Dusk, as in Sundown

[MamaMia]

I know this seems like a weird question but do any of you meteorology types know what time dusk was on October 15th of last year? :D

[TopDaugIn2000]

http://aa.usno.navy.mil/data/docs/RS_OneDay.php

[sooneron]

Sounds like Mama is fabricating an alibi.