Astronomy

1

2345678

9 1 01112131415

16 17 18 19 20 21 22

23 24 25 26 27 28 29

30 31

SUN.MON. TUES. WED. THURS. FRI. SAT.

`

`

`

b

¡

c

d

+

c

¡

a

i

d

e

`

d

_ a

a

a

a

a

r

`

_

_

_

b b

_

_

_

`

_

`

a

_

LACERT

A

DRAC

O

LY R A

SAGITTA

VULPECULA

DELPHINUS

EQUULEUS

U ARIUS

CYGNUS

PISCIS

AUSTRINUS

PEGASUS

T OR

AQUILA

CAPRICORNUS

(^57) M
gVe
a
M2
7
M
15
En
if
Dene
b
Fom
alhaut
ltaA
ir
Path of the Sun
(ecliptic)
Mars
WWW.ASTRONOMY.COM 39
Open cluster
Globular cluster
Diffuse nebula
Planetary nebula
Galaxy
W
NW
SW
MAP SYMBOLS
Note: Moon phases in the calendar vary
in size due to the distance from Earth
DECEMBER 2018 and are shown at 0h Universal Time.
Calendar of events
1 Venus is at greatest brilliancy
(magnitude – 4.9), 11 P.M. EST
3 The Moon passes 4° north of
Venus, 2 P.M. EST
5 The Moon passes 1 .9° north of
Mercury, 4 P.M. EST
6 Mercury is stationary, 3 P.M. EST
7 New Moon occurs at
2 : 20 A.M. EST
Mars passes 0.04° north of
Neptune, 10 A.M. EST
Asteroid Eros is at opposition,
noon EST
8 Asteroid Harmonia is at
opposition, 2 P.M. EST
The Moon passes 1. 1 ° north of
Saturn, midnight EST
9 The Moon passes 0. 7 ° north of
Pluto, 11 P.M. EST
12 The Moon is at apogee ( 251 , 765
miles from Earth), 7 : 25 A.M. EST
SPECIAL OBSERVING DATE
14 The annual Geminid
meteor shower peaks
before dawn under a
Moon-free sky.
14 The Moon passes 3 ° south of
Neptune, 9 A.M. EST
The Moon passes 4° south of
Mars, 6 P.M. EST
15 First Quarter Moon
occurs at 6:49 A.M. EST
Mercury is at greatest western
elongation ( 21 °), 7 A.M. EST
17 The Moon passes 5 ° south of
Uranus, 11 P.M. EST
19 Jupiter passes 5 ° north of
Antares, 9 P.M. EST
21 Mercury passes 6° north of
Antares, 3 A.M. EST
Mercury passes 0.9° north of
Jupiter, 10 A.M. EST
Winter solstice occurs at
5 : 23 P.M. EST
22 Full Moon occurs at
12 :49 P.M. EST
24 The Moon is at perigee
( 22 4, 353 miles from Earth),
4:49 A.M. EST
27 Asteroid Hebe is at
opposition, 9 P.M. EST
29 Last Quarter Moon
occurs at 4: 34 A.M. EST
ILLUSTRATIONS BY
ASTRONOMY
: ROEN KELLY
BEGINNERS: WATCH A VIDEO ABOUT HOW TO READ A STAR CHART AT http://www.Astronomy.com/starchart.