Em 16/2/2011 22:08, Spehro Pefhany escreveu:
> At 06:21 PM 2/16/2011, you wrote:
>> I want to know the value of the "Big G", the Universal Gravitational
>> Constant, not the acceleration due to the gravity.
>>
>> I've seen values from 6:6656e-11 m^3.kg^-1.s^-2 to 6.6873e-11, and also
>> 6:67259e-11 and 6.67428e-11 (Wikipedia).
> Wikipedia references the following document:
> http://physics.nist.gov/cuu/Constants/codata.pdf
> ..which probably has more information than you want on what scientists
> believe the Newtonian constant of gravity to be. Figure 2 summarizes
> recent experiments, and there is a lot more information in the text and
> table XXVII (the latter also has their "bottom line" recommended=20
> value and relative
> standard uncertainty). I think if you have to ask, this is probably more
> than good enough...
>
>> Best regards,
> Spehro Pefhany --"it's the network..."            "The Journey is the rew=
ard"
> speff@interlog.com             Info for manufacturers: http://www.trexon.=
com
> Embedded software/hardware/analog  Info for designers:  http://www.speff.=
com


Thank you, this document is very useful. At last a trustful source.

Best regards,

Isaac

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