South-eastern part of mare Imbrium, south-western part of the Apennines
mountain range, ending at Eratosthenes. When the Sun is high over the
horizon a network of rays coming Copernicus is visible. Visible when the
Sun is low over the horizon, a lunar dome and a mountain system near Beer
Apennines. Named after the Italian
Hevelius in 1647.
) (Height: 5,400m/16,400ft) (20°N, 3W) The south-eastern
mountainess shore of Mare Imbrium, and part of
the wall around Mare Imbrium, with mountain slopes up to 30°
on average, specially in the direction of Mare Vaporum (south-east).The
general oriention of the mountain massif is south-west to north-east.
Wilhelm Wolff Beer.
(1671 - 1750) German
amateur astronomer. Together with
Johann Heinrich Mädler he produced the
first exact map of the Moon (Mappa Selenographica). Build his own
observatory in Berlin Zoo.
(10km /6Mi ø
) (Dept: 1,650m /5,000ft)
9.1°W) Bowl shaped circular formation Forms a pair with Feuillée.
276 - 194 BC) Greek astronomer, geographer, surveyor and cartographer.
Director of the library of Alexandria. The first to measure the circumference
of the Earth (using the angles of the rays of the sun, and shadows).
Crater. (58km /35Mi
) (Dept: 3,570m /10,800ft) (14.5°N, 11.3°W).
Sharply defined circular formation,
terraced walls and central mountains.
Louis Feuillée. (1660 - 1732) French
monk, director of the Marseille Observatory.
(Dept: 1.810m /5,500ft) (27.4°N, 9.4°W)
sharp edged circular formation. Forms a pair with Beer.
MARE IMBRIUM - Sea of Rains. Named by
Giovanni Battista Riccioli in 1651.
Mare (1,145 km / 711 Mi
) (32.8°N 15.6°W) (830,000 km²
largest lunar sea. Very flat floor with numerous wrinkle ridges at the
periphery. Location of the 1st discovered Mascon.
Timocharis. (ca. 320 - 260 BC) Greek
Alexandrian astronomer. Measured the parallax of Spica, 150 years later
Hipparchus used this data to calculate its precession.
) (Dept: 3,110m /9,400ft
) (26.7°N, 13.1°W) Rays extending as far as 130km /81Mi.
Central mountain destroyed by a craterlet. Terraces.
Alfred Russel Wallace. (1823 - 1913)
Welch naturalist, explorer, geographer, anthropologist, and biologist.
Came to the same conclusions as Darwin,
(26Km /17 Mi
) (20.3°N, 8.7°W) Lava flooded, walls partly vanished.
(Part of he Montes Apenninus on the edge of Mare
Imbrium) Named (in 1961) after German philosopher and mathematician
Christian von Wolff.(1679 - 1754) .
) (Height: 3,500m /10,600ft) (17.0°N, 7.0°W) Mountain, part
of the Apenninus range.