Rambam on Calendar

Leonid Dubinsky

Table of Contents

Part I: Some Remarks
New Year corrections
Solar Theory
Model (TODO)
Exactification (TODO)
Angular movement for 29 days (TODO)
Zeros (TODO)
Sun for a precise time (TODO)
Sun at Creation (TODO)
True seasons (TODO)
Year lengths (TODO)
Check statements of Nove Kadosh / Ibn Ezra
Lunar Theory
New moon from 6:7
Moznaim Rambam, KH 13:2f4
Moon's mean period from astronomical models
14:5 Moon Longitude Adjustment for Time of Seeing
TODO Moznaim Rambam, KH 15:1f2
Distance between mean and true new moon
Differences between arithmetic and observational calendars
TODO Example in 15:8-9
TODO Example 17:13-14
TODO crescent calculations: KH 18-19!
Meton's cycle
Rambam: Summary
Chapter 1: Introduction.
Chapter 2: Court procedure.
Chapter 3: Court procedure.
Chapter 4: Leap Year.
Arithmetic calendar.
Chapter 5: Introduction.
Chapter 6: Conjunction. Lunar month and year. Leap year cycle.
Chapter 7: New Year corrections.
Chapter 8: TODO
Chapter 9: Seasons.
Chapter 10: More precise length of the year. Seasons.
Atronomical Calculations.
Chapter 11. Approximation. Angles. Mean and true motions. Epoch and location.
Chapter 12: Sun and its apogee.
Chapter 13: True position of the sun. True seasons.
Chapter 14
Chapter 15
Chapter 16
Chapter 17 (TODO)
Chapter 18 (TODO)
Chapter 19 (TODO)
Part II: The Text
Chapter 1
Chapter 4
Chapter 11
Chapter 12
Chapter 13
Chapter 14
Chapter 15