Mark One Eyeball
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Colonial Military term for visual reconnisance by the pilots themselves when searching for wreckage, survivors or other potential objectives. This becomes necessary when the use of technology isn't applicable or available due to mission guidelines.
Commander Adama ordered such a search for Kara "Starbuck" Thrace (You Can't Go Home Again) when her ship was heavily damaged by an encounter with a Cylon Raider squadron. (Act of Contrition)