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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03509694509808296 5.2874e-08  
a 2.909866118590126 2.6794e-08 AU
q 2.807738707183197 1.6223e-07 AU
i 1.126605946892148 7.2375e-06 deg
node 303.2667447003626 0.00030413 deg
peri 307.4053847540579 0.00033218 deg
M 72.28188020095577 0.00013153 deg
tp 2456436.471925332765
(2013-May-23.97192533)
0.00066215 JED
period 1813.042307641463
4.96
2.5042e-05
6.856e-08
d
yr
n .1985612792832806 2.7426e-09 deg/d
Q 3.011993529997055 2.7735e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      21529 days (58.94 yr)  
   first obs. used      1954-07-29  
   last obs. used      2013-07-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51775  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:15:33  

Additional Information
 Earth MOID = 1.79338 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 13.0 mag n/a MPO266019  

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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