Computations made from observations of many different astronomical phenomena.

1. Computation of some of the mean times of the Moon's observations, lined through.

2. Mean times of the observations of the 1769 comet.

3. Mean times of the meridian transits of planets, 1770.

4. Apparent obliquity of the ecliptic, 1770.

5. Computation of the Sun's declination, 5 January - 23 December 1770.

6. Sun's longitude and latitude derived from its right ascension and declination or north polar distance, 5 January - 22 December 1770.

7. Computation of Johann Mayer's small equations of the Sun, 5 January - 22 December 1770.

8. Computation of the longitudes and latitudes of Mercury, Mars, Jupiter and Saturn in 1768.

9. Computation of the true right ascension and declination of the 1769 comet.

10. Reduction of observations of the 1769 comet made with the equatorial sector.

11. Computation of the 1769 comet's longitude and latitude (two sets of calculations).

12. Computation of eclipses of Jupiter's third satellite from tables in the ephemeris, 1760-1771.

13. Longitude and latitude of various major stars.

14. Mean time of the planets' transits observed in 1770.

15. Mean time of the Moon's transits, 3 January - December 1771.

16. Mean time of transits of Saturn, 1771.

17. Sun's declination and the obliquity of the ecliptic, 3 January 1771 - 26 July 1772.

18. Sun's longitude and latitude as observed between 1 January and 30 December 1771.

19. Sun's declination and the obliquity of the ecliptic, 7 August 1772 - 31 December 1776.

20. Sun's longitude and latitude as observed between 8 January 1772 and 30 December 1774.

21. Computation of Mayer's small equations of the Sun, 1772-1774.

22. Mean time of Moon's transits, 1775.

23. Mean time of some transits of the planets, 1775.

24. Computation of the Moon's longitude and latitude from right ascension and declination, year unknown. The extract is inverted and at the back of the book.