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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03547793907366312 4.0271e-08  
a 2.908473720098011 2.0987e-08 au
q 2.805287066659023 1.1456e-07 au
i 1.126590140881115 5.4158e-06 deg
node 303.248202394114 0.00024568 deg
peri 306.6144963888695 0.00026891 deg
M 232.0310325310685 0.00010971 deg
tp 2458244.518447983831
(2018-May-06.01844798)
0.0005541 JED
period 1811.741126460737
4.96
1.961e-05
5.369e-08
d
yr
n .1987038847560222 2.1507e-09 deg/d
Q 3.011660373536999 2.1731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1520  
   data-arc span      22526 days (61.67 yr)  
   first obs. used      1954-07-29  
   last obs. used      2016-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48613  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:11:52  

Additional Information
 Earth MOID = 1.791 au 
 Jupiter MOID = 1.98445 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 13.2 mag n/a MPO365388  

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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