45.Anděl

45.Anděl

Highland area with many craters, many of whom are only partly preserved. Still part of the tectonic basin of Mare Imbrium.

ALBULFEDA - Ismaļl ibn Arbu'l-Fida (أبو الفداء‎) (1273 - 1331) Arabian-Syrian astronomer and geographer.

Crater. (62 km /38,5 Mi ų ) (Debt: 3,110 m /10,203 ft) (13.87° S, 13.9° E) Walled plain, surrounded by a high, terraced rim.

ANDĚL - Karel Anděl (1884 - 1947) Czech teacher and selenographer. Author of "Mappa Selenographia" (1926).

Crater. (34 km /2 Mi ų ) (Debt: 1,300 m /4,265 ft) (10.41°S, 12.35°E) Polygonal crater.

BURNHAM - Sherburne Wesley Burnham (1838 - 1921) American Astronomer.

Crater. (24 Km /15 Mi ų ) (Dept: 760 m /2,493 ft) (13.94° S 7.2° E) Breaks in the rim to the northwest and southwest, the later forming a valley running for about 15 km. Floor rough and irregular.

RENÉ DESCARTES - René Descartes (1596-1650) French philosopher and mathematician.

Crater. (48 km /30 Mi ų ) (Debt: 850 m /2,789 ft) (11.78° S, 15.64° E) Flooded, rim nearly missing, forms a twin with Dollond.

DOLLOND - John Dollond (1706-1761) English optician and lens grinder, co-inventor of the achromatic lens.

Crater. (11.1 km /6.9 Mi Ų ) (Debt: 1,580 m /5.184 ft) (10.49° S, 14.39° E) Flooded, rim nearly missing, forms a twin with Descartes.

HALLEY - Edmund Halley (1656-1742) English astronomer, published Newton's laws.

Crater. (36 km /22 Mi ų ) (Debt: 2,510 m /8,235 ft) (8.07° S, 5.7° E) Circular, central mountain, terraced.

HIND - John Russel Hind (1823 - 1895) English astronomer and mathematician.

Crater. (29 km /18 Mi ų ) (Dept: 2.980 m /9,777 ft) (7.93° S, 7.27° E) Northern rim broken, uneven floor.

HORROCKS - Jeremiah Horrocks (1618 - 1641) English astronomer. First to demonstrate that the Moon moved around the Earth in an elliptical orbit; only person to predict the transit of Venus of 1639, an event which he and his friend William Crabtree were the only two people to observe and record.

Crater. (30 km /18,6 Mi ų ) (Dept: 2.980 m /9,777 ft) (4.0° S, 5.81° E) Within the eroded northeast rim of Hipparchus, polygonal, uneven floor, central hill.

LADE - Heinrich E. von Lade (1817 - 1904) German banker and amateur astronomer. Commissioned the construction of a lunar globe.

Crater. (57 km /35,5 Mi ų ) (Dept: 820 m /2,690 ft) (1.39° S, 9.99° E) Remains of a lava flooded crater. Lade B is lava filled up to the rim of the edge.

PICKERING - 1.Edward Ch. Pickering (1846-1919). 2.William Henry Pickering (1858 - 1938) (Brothers) American astronomers. Edward worked on stellar spectropocy. William on the solar system, and he built observatories.

Crater. (16 km /10 Mi ų ) (Dept: 2,740 /8,989 ft) (2.88° S, 6.95° E) Bowl-shaped formation with a circular rim, it has a ray system that extends for about 160 kilometers. (100 Miles).

45.

RITCHEY - George W. Ritchey (1864 - 1919) American astronomer, inventor, and optician. Constructed the telescopes at Mount Wilson Observatory, cooperated with George Ellery Hale.

Crater. (24 km /15 Mi ų ) (Dept: 1,400 m /4,593 ft) (11.14° S 8.45° E) Rim broken along the northwestern wall overlapped by two smaller craters. The floor flat, with a pair of small central mounds.

SAUNDER - Samuel A. Saunder (1852 - 1912) English selenographer.

Crater. (45 km /28 Mi ų ) (Dept: 1,300 m /4,265 ft) (4.26° S, 8.7°E) Heavily eroded, floor flooded.

THEON JUNIOR - Theon of Alexandria (Θέων) (ca. 335 - 350 BC) Greek-Egyptian astronomer and mathematician.

Crater. (18,6 km /11.5 Mi ų ) (Dept: 3,580 m /11,745 ft) (2.41° S, 15.77° E) Circular, bowl-shaped, not eroded.

THEON SENIOR - Theon of Smyrna (Θέων ὁ Σμυρναῖος) (ca.150 BC) Greek philosopher, mathematician and astronomer.

Crater. (18.2 km /11 Mi ų ) (Dept: 3.470 m /11,384 ft) (0.83° S 15.4° E) Circular, bowl-shaped, small floor.

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