.7786382034321 6.1713e-05 deg
M 216.5491783113494 5.7674e-05 deg
tp 2459157.632310152487
(2020-Nov-04.13231015)
0.00073061 JED
period 4409.648018802127
12.07
0.00015841
4.337e-07
d
yr
n .08163916903685056 2.9328e-09 deg/d
Q 5.585974575913738 1.3378e-07 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      9140 days (25.02 yr)  
   first obs. used      1990-12-11  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52259  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:18:05  

Additional Information
 Earth MOID = 3.94328 au 
 Jupiter MOID = .0176196 au 
 T_jup = 2.939 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.5 mag n/a MPO319230  

11554 Asios           Discovered 1993 Jan. 22 by E. W. Elst at the European Southern Observatory.
Asios was a Trojan warrior and one of the leaders in the assault on the Greek wall. He challenged Idomeneos and was killed by him.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1993 BZ12 = 1994 EL6 = 1998 OD2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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