AST 3043 TOPIC LIST





1. celestial sphere, poles, and equator and relation to Earth's poles and equator

2. horizon, zenith, celestial meridian; altitude and latitude, daily (diurnal) motion in different parts of sky and different latitudes

3. Sun's annual motion: evidence, path around ecliptic; equinoxes and solstices, their meanings, their approximate dates, and Sun's noon altitude; rising and setting points through year

4. equatorial coordinates: definitions, units

5. sidereal year vs. tropical year, precession and its effects; heliacal rising of stars

6. Moon's phases and time of day; its motion relative to stars, ascending and descending nodes; synodic, sidereal, and nodical (draconic) months, relative lengths and why, regression of nodes, lunar major and minor standstills

7. Stonehenge: megalith; main elements, possible alignments, Stonehenge Decoded and Aubrey holes; considerations for astronomical identifications generally; probable use

8. Newgrange: alignment, probable use

9. Inca: Coricancha symbolism and alignment; Pleiades heliacal rising; ceque system, huacas, social and spatial organization, and calendar; Cerro Picchu and planting, antizenith (nadir) sunsets

10. inferior and superior planets, configurations, transits, motions on celestial sphere and retrograde motion, synodic vs. sidereal periods, heliacal rising of planets

11. Maya: building alignments, vigesimal number system, calendars and astronomical connections, Dresden Codex, heliacal rising of Venus and significance

12. Native American astronomy: medicine wheels, Hopi Soyal ceremony

13. Celestial navigation by Pacific Islanders

14. Instruments: gnomon, zenith tube; backsight and foresight, baseline and accuracy

15. Egyptian calendars, Sothis period; decans, time of night; pyramid alignments

16. early Chinese astronomy -- lifa and tianwen as state functions; lunisolar calendar; recognition of periodicities; astrology: idea of disorder in heavens caused by misrule or disruptions on Earth; Shih Shen, early star catalogue; Guo Shou-jing -- obliquity, length of year; extensive records of comets and "guest stars" (novae and supernovae) like that of 1054 AD

17. early Babylonians -- cuneiform, sexagesimal number system

18. Babylonians -- earliest document Venus tablet, observation of Moon and planets over extended period for astrology (state, not individual), recognition of periodicities in lunar and planetary phenomena, creation of ephemerides; motion in longitude of Sun, Moon, planets approximated, including zigzag (Kidinnu); saros and Saros-Canon, predictions of lunar eclipses

19. Babylonian calendars -- basic problem of lunar vs. annual, intercalation; 8-yr cycle, Metonic cycle

20. Thales -- cosmos as object of contemplation; flat Earth under domed sky; solar eclipse "prediction"

21. Pythagoras and his school: numerology; spherical Earth, Moon, Sun; "music of the spheres;" Philolaus's cosmology

22. Plato -- distrust of appearances, use reason to find forms; image of concentric spheres with planets

23. Eudoxus -- mathematical model: concentric spheres centered on Earth, hippopede; problems

24. Aristotle -- geocentric physical model based on Eudoxus; arguments for spherical Earth; argument of fall; argument against Earth's orbiting Sun; quinta essentia and immutability; ideas about comets and meteors; ideas about motion; approximate date

25. Heraclides -- Earth's rotation; Mercury and Venus orbit Sun

26. Aristarchus -- Hellenistic astronomy; relative distances of Sun and Moon; dimensions of Sun and Moon relative to Earth; heliocentric model; approximate date

27. Eratosthenes -- position; circumference of Earth

28. Hipparchus -- star catalogue with celestial longitudes and latitudes, magnitudes; discovery of precession; inequality of seasons and Sun's orbit; Moon's orbit; Moon's geocentric parallax; accurate lengths of various kinds of months and of year; approximate date

29. Ptolemy -- geocentric model using epicycles (Apollonius), equant and other problems; Matematike syntaxis and Tetrabiblos: tables for predicting positions of Sun, Moon, planets; refinement and extension of Hipparchus's work, including geocentric parallaxes of Sun and Moon; astrology; Planetary Hypotheses; approximate date

30. importance of astronomy in Islamic lands -- calendar, timekeeping (muwaqqit), direction to Mecca (qibla), astrology (zij)

31. Caliph al-Ma'mun and the House of Wisdom, al-Khwarizmi, translation -- Almagest, approximate date

32. Thabit ibn-Qurra -- critic of Ptolemy, trepidation (based on erroneous data)

33. Muhammad al-Battani (Albategnius) -- introduction of sines, spherical trigonometry; improved Ptolemaic model, especially solar orbit

34. Abd al-Rahman al-Sufi -- used Ptolemy's catalogue with improved magnitudes for star maps -- Book on Constellations of Fixed Stars

