The Solar System

APPENDIX B 623

Dec.

Jan. Feb.

Ecliptic

Altares

Altair

α

β

Altares

Altair

Alnair

Fomahaut

Vega

α

β

18 h

(^17) h
19 h^21
h
22 h
SCP
SMC Achernar
LMC
Milky WayMilky Way
Apus
Aquarius
Aquila
Ara
Capricornus
Chamaeleon
Circinus
Corona
Australis
Crux
Cygnus
Delphinus
Equuleus
Equator
Grus
Hercules
Hydrus
Indus
Libra
Lupus
Lyra
Mensa
Microscopium
Musca
Norma
Octans
Ophiuchus
Pavo
Pegasus
Phoenix
Pisces
Piscis Austrinus
Sagitta
Scorpius Sagittarius
Sculptor
Scutum
Serpens
Telescopium
TriangulumAustrale Tucana
Vulpecula
9 P.M.
8 P.M.
7 P.M.
Northern Horizon
Southern Horizon
Western Horizon
Eastern Horizon
SEPTEMBER
Early in Month
Midmonth
End of Month
Months along the ecliptic show the
location of the sun during the year.
Numbers along the celestial equator
show right ascension.
Southern
Hemisphere Sky
Dec
.
Jan.
Feb.
March
Ecliptic
Diphda
Alnair
Achernar
AltairAltair
Fomalhaut
21 h 22 h^23
h
1 h
0 h
SCP
SMC
LMC
Milky WayMilky Way
Apus
Aquarius
Aquila
Ara
Capricornus Cetus
Chamaeleon
Circinus
Centaurus
Corona
Australis
Cygnus
Delphinus
Dorado
Equuleus
Equator
Eridanus
Grus
Horologium
Hydrus
Indus
Lupus
Mensa
Microscopium
Musca
Norma
Octans
Ophiuchus
Pavo
Pegasus
Phoenix
Pisces
Piscis Austrinus
Reticulum
Sagitta
Sagittarius
Scorpius
Sculptor
Scutum
Telescopium
TriangulumAustrale
Tucana
Vulpecula
9 P.M.
8 P.M.
7 P.M.
Northern Horizon
Southern Horizon
Western Horizon
Eastern Horizon
OCTOBER
Early in Month
Midmonth
End of Month
Months along the ecliptic show the
location of the sun during the year.
Numbers along the celestial equator
show right ascension.
Southern
Hemisphere Sky