33.Triesnecker

Highland area, surrounded by the dark areas of Mare Vaporum, Sinus Medii, and Sinus Aestuum. Complicated rille systems near Triesnecker. Parts of the Hyginus Rille.

SINUS AESTUUM - Bay of Billows. Named by: Giovanni Riccioli (1598 - 1671). Landing site of Surveyor 2 .

Bay. (250 × 290km /155 × 180Mi ) (10.9°N, 8.8°W) Flat area, very few craterlets or ridges.

BLAGG - Mary Adela Blagg (1858 – 1944) English astronomer. Worked on selenography, particularly on the problem of developing a uniform system of  lunar nomenclature, and on variable star catalogues.

Crater. (5.4km /3.3Mi ø ) (Dept:  920m /3,018ft) (1.3°N, 1.5°E) Circular, cup shaped, no erosion.

BODE - Johann Elert Bode. (1747 - 1826) German astronomer. Creator of Bode's law.

Crater. (18.6Km /11.6Mi ø ) (Dept: 3,480m /11,417ft) (6.69°N, 2.47°W) Small crater, saucer shaped with a flat floor. Rays as long as 130km.

BRUCE - Catherine Wolfe Bruce. (1816 - 1900) American philanthropist and patroness of astronomy.

Crater. (6.7km /4.2Mi ø ) (Dept: 1,270m /4,166ft) (1.15°N, 0.35°E ) Circular and cup-shaped.

CHLADNI - Ernst F. F. Chladni (1755 - 1830) German physicist, discovered, as first, that meteorites are of cosmic origin.(1794).

Crater. (13.6km /8.5Mi ø ) (Dept: 2,630m /8,629ft) (3.97°N, 1.1°E) Roughly circular, small central floor.

SINUS MEDII - Latin name for the Bay of the Middle. Named by Michael Van Langren, in his 1645 map. (Other sources note it was named by Johann Heinrich von Mädler at a later date).

Bay. (170km × 335km /106Mi × 208Mi ) (2.4°N, 1.7°E) Oval shaped. Landing site of the Surveyor 4 and Surveyor 6 missions, both landed to the west-southwest of Bruce crater.

MURCHISON - Roderick Murchison (1792 - 1871) Scottish Geologist, and paleontologist.

Crater. (58km /36Mi ø ) (Dept: 870m /2,854ft) (5.06°N, 0.18°W). Irregular, eroded, partly obliterated. Forms a Siamese twin with Pallas.

PALLAS - Peter Simon Pallas (1783 - 1862) German physicist, explorer, discoverer of the Pallas Meteorite at Krasnoyarsk.

Crater. (46km /29Mi ø ) (Dept: 1,260m /4,134ft)  (5.42°S, 1.69°W) Eroded, irregular, flooded, twinned with Murchison. Pallas A lays across the northwest rim.

RHAETICUS - Georg J. von Lauchen (Rhaeticus). (1514-1576)  German astronomer, mathematician. Only pupil of Copernicus, facilitated the publication of his master's "De revolutionibus orbium coelestium", (On the Revolutions of the Heavenly Spheres).

Crater. (43 × 49Km /27x30Mi) (Dept: 1,600m /5,249ft) (0.08°N, 4.89°E) Rim disintegrated, with rifts and notches in the northeast. Oval shaped, floor resurfaced.

 

Bode A 13.3km Dept: 2,800m 09.0° N,   01.2°  W
Bode B 10.2km Dept: 1,800m 08.7°  N,  03.1°   E
Bode C 07.0km Dept: 1,300m 12.2°  N,  04.4°   E
Pallas A 10.6km Dept: 2,080m  6.0°   N,    2.3°  W

 

 

 

 

 

 

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TRIESNECKER - Franz de Paula Triesnecker. (1745 - 1817) Austrian astronomer, philosopher.

Crater. (26Km /16Mi ø) (Dept: 2.760m /9,055ft) (4.15° N, 3.58° E) Circular formation. Central mountain. Rays, most visible when the sun is at a high angle. The rays extend over 300km.

UKERT - Friedrich August Ukert. (1780-1851) German librarian and historian.

Crater. (23Km /14Mi ø) (Dept: 2,800m /9,190ft) (7.7°N, 1.35°E) Irregular, craterlet along the northern rim.

MARE VAPORUM - Sea of Vapors. Named by Giovanni Battista Riccioli in 1651. (Riccioli's Moon Map)

Mare (242 km /150Mi ø ) (13.3°N, 3.6°E) (55,000km² / 21,236 Mi² ) To the south of the Mare we find a light colored thin line. This feature is called Rima Hyginus.

 

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