Sky and Telescope - January 2017 - SGA17RAL

2017

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

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MORNING SKY

Jan 4 Earth is
20
91,404,322
miles from the
27
Sun (perihelion)
at 9 a.m. EST;
3
latest sunrise of
the year at latitude
10
40° north
Jan 7 Latest onset of
17
morning twilight
Jan
19
Mercury
reaches
24
greatest elongation, 24°
west of the Sun
1
Feb 26 Annular solar eclipse in a
narrow path across southern
8
South America and Africa
15
Mar 20 Spring begins at the equinox,
6:29 a.m. EDT
22
Mar 25 Venus reaches inferior
conjunction, 8° north of the Sun
29
May 17 Mercury is 26° west of the Sun
today and tomorrow
5
Jun 3 Venus is at greatest elongation,
46° west of the Sun; Uranus is
12
1.7° north of Venus
Jun 14 Earliest sunrise
19
Jun 17 Earliest morning twilight
26
Jun 21 Summer begins at the solstice,
12:24 a.m. EDT
3
Sep 10 Regulus is 0.6° to the upper
left of Mercury
10
Sep 12 Mercury stands 18° west of
the Sun
17
Sep 16 Mars is 0.3° lower left of
24
Mercury (use binoculars)
Sep 20 Regulus is 0.6° right of
31
Venus
Mars is just 0.2° lower
Oct
5
7
right of Venus
Jupiter is only 0.3° to
Nov
13
14
the right of Venus
21
Nov 30 Spica is 3.1° lower
right of Mars this
28
morning (and
yesterday)
4
Dec 21 Winter begins
at the solstice,
11
11:28 a.m. EST

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19
west of Mars
Jan 11 Venus is 47°
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26
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east of the Sun
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2
south of Venus
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before 8 p.m. EST
23
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of Mars
Mar 4 First-quarter Moon
7
occults Aldebaran tonight
for most of the contiguous
14
United States
Mar 31 Mercury lies 19° east of the
21
Sun today and tomorrow
P
Apr 7 Jupiter is at opposition tonight
28
Jun 14 Saturn reaches opposition
4
Jun 20 Longest day, 15h 01m at latitude
40° north
11
Jun 24 Latest twilight of the year
Jun 27 Latest sunset
18
Jul 3 Earth is 94,505,901 miles from
the Sun (aphelion) at 4 p.m. EDT
25
Jul 25 Regulus lies 1.0° to the upper
2
right of Mercury
Jul 29 Mercury is 27° east of the Sun
9
R i se
Aug 7 Slight partial lunar eclipse for
Asia, 17:22 to 19:19 UT
16
Aug 21 Total eclipse of the Sun in a
narrow path from Oregon to
23
South Carolina, the eclipse
being partial everywhere else
30
in North America
6
Sep 4 Neptune is at opposition
Sep 22 Fall begins at the equinox,
13
4:02 p.m. EDT
Oct 18 Uranus comes to
20
opposition
Nov 23 Mercury stands 22°
27
east of the Sun
Dec 4 Earliest end of
3
evening twilight
10
Dec 7 Earliest sunset
Dec 21 Shortest day,
17
9h 20m at
latitude 40°
24
north

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

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M ORNI NG

RY

FOR L ATITUDES
NEAR 40° NORTH

JANUA

Skygazer's 40°N
Almanac


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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