I saw it unaided this morning. I live at roughly 40°N 85°W, and went out at 5:30AM. With a clear view of the horizon, Mercury was unobstructed but hard to see w

I saw it unaided this morning. I live at roughly 40°N 85°W, and went out at 5:30AM. With a clear view of the horizon, Mercury was unobstructed but hard to see with the pre-dawn light. I might go out again tomorrow morning at 5:00 or 5:15 to see it more distinctly.