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Chapter List (66) Free
- 1: The words written in front of the first chapter
- 2: Section 2 Development and Improvement
- 3: The heyday of the third quarter
- 4: Quarter 4 stagnation period
- 5: Chapter 2 Unique Astronomical Coordinate System
- 6: Section 2 Equatorial Coordinate System
- 7: Section 3 Ecliptic Coordinate System
- 8: Chapter 3 Precision Astronomical Instruments
- 9: Section 2 Observation Instruments
- 10: Section 3 Timing Instruments
- 11: The number of stars in the first section
- 12: Section 2 Sanyuan twenty-eight nights
- 13: The position of the stars in the third section
- 14: Section 4 Celestial Navigation
- 15: Chapter 5 Observation of Strange Astronomical Phenomena
- 16: Section 2 sunspots
- 17: Section 3 Meteor Showers and Meteorites
- 18: Section IV Comet
- 19: V variable star
- 20: Section 6 Nova and Supernova
- 21: Chapter 6 Astronomy and Astrology
- 22: Accounting for the Second Festival and Monthly Accounting
- 23: Chapter 3 planetary astrology
- 24: The fourth quarter stellar
- 25: Section 5 Comet Horoscope
- 26: Chapter Seven Yin Yang Five Elements and Calendar
- 27: Section 2 The Origin of the Five Elements
- 28: Section 3 Intergeneration of Five Elements and Calendar
- 29: Section 4 Hongfan Five Elements and Calendar
- 30: Chapter 8: A Calendar in Its Own
- 31: The second quarter of the twenty-four solar terms
- 32: Arrangements for the third section of the year, month and day
- 33: The origin of the first section
- 34: Section 2 Application of Ganzhi in Calendar
- 35: Section 3 Application of the Zodiac in the Calendar
- 36: Chapter 10: The Ancient Time System
- 37: Section 2 Twelve Hours
- 38: Section Three
- 39: Section 4: Coordination of the 12-hour system and the omission system
- 40: Section 5 Change point system
- 41: The first winter solstice point is moving
- 42: Section 2 Yu Xi discovers precession
- 43: Section 3 Debate on whether there is precession
- 44: Section 4 The North Pole Is Moving, Too
- 45: Chapter 12 Sun and Moon Motion and Position Calculation
- 46: The second movement of the moon
- 47: Third Eclipse and Lunar Eclipse
- 48: Chapter 13 Planetary Motion and Position Calculation
- 49: The second period of rendezvous
- 50: Section 3 Planetary Position Calculation
- 51: Section 1 Observatory
- 52: Section 2 Staffing
- 53: Section 3 Compilation and Printing of the Almanac
- 54: Section 4 Observation Records
- 55: Chapter 15 The Naive Cosmic Theory
- 56: Chapter Two
- 57: The third section Xuan Ye said
- 58: Section 4 The Formation of Heaven and Earth and the Reincarnation of the Universe
- 59: Chapter 16 Different Calendars of Ethnic Minorities
- 60: Section 2 Hijri
- 61: Section 3 Dai Calendar
- 62: Section 4 Yi Calendar
- 63: Section 5 Miao Calendar
- 64: Section 6 Other Ethnic Minority Calendars
- 65: Chapter 17 Similarities and Differences between Ancient Chinese and European Astronomy
- 66: Supplementary picture
