Sky and Telescope - January 2017 - SGA17EAL

2017

Skygazer's 50°N
Almanac
FOR L ATITUDES
NEAR 50° NORTH

E V E N IN G

s

a
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Equation
of time

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JUNE

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13

20

l
gu

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ts

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Conjunction
(appulse)

6
Greatest
elongation

7

8
Greatest illuminated extent

9
Opposition

10

11
New
Moon

Midnight

First
Quarter

Full
Moon

1

2
Last
Quarter

3
A Apogee

4
P Perigee

5
Waxing
(moonset)

6

27

JAN

4
11

A

5 p.m.

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Leonids

5

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Sky & Telescope
90 Sherman St.
Cambridge, MA
02140
USA

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skyandtelescope.com

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Computed by Roger W. Sinnott,
Sky & Telescope Magazine
© 2017 F+W Media, Inc.

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Dec 21

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Sep 4
Sep 22
Oct 19
Nov 23

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Aug 7

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Jul 29

Latest onset
of morning
twilight
27
s
Jan 19 Mercury
u
n
reaches greatest
3
elongation, 24°
west of the Sun
10
Feb 11 Moon is deep inside
Earth's penumbra shortly
17
before 1h UT for Europe
and western Asia
24
Mar 20 Spring begins at the equinox,
1
10:29 UT
Mar 25 Venus reaches inferior con8
junction, passing 8° north of
the Sun
15
May 18 Mercury comes to greatest
elongation, standing 26° west of
22
the Sun
P
Jun 3 Venus is at greatest elongation, 46°
29
west of the Sun; Uranus is 1.7° north
of Venus
5 A
Jun 16 Earliest sunrise at latitude 50° north
12
Jun 21 Summer begins at the solstice, 4:24 UT
Sep 10 Regulus is 0.6° upper left of Mercury
19
Sep 12 Mercury is at greatest elongation, 18°
west of the Sun
26
Sep 17 Mars is 0.4° to the upper right of Mercury
(use binoculars)
3
Sep 20 Regulus is 0.5° to the right of Venus
10
Mars is 0.4° from Venus both today and
Oct 5
tomorrow
17
Nov 13 Jupiter is just 0.3° to the lower right
of Venus
24
Nov 29 Spica is 3.1° lower right of Mars
today and tomorrow
31
Dec 31 Latest sunrise of the year

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Jan 3

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MORNING SKY

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Jan 12

Quadrantids
P

42

P

7 a.m.

Set

10

Neptune lies
19
just 0.1° to the
west of Mars
26
Earth is
147,100,998 km
2
from the Sun
h
(perihelion) at 14 UT
9
Se
Venus stands at greatest
y
r
u
elongation, 47° east of
16 M e rc
the Sun; Neptune is 0.5°
southeast of Venus
23
Annular solar eclipse in a
30
narrow path across southern
South America and Africa;
7
Uranus is 0.7° southeast of Mars
Mercury attains greatest
14
elongation, 19° east of the Sun
Jupiter comes to opposition tonight
21
Saturn is at opposition
P
Longest day, lasting 16h 22m at latitude
28
50° north
4
Latest sunset
Earth is 152,092,504 km from the Sun
11
(aphelion) at 20h UT
Mercury reaches greatest elongation, 27°
18
east of the Sun
P
A slight partial lunar eclipse, best seen
25
in the Middle East and Asia from 17:22
to 19:19 UT
2
Total solar eclipse in a path across the
9
United States, with the end of the partial
phase visible in western Europe and the
16
United Kingdom
Neptune is at opposition tonight
23
Fall begins at the equinox, 20:02 UT
Uranus comes to opposition
30
Mercury is at greatest elongation,
6
22° east of the Sun
Mercury and Saturn are 1.3°
13
apart (use binoculars)
Earliest end of evening
20
twilight
Set
Earliest sunset
27
Winter begins at the
solstice, 16:28 UT;
3
shortest day, 8h 04m
at latitude 50°
10
north

Jan 4

u

6

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on

eb

5

US

ri

N

4

G
AU

Set

3

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Rise

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26

EVENING SKY
Jan 1

M

End

19

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5

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29

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Midnight
7

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11

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10

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22

ian
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15

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A S U P P L E ME NT T O SKY & TELESCOPE

