Extracting data from tables

[BPP]

Greetings to all, my problem is as follows:

Having a main table, I require to extract certain values ​​in the same to form a new matrix only data of interest. As a picture is worth a thousand words, the following figure try to explain what I try to do:

I have tried to get it using programming, but as I am new to using Mathcad I think I have tangled more and I get an error:

Hope you can help me, thank you very much for the help

[MikeArmstrong]

Can you explain a little more about what each function does. Maybe we can achieve what you want much simpler.

[Werner_E]

I guess the attached should do what you try to achieve.

Its just a quick hack and quite inefficient. But given that your table has just 150 rows this should not matter.

[Werner_E]

Here is an addendum. I have added two different ways to get your Componentes vector with less effort.

[BPP]

Thank you very much Werner, is just what you wanted to do but solve my problem, your answer has taught me a lot.