Nodal Biquintile in Astrology: Timing and Calculation
A reproducible two-fifths and three-fifths cycle method that calculates both 144-degree targets and preserves every exact crossing.
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Nodal Quintile in Astrology: Timing and Calculation
A reproducible one-fifth and four-fifths cycle method that calculates both 72-degree targets and preserves every exact crossing.
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Nodal Sesquisquare in Astrology: Timing and Calculation
A reproducible three-eighths and five-eighths cycle method that calculates both 135-degree targets and preserves every exact crossing.
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Nodal Semisquare in Astrology: Timing and Calculation
A reproducible one-eighth and seven-eighths cycle method that calculates both 45-degree targets and preserves every exact crossing.
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Nodal Semisextile in Astrology: Timing and Calculation
A reproducible one-twelfth and eleven-twelfths cycle method that calculates both 30-degree targets and preserves every exact crossing.
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Nodal Quincunx in Astrology: Timing and Calculation
A reproducible five-twelfths and seven-twelfths cycle method that calculates both 150-degree targets and preserves every exact crossing.
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Nodal Sextile in Astrology: Timing and Calculation
A reproducible one-sixth-cycle method that calculates both 60-degree node targets, names the simultaneous trine, and preserves every exact crossing.
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Nodal Trine in Astrology: Timing and Calculation
A reproducible one-third-cycle method that calculates both 120-degree node targets, names the simultaneous sextile, and preserves every exact crossing.
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Nodal Square in Astrology: Timing and Calculation
A reproducible quarter-cycle method that calculates both 90-degree nodal targets, names the orientation, and preserves every exact crossing.
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Nodal Opposition in Astrology: Timing and Calculation
A reproducible reverse nodal return method that matches the transiting North Node to the natal South Node and preserves every exact crossing.
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Nodal Return in Astrology: Timing and Calculation
A reproducible lunar nodal return method that preserves the mean or true node convention, exact axis longitude, every crossing, and birth-time uncertainty.
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Chiron Return Chart: Timing and Interpretation
A reproducible Chiron return method for the roughly age-50 cycle, preserving exact longitude, retrograde passes, chart settings, uncertainty, and ethical limits.
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