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M ORNI NG


http://www.skyandtelescope.com

Sky and Telescope - January 2017

Table of Contents for the Digital Edition of Sky and Telescope - January 2017

Contents
Sky and Telescope - January 2017 - Cover1
Sky and Telescope - January 2017 - Cover2
Sky and Telescope - January 2017 - 1
Sky and Telescope - January 2017 - Contents
Sky and Telescope - January 2017 - 3
Sky and Telescope - January 2017 - 4
Sky and Telescope - January 2017 - 5
Sky and Telescope - January 2017 - 6
Sky and Telescope - January 2017 - 7
Sky and Telescope - January 2017 - 8
Sky and Telescope - January 2017 - 9
Sky and Telescope - January 2017 - 10
Sky and Telescope - January 2017 - 11
Sky and Telescope - January 2017 - 12
Sky and Telescope - January 2017 - 13
Sky and Telescope - January 2017 - 14
Sky and Telescope - January 2017 - 15
Sky and Telescope - January 2017 - 16
Sky and Telescope - January 2017 - 17
Sky and Telescope - January 2017 - 18
Sky and Telescope - January 2017 - 19
Sky and Telescope - January 2017 - 20
Sky and Telescope - January 2017 - 21
Sky and Telescope - January 2017 - 22
Sky and Telescope - January 2017 - 23
Sky and Telescope - January 2017 - 24
Sky and Telescope - January 2017 - 25
Sky and Telescope - January 2017 - 26
Sky and Telescope - January 2017 - 27
Sky and Telescope - January 2017 - 28
Sky and Telescope - January 2017 - 29
Sky and Telescope - January 2017 - 30
Sky and Telescope - January 2017 - 31
Sky and Telescope - January 2017 - 32
Sky and Telescope - January 2017 - 33
Sky and Telescope - January 2017 - 34
Sky and Telescope - January 2017 - 35
Sky and Telescope - January 2017 - 36
Sky and Telescope - January 2017 - 37
Sky and Telescope - January 2017 - 38
Sky and Telescope - January 2017 - 39
Sky and Telescope - January 2017 - 40
Sky and Telescope - January 2017 - 41
Sky and Telescope - January 2017 - 42
Sky and Telescope - January 2017 - 43
Sky and Telescope - January 2017 - 44
Sky and Telescope - January 2017 - 45
Sky and Telescope - January 2017 - 46
Sky and Telescope - January 2017 - 47
Sky and Telescope - January 2017 - 48
Sky and Telescope - January 2017 - 49
Sky and Telescope - January 2017 - 50
Sky and Telescope - January 2017 - 51
Sky and Telescope - January 2017 - 52
Sky and Telescope - January 2017 - 53
Sky and Telescope - January 2017 - 54
Sky and Telescope - January 2017 - 55
Sky and Telescope - January 2017 - 56
Sky and Telescope - January 2017 - 57
Sky and Telescope - January 2017 - 58
Sky and Telescope - January 2017 - 59
Sky and Telescope - January 2017 - 60
Sky and Telescope - January 2017 - 61
Sky and Telescope - January 2017 - 62
Sky and Telescope - January 2017 - 63
Sky and Telescope - January 2017 - 64
Sky and Telescope - January 2017 - 65
Sky and Telescope - January 2017 - 66
Sky and Telescope - January 2017 - 67
Sky and Telescope - January 2017 - 68
Sky and Telescope - January 2017 - 69
Sky and Telescope - January 2017 - 70
Sky and Telescope - January 2017 - 71
Sky and Telescope - January 2017 - 72
Sky and Telescope - January 2017 - 73
Sky and Telescope - January 2017 - 74
Sky and Telescope - January 2017 - 75
Sky and Telescope - January 2017 - 76
Sky and Telescope - January 2017 - 77
Sky and Telescope - January 2017 - 78
Sky and Telescope - January 2017 - 79
Sky and Telescope - January 2017 - 80
Sky and Telescope - January 2017 - 81
Sky and Telescope - January 2017 - 82
Sky and Telescope - January 2017 - 83
Sky and Telescope - January 2017 - 84
Sky and Telescope - January 2017 - Cover3
Sky and Telescope - January 2017 - Cover4
Sky and Telescope - January 2017 - SGA17RAL
Sky and Telescope - January 2017 - 90
Sky and Telescope - January 2017 - SGA17R
Sky and Telescope - January 2017 - SGA17RA
Sky and Telescope - January 2017 - SGA17EAL
Sky and Telescope - January 2017 - 94
Sky and Telescope - January 2017 - SGA17E
Sky and Telescope - January 2017 - SGA17EA
Sky and Telescope - January 2017 - SGA17SAL
Sky and Telescope - January 2017 - 98
Sky and Telescope - January 2017 - SGA17S
Sky and Telescope - January 2017 - SGA17SA
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