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8.5. SIDEREAL_A: Sidereal time conversion factor

This constant is used in two places: Section 14.3, “SiderealTime.utc(): Find Universal Time” and Section 14.7, “SiderealTime.fromDatetime(): Convert UTC to GST (static method)”. In Duffett-Smith, it is defined on page 23.

sidereal.py
SIDEREAL_A  =  0.0657098