Comment by owisd 1 year ago According to the article the 1/4e10 circumference definition came second 2 comments owisd Reply rich_sasha 1 year ago Wikipedia says the Earth circumference definition comes from around Copernican times.Also my reading of TFA is that the pendulum definition was in fact a redefinition that didn't catch on. Ekaros 1 year ago I wonder how many numbers they checked until they arrived on this one. As to me it seems picked as something close enough for committee work.
rich_sasha 1 year ago Wikipedia says the Earth circumference definition comes from around Copernican times.Also my reading of TFA is that the pendulum definition was in fact a redefinition that didn't catch on.
Ekaros 1 year ago I wonder how many numbers they checked until they arrived on this one. As to me it seems picked as something close enough for committee work.
Wikipedia says the Earth circumference definition comes from around Copernican times.
Also my reading of TFA is that the pendulum definition was in fact a redefinition that didn't catch on.
I wonder how many numbers they checked until they arrived on this one. As to me it seems picked as something close enough for committee work.