Light Characteristic for Sand Key (1982)
Fl(2) WR 15s. W18, R18. fl 0.5, ec 1, fl 0.5, ec 13. R072°-085°(13°), W085°-118°(33°), R118°-129°(11°), W129°-189°(60°), R189°-199°(10°), W199°-231°(32°), R231°-270°(39°), W270°-072°(162°). Reduced intensity from 299° to 019°.