Help


from Wikipedia
« »  
( Mr. Carrington exhibited at the November Meeting of the Society a complete diagram of the disk of the sun at the time, and copies of the photographic records of the variations of the three magnetic elements, as obtained at Kew, and pointed out that a moderate but very marked disturbance took place at about 11 < sup > h </ sup > 20 < sup > m </ sup >., Sept. 1st, of short duration ; and that towards four hours after midnight there commenced a great magnetic storm, which subsequent accounts established to be considerable in the southern as in the northern hemisphere.
While the contemporary occurrence may deserve noting, he would not have it supposed that he even leans towards hastily connecting them.
“ One swallow does not make a summer .”)

2.396 seconds.