Phoenomena solis a luna tecti lunae per umbram telluris obscuratae (17uu) - Page 17

A complex scientific engraving illustrating a partial lunar eclipse. At the top left is a large circular celestial projection showing coordinate lines and the path of the moon. At the top right is a detailed illustration of the moon's surface with craters labeled. At the bottom right is a diagram showing the Earth's shadow and the moon's relative path along the ecliptic. The bottom left features a large decorative scroll containing astronomical calculations and tables for different cities.

Minutes of degrees

Minutes of time: 3 hours and 21 minutes, 58 seconds

Celestial projection

for the Nuremberg meridian, showing the times and phases of the individual digits.

Digits of the Moon's diameter
Path of the center of the shadow seen

Initial contact

Final contact

Semidiameter of the Earth's shadow: 39' 55"

Diameter of the Moon: 29' 56"

Maximum Lunar phase

10 digits, 48 minutes, and the inclination of these on the Nuremberg horizon

PARTIAL LUNAR ECLIPSE

Year 1751, on the morning of June 9th.

Universal calculation.

	h.	m.	s.
True time of Full Moon, Nuremberg	12.	41.	18.
on 1751, June 9th, a.m.
True place of the Sun	17.	44.	9.	♊︎
True place of the Moon in orbit	17.	44.	9.	♐︎
True longitude of the ascending node	22.	41.	13.	♐︎
Increasing northern latitude of the Moon		28.	15.
Semidiameter of the Sun		15.	51.
Semidiameter of the Moon		14.	57.
Parallax of the Sun		0.	9.
Parallax of the Moon		54.	12.
Semidiameter of the shadow		39.	55.
Hourly motion of the Sun		2.	23.
Hourly motion of the Moon		30.	1.
Hourly motion of the Moon from the Sun		27.	38.
Inclination of the Moon's orbit to the ecliptic	5.	16.	9.
Total duration of the eclipse	3.	24.	8.
Magnitude	10.	48.	40.

Reduction of time to other meridians.

Under meridian:	Paris	Berlin	London	Gdańsk
Beginning	10. 40. 32.	11. 15. 40.	10. 30. 50.	11. 25. 10.
Max: obs:	12. 22. 36.	12. 57. 44.	12. 12. 54.	1. 7. 14.
End	2. 4. 40.	2. 39. 48.	1. 54. 58.	2. 49. 18.
Magnitude	10. 48. 40.	same and	everywhere

Times for the Nuremberg Meridian.

Phase Digit	Time h. m. s.	Surface spots (According to the nomenclature of Riccioli)
In:	12. 10. 36.	Around Sinus Amaro.
1.	12. 22. 20.	a. Palus Mareotis, b. M. Climax enters
2.	12. 32. 30.	a.l. Mons Berhos and southern lake
3.	12. 52. 30.	l. Rethula
4.	1. 11. 0.	m. Hellam and n. lake Zachutius
5.	1. 13. 0.	o. Porphyrites and p. M. Æna
6.	1. 20. 30.	q. Olympus Mons begins
7.	1. 28. 30.	inf: Corsica begins
8.	1. 35. 10.	Byzantium and s. Caucasus
9.	1. 42. 30.	lake Agoras and v. Choya
10.	1. 58. 30.	Lacus niger major. M. Coriphus a. t. imuna
Max:	2. 21. 30.	Maximum eclipse: over Rupes Hyperboreas.
1.	2. 30. 50.	x. Serronon and I. Erretia
2.	2. 45. 40.	M. Riphaeus and s. Coriphus
3.	2. 50. 30.	lake Mareotis and lake Hormonus.
4.	3. 2. 30.	Extreme of Island Altra.
5.	3. 11. 10.	♌︎ Mons Scribilae.
6.	3. 22. 30.	lake Alos
7.	3. 30. 20.	Cypris and Olympus
8.	3. 37. 0.	Extreme of Sinus ad Malum l. Cœnoma.
9.	3. 43. 0.	lake Mareotis
10.	3. 47. 0.	lake Hormonus
11.	3. 50. 30.	lake Alos
Fin:	3. 57. 0.	Extreme of Mare Caspium.
		Time of Moonset in Nuremberg
		shortly after
		3h 24m duration of eclipse.

General diagram of this eclipse

Path of the Moon
Beginning
Ecliptic

Earth's shadow

Path of the Moon