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11449 Stephwerner (1979 QP)
Classification: Main-belt Asteroid          SPK-ID: 2011449
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03352271415471449 1.4672e-08  
a 2.910248018902666 1.1938e-08 au
q 2.812688606445668 4.3383e-08 au
i 1.126324924904435 3.7001e-07 deg
node 302.9437472665405 2.7475e-05 deg
peri 303.8877793898641 4.7493e-05 deg
M 231.6412408273721 4.1502e-05 deg
tp 2460043.071324469364
(2023-Apr-08.57132447)
0.00021066 TDB
period 1813.399243723816
4.96
1.1158e-05
3.055e-08
d
yr
n .198522195951036 1.2216e-09 deg/d
Q 3.007807431359664 1.2339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2526  
   data-arc span      24362 days (66.70 yr)  
   first obs. used      1954-07-29  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48217  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:33:58  

Additional Information
 Earth MOID = 1.79915 au 
 Jupiter MOID = 1.98169 au 
 T_jup = 3.283 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.20   n/a E2021B10  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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