Halfway through challenge 25 - Approximations of a challenge...
It's almost half way through 2013, therefore it's time for an update on Challenge 25... There's some assumptions to be made - pretty robust ones, and ones that'll tend to an underestimate, so I'm happy with that. In a normal sedentary day I do 5 km. I've taken this from my Fitbit, and on the 5 or 6 sedentary days I've day this seem consistent whether its a day welded to my desk or just pottering around the shops. My Fitbit underestimates the distance I walk by about 5% and overestimates runs by 5% - so we'll call that evens (even though it'll count against my total distance as I walk more than I run). I've worn my Fitbit almost everyday since I got it - except the weeks it was lost - again an tendency to underestimate as I lost it on a 10 mile trail run, on weekend which also had a hill walk and a shorter hill run... If you look at My Fitbit profile you should be able to find my lifetime distance - today (at the moment, I've a str...