X Year, month, and day lengths

Chapters in this book

1. Frontmatter I
2. Preface V
3. Contents IX
4. Abbreviations
5. 1 Introduction to your book 1
6. 2 Your eyes 12
7. 3 The atmosphere 24
8. 4 The dome of your sky 40
9. 5 Stars 55
10. 6 Navigating your sky 73
11. 7 The celestial sphere 89
12. 8 Celestial coordinates and the precession of the Equinoxes 107
13. 9 The Sun 122
14. 10 Your year through the seasons 139
15. 11 Seasonal insolation and daytime/nighttime 158
16. 12 The Moon 176
17. 13 From New Moon to Full Moon 195
18. 14 Full Moon to New Moon 216
19. 15 Further lunar cycles 239
20. 16 Eclipses 252
21. 17 Predicting eclipses 279
22. 18 Planets 295
23. 19 Your Solar System 319
24. 20 Your naked-eye universe 348
25. Afterword 369
26. Appendices
27. I The most dependable of clocks 371
28. II Selected heliacal star sets and rises 375
29. III The constellations 377
30. IV The Greek alphabets 379
31. V Stars that rise and set at mid-northern latitudes 381
32. VI Northern circumpolar stars 383
33. VII Southern circumpolar stars 385
34. VIII Zodiac constellations used in astrology 387
35. IX Northern evening constellations by season 389
36. X Year, month, and day lengths 391
37. XI Properties of naked-eye planets, satellites, and asteroids 393
38. XII Apparent magnitudes of the planets¹ 395
39. XIII Selected annual meteor showers 397
40. XIV Selected naked-eye optical double stars 399
41. XV Naked-eye recurring novae 401
42. XVI Selected naked-eye variable stars 403
43. XVII Selected naked-eye open clusters 405
44. XVIII Selected naked-eye globular clusters 407
45. XIX Selected naked-eye nebulae 409
46. XX Naked-eye galaxies 411
47. Further reading
48. Glossary
49. Index 433