King Node Scanner

King – the all-expirations King, the strike with the largest total gamma. It tends to pull price toward it. contested means the next strike is within about 10%.
Book – when that row's book was taken.
King moved – a newer book changed the all-expirations King, so the row was rescored or flagged.
Distance – how far the King is from the price now.
vs EM – that distance compared with today's expected move.
Gamma regime – Negative γ means bigger moves; Positive γ means calmer, pinned trading.
King strength – how much the King stands out from the next-biggest strike.
Pull score – a 0–100 ranking of how strong the pull to the King looks. It's a ranking, not a prediction. How it's scored