@zodiacs/engine 1.0.0
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    Interface SolarArc

    The solar arc between a birth and a target instant.

    interface SolarArc {
        arc: number;
        birth: Date;
        flags: readonly TimingFlag[];
        natalSun: number;
        progressed: Date;
        progressedSun: number;
        target: Date;
    }
    Index
    arc: number

    progressedSun − natalSun in degrees, counted on past 360° and negative before birth.

    birth: Date
    flags: readonly TimingFlag[]
    natalSun: number

    Apparent longitudes of the Sun at birth and at the progressed instant.

    progressed: Date

    progressedInstant(birth, target).

    progressedSun: number
    target: Date