[teqc] Re: Multipath: MP51 and MP15

Lou Estey lou at unavco.org
Sun Aug 1 10:24:51 MDT 2010


It shouldn't have required too much guesswork.  With this expanded
notation, the original "mp1" would become mp12 and "mp2" would be
mp21 in order to tell them easily apart from mp15 and mp51.  With
GPS SVs broadcasting L5, one could also form mp25 and mp52.

--lou

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Louis H. Estey, Ph.D.              office:  [+001] 303-381-7456
UNAVCO, 6350 Nautilus Drive           FAX:  [+001] 303-381-7451
Boulder, CO  80301-5554            e-mail:  lou  unavco.org
      WWW:  http://www.unavco.org   http://jules.unavco.org

"If the universe is the answer, what is the question?"
                                                -- Leon Lederman
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

> Hi! Again
>  
> My tests reveals MP15 equation, from classical MP equations an probable 
> equation to MP15
>  
> b = (f1 / f5) ** 2.0
> n = 2.0 / (b - 1.0)
> 
>  
> def MP15_(L1, L5, C1):
>    k1 = (1.0 + n) * lambda1
>    k2 =         n * lambda5
>    return C1 - k1 * L1 + k2 * L5
> Thanks for any comments
> __________________________________
> Guilherme Poleszuk dos Santos Rosa
> "Reckless words pierce like a sword, but the tongue of the wise brings 
> healing" (Proverbs 12.18)
> 
> 
> 
> 
> 2010/7/31 GPS <gpoleszuk at gmail.com <mailto:gpoleszuk at gmail.com>>
> 
>     Good morning!
>      
>      
>     Here in Brazil  we have obtained some data with L5 from PRN01 and
>     PRN25. I'd like to know if exist some document related to MP51 and
>     MP15 formulation. I'm looking for (GPS Solutions has only about MP1
>     and MP2) to add to my code. I'm just computing MP1, MP2 and MP51 but
>     MP15, computed by last version of TEQC, has been a chalenge to me
>     discover its formulation. Someone could explain some lines about this?
>      
>     Thank you very much!
>     __________________________________
>     Guilherme Poleszuk dos Santos Rosa
>     "Reckless words pierce like a sword, but the tongue of the wise
>     brings healing" (Proverbs 12.18)


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