How early should I be at consulate for K1 open appointment?

[Mishu]

our visa day is Tuesday. we have an open appointment because it is a k1. Anyone know how early we should get there?

[kitkat1]

They won't let you in until 8:00. I wouldn't bother arriving before 7:30 unless you don't mind standing outside waiting in line. I think my then-fiance arrived at 7:50.