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11449 Stephwerner (1979 QP)
Classification: Main-belt Asteroid          SPK-ID: 2011449
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0354308830041439 4.0377e-08  
a 2.908423564205356 2.1637e-08 au
q 2.805375549175501 1.1452e-07 au
i 1.126612841142376 5.6937e-06 deg
node 303.2485041264889 0.00025875 deg
peri 306.7799094813014 0.00028296 deg
M 192.1111179862284 0.00011415 deg
tp 2458245.398122836192
(2018-May-06.89812284)
0.00057637 JED
period 1811.694262137497
4.96
2.0217e-05
5.535e-08
d
yr
n .1987090247640681 2.2174e-09 deg/d
Q 3.011471579235211 2.2404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1467  
   data-arc span      22424 days (61.39 yr)  
   first obs. used      1954-07-29  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47787  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:17:49  

Additional Information
 Earth MOID = 1.79004 au 
 Jupiter MOID = 1.98415 au 
 T_jup = 3.283 
[ 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 13.1 mag n/a MPO328811  

11449 Stephwerner           Discovered 1979 Aug. 22 by C.-I. Lagerkvist at the European Southern Observatory.
German geophysicist Stephanie C. Werner (b. 1974) has investigated the chronostratigraphy and geologic evolutionary history of Mars.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060613/MPCPages.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1979 QP = 1990 TJ12 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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