35. Abd al-Rahman Ibn Yunus -- observer, large instruments; Hakemite Tables included observations of eclipses and conjunctions; fairly good value for atmospheric refraction

36. Ibn al-Haytham (Alhazen) -- critic of Ptolemy, On the Configuration of the World; book on optics

37. Nasir al-Din al-Tusi -- Maragha Observatory, revised Ptolemy's model of motion in latitude; eliminated equant by using two extra epicycles; eliminated eccentric; Ilkhanic Tables

38. Ibn al-Shatir -- eliminated equant by introducing extra epicycle; refined Moon's motion

39. Ulugh Beg -- Samarkand Observatory; star catalogue with newly-measured positions

40. Ibn al-Zarqala (Arzachel) -- Toledo Tables

41. Alfonsine Tables -- origin of name; Isaac ben Said and Jehuda ben Moses Cohen; precession and trepidation; significance; approximate date

42. ecliptic coordinates: definitions, units

43. naked-eye instruments -- gnomon; armillary sphere (equatorial and zodiacal); astrolabe; mural quadrant, hand-held quadrant; triquetrum (three-staff)

44. Medieval criticism of Aristotle's theory of motion -- Buridan, Oresme; impetus, argument of fall

45. Sacrobosco (John of Holywood) -- medieval texts on astronomy, esp. Tractatus de sphaera

46. dichotomy both in Islamic thought and in late medieval cosmology -- Aristotle vs. Ptolemy

47. Georg Peurbach (or Purbach) -- New Theory of the Planets, Epitome of Ptolemy (with Regiomontanus)

48. Regiomontanus (Johannes Mueller) -- pupil of Peurbach; Epitome (with Peurbach); Ephemerides

49. Bernhard Walther -- pupil of Regiomontanus; extensive series of fairly accurate observations; rediscovered atmospheric refraction

50. Nicolaus Copernicus -- background; dissatisfaction with Ptolemaic model; Brief Commentary, On the Revolutions and his model, true place of Sun; roles of Rheticus (Georg Joachim) and Osiander; significance; approximate date

51. Erasmus Reinhold -- Prutenic Tables

52. Tycho Brahe -- background; "new star" of 1572 and comet of 1577; observations from Uraniborg and Stjerneborg; treatment of refraction; Tychonic theory

53. Johannes Kepler -- background; Cosmographic Mystery, New Astronomy; Survey of Copernican Astronomy and Harmony of the World, laws of planetary motion; Rudolphine Tables; approximate date

54. Galileo Galilei -- background; correspondence with Kepler; Starry Messenger and discoveries with telescope; Letter to Grand Duchess Christina and consequences; Dialogue on the Two Great World Systems and consequences; Discourses on Two New Sciences

55. Francis Bacon: experimental philosophy, inductive method; New Atlantis, organization of science; practical application of science

56. Rene Descartes: critical doubt; deductive method and use of reason, Principles of Philosophy, plenum, vortices, theory of comets, infinite universe

57. scientific societies -- Accademia dei Lincei and Accademia del Cimento (Italy), Royal Society (England) and Robert Hooke, Academie des Sciences (France); publications

58. Christiaan Huygens: "aerial" telescope; Saturn's rings and large satellite; centripetal force; pendulum clock

59. G. D. Cassini: first director Paris Observatory, 4 small satellites of Saturn, Cassini Division

60. Hevelius: lunar map; accurate positions without telescope, dispute with Hooke

61. Newton: origin; calculus (ind. Leibniz); optics -- dispersion into colors; Philosophiae naturalis principia mathematica: methodology, laws of motion, universal gravitation, two-body problem, Moon's motion including regression, Earth's oblateness, tides, precession, test of vortex theory; approximate date

62. Halley: role in publication of Principia; Southern Hemisphere stars; second Astronomer Royal; comet orbits; proper motions of stars

63. Flamsteed: first Astronomer Royal, Royal Greenwich Observatory; Britannic History of the Heavens (star catalogue)

64. Roemer: speed of light from eclipses of Jupiter's satellites, right ascension and declination at transit

65. shape of Earth -- oblate vs. prolate, measurements of degree of latitude -- Bouguer and La Condamine, Maupertuis

66. Bradley: third Astronomer Royal; aberration of starlight; nutation

67. naked-eye instruments -- cross-staff (Levi ben Gerson), nocturnal; Brahe's innovations

68. telescopes -- Galilean refractor, Kepler (astronomical) refractor, and their respective advantages and disadvantages; reflector (Newton, Cassegrain) and its advantages and disadvantages; zenith sector, transit telescope

69. chromatic and spherical aberration