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export type OptionType = 'C' | 'P';
export interface Expiry {
label: string;
dte: number;
T: number;
}
export interface OptionInputs {
S: number;
K: number;
T: number;
r: number;
q: number;
sigma: number;
type: OptionType;
}
export interface ChainRow {
K: number;
cMid: number; pMid: number;
cIv: number; pIv: number;
cDelta: number; pDelta: number;
cOi: number; pOi: number;
cVol: number; pVol: number;
}
export interface TickerDefaults {
sym: string;
name: string;
sector: string;
spot: number;
chgAbs: number;
chgPct: number;
r: number;
q: number;
atmSigma30: number;
}
export const EXPIRIES: Expiry[] = [
{ label: 'Apr 19', dte: 14, T: 14 / 365 },
{ label: 'May 17', dte: 30, T: 30 / 365 },
{ label: 'Jun 21', dte: 65, T: 65 / 365 },
{ label: 'Sep 20', dte: 156, T: 156 / 365 },
{ label: "Jan '27", dte: 280, T: 280 / 365 },
{ label: "Jan '28", dte: 644, T: 644 / 365 },
];
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