Conspicuous that the X axis is missing numbers ... weeks, days, or months ....

cbdevidal 2 hours ago | parent | next [-]

I couldn’t help but notice that there was an equally cold spike at the bottom.

Can you please define "equal"? (and exactly which pic you're referring to?)

	▲	holowoodman an hour ago \| parent [-]
		-3.5 sigma in the middle of the year in the only graph the article has.

Walf 2 hours ago | parent | prev | next [-]

It's one year, from left to right. The termination of the red line is in the middle because it's the middle of the year.

jph00 2 hours ago | parent | prev | next [-]

The range is provided in the title. Presumably it's just regularly sampled over that range.

pmnelson 2 hours ago | parent | prev [-]

It is labelled "Day of Year".