See also:

• CYGNUS (" The Swan ")

CYGNUS (" The See also:

• SWAN (A. S. swan and swan, Icel. svanr, Du. zwaart, Ger. Schwan)
• SWAN, J
• SWAN, JOHN MACALLAN (1847-1910)
• SWAN, SIR JOSEPH WILSON (1828– )

Swan ")  , in See also:

• ASTRONOMY (from Gr. &arpov, a star, and v ,usiv, to classify or arrange)

astronomy, a See also:

• CONSTELLATION (from the Lat. constellatus, studded with stars; co'n, with, and Stella, a star)

constellation of the See also:

• NORTHERN

northern hemisphere, mentioned by See also:

• EUDOXUS

Eudoxus (4th See also:

• CENTURY (from Lat. centuria, a division of a hundred men)

century B.C.) and See also:

• ARATUS

Aratus (3rd century B.C.), and fabled by the Greeks to be the See also:

• SWAN (A. S. swan and swan, Icel. svanr, Du. zwaart, Ger. Schwan)
• SWAN, J
• SWAN, JOHN MACALLAN (1847-1910)
• SWAN, SIR JOSEPH WILSON (1828– )

swan in the See also:

• FORM (Lat. forma)

form of which See also:

• ZEUS

Zeus seduced See also:

• LEDA

Leda . See also:

• PTOLEMY (CLAUDIUS PTOLEMAEUS)

Ptolemy catalogued 19 stars, Tycho See also:

• BRAHE, PER, COUNT (1602-1680)
• BRAHE, TYCHO (1546-1601)

Brahe 18, and See also:

• HEVELIUS [HEVEL or H6WELCKE], JOHANN (1611—1687)

Hevelius 47 . In this constellation /3 Cygni is a See also:

• FINE

fine coloured See also:

• DOUBLE
• DOUBLE (from the Mid. Eng. duble, the form which gives the present pronunciation, through the Old Er. duble, from Lat. duplus, twice as much)

double See also:

• STAR

star, consisting of a yellow star, magnitude 3, and a See also:

• BLUE (common in different forms to most European languages)

blue star, magnitude 51 . The fine double star, µ Cygni, separated by See also:

• SIR

Sir See also:

• WILLIAM
• WILLIAM (1143-1214)
• WILLIAM (1227-1256)
• WILLIAM (1J33-1584)
• WILLIAM (A.S. Wilhelm, O. Norse Vilhidlmr; O. H. Ger. Willahelm, Willahalm, M. H. Ger. Willehelm, Willehalm, Mod.Ger. Wilhelm; Du. Willem; O. Fr. Villalme, Mod. Fr. Guillaume; from " will," Goth. vilja, and " helm," Goth. hilms, Old Norse hidlmr, meaning
• WILLIAM (c. 1130-C. 1190)
• WILLIAM, 13TH

William See also:

• HERSCHEL, CAROLINE LUCRETIA (1750-1848)
• HERSCHEL, SIR F
• HERSCHEL, SIR FREDERICK WILLIAM (1738-1822)
• HERSCHEL, SIR JOHN FREDERICK WILLIAM, BART

Herschel in 1779, has magnitudes 4 and 5; it has a See also:

• COMPANION (through the O. Fr. compaignon or compagnon, from the Late Lat. companio,—cum, with, and panis, bread,—one who shares meals with another; the word has been wrongly derived from the Late Lat. compagnus, one of the same pages or district)

companion, of magnitude 71, which, however, does not form See also:

• PART

part of the See also:

• SYSTEM

system . A double star, 61 Cygni, of magnitudes 5.3 and 5.9, was the first star whose distance was determined; its See also:

• PARALLAX (Gr. aapa?X6, alternately)

parallax is o"•39, and it is therefore the nearest star in the northern hemisphere with the exception of v Centauri . A See also:

• REGULAR

regular variable, x Cygni, has extreme magnitudes of 5 to 13.5, and its See also:

• PERIOD
• PERIOD (Gr. irepioSos, a going or way round, circuit, aepi, round, and &Sis, way, road)

period is 406 days . Nova Cygni is a " new " star discovered by Johann See also:

• SCHMIDT, H
• SCHMIDT, HEINRICH JULIAN (1818-1886)
• SCHMIDT, KARL VON (1817-1875)
• SCHMIDT, WILHELM ADOLF (1812-1887)

Schmidt in 1876 . There is also an extended nebula in the constellation .