Fall Arrives With Autumnal Equinox, But Sunrise And Sunset Don’t Equal Perfect Half-Days

September 22, 2014 5:04 PM

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(CBS SF) — Fall is officially here, as Monday, September 22nd marks the Autumnal Equinox, even if the Starbuck’s Pumpkin Spice Lattes aka #PSL began arriving way back in August.

The equinox marks the time when days and nights are of equal length, but anyone with a smartphone or a Google search will quickly notice that the sunrise at 6:57 a.m. and the sunset at 7:06 p.m. do not provide a perfect 12 hour day and 12 hour night.

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