Did old Maya observe Mercury?

It is well known that the rich culture of old Maya contained, among other, also a very complicated and complex calendar, in which they recorded not only historical events, but significant astronomical phenomena. Main source information Dresden Codex, roughly covering interval between 280 1325 AD. The problem so-called correlation Mayan our calendars (expressing difference Long Count calendar Julian date) old, there exist about fifty different solutions mutually differ by up to hundreds years. Out these, historians mostly accept Goodman - Mart?nez Thompson (GMT) value 584 283 days, based almost entirely on events. On contrary, we stressed precisely dated data, demonstrated contradictions GMT with them, derived B?hm (BB) 622 261 excellent agreement phenomena Codex. researchers are convinced did pay much attention Mercury. Here conclude truth opposite; analyze data Codex find many records corresponding visibility Mercury near its maximum elongations from Sun, their conjunctions.