Sky and Telescope - July 2018 - 78

ALCON 2018

Have you tried the JUMBO version of

S&T's Pocket Sky Atlas?

July 11-14

62

B164

74
4

x
x

ρ

57

σ

Star
Sta
S
St
tta
tar
aarr
PK 8
PK
80
8080-6.
0-6
0-6
0-6.1
-6.
1

υ

Eg
Egg
gg
g Neb
Ne
Nebu
N
ebu
bula
bul
ula
l
la

λ

'U3DPHOD*D\
'U3KLO3ODLW
%RE%HUPDQ
%RE.LQJ
3OXVRWKHUQRWDEOHQDWLRQDO
DQGUHJLRQDOVSHDNHUV

V367
V
367
36
67

M2
M29
29
vdB
dB 133 Ber
Berk
Be
erk
rkk 86
86
47
47

IC 4996
IC
49
4
499
996
996
SSh2
Sh
Sh2-1
h2-10
h2
h
2-104
2-10
2-1
2
-1
--104
104
10
1
04
0
4

ε

35
3
5

52
5
2

CY
YG
GNU

6960
69
6
960
9
96
60
60

S

39
3
9

31
3
1

VULPEC

NUS

15

η

4

ULA

SV
S
V

Sh2-90
Sh2-9
Sh2
Sh
90
0 6
6813
68
813
8
Sh2-8
SSh2
Sh
h2-88
h2
h2-88
2-88
2-8
88
8 1
10
0

16
6

64
6
4

((c)

PK
K 64+
64+5
5.1
.1
φ
SU
SU
Footp
Foot
FFoo
Fo
o
ootp
oo
otpr
otp
9
tp
print
p
pri
ri
rin
rint
in
ntt Ne
N
Neb
Nebu
eeb
bula
bul
bu
b
ula
la = M
la
M1-9
M11-92
-92
92
92
Albire
Albir
A
bir
b
ireo
ir
o

Sttock
Stoc
Stock
SSto
toc
to
ock
o
c 1

13
1
3

Dum
Dumb
Du
umbb
u
m bell
ell N
Neb
Ne
Nebulla
a
6830
68
6
830
6
688
68
6886
88
886
88
86
6

Σ 2576

6834
6
683
68
83
834
34
4

17
1
7

22
2
2

6905
690
69
6
905
905
90
05

8

17
7

15
5

19

688
6882
88
82
6885
6885
85
5

24
24

29
2
9

DELPHI
21 h
21

OΣ 394
39

IC 495
IC
4954
49
4
954-5
9
95
54
5
544
4-5
4-5
5
23
2
3

28
28

FI
FI

6819

22
2

25

vdB 128

21
1

30
3
0

33
3
3

Cre
Cresc
C
Cres
res
rrescen
esc
sce
cent
ent
en
ntt
Nebu
Neb
Ne
ebu
bul
ula
la
6888
688
68
6
888
88
8
88
8
9
8 19

Ceed
Ced
C
ed 17
174
74

27
2
7

6871
71
1
Sh2-101

χ

69
694
6
6940
940
9
94
40
4
0

R

+20°
0

IC 1318
IC
1318
131
13
318
31
18
RS(c)

P

Ba
Base
B
Basel
assel
asel
ase
a
sseel
el 6

RR

14

V9
V973
973

41
4
1

T

ι
θ CH

AF

δ

AX(
AX(c)
X(c))

V449
V

Veil
Veil
Ve
eiill N
ei
Ne
Nebu
eeb
bu
bu
ula
ul
lla
a
32
32

R

6811
6
68
811
8
11

IC 1311

68
6883
68
88
883
83
83

Biur
Bi
Biu
B
iur
iiu
urr 2
u

6995
6
699
69
995
995
99
95

PK
P
K7
7272
72-17
2---1
2
-17.1
1 .1

16

RT

6866

6910
69
6
91
910
9
10 C
10
Crr 419
9

γ Sadr
adr
d

T
6992
699
6
69
99
992
9
92
9
2

20

Blinking
Planetary
tar
6826

26
26

ο 1 30

RW
RW

X

Y

+30
+3
+30°
+
30°
3
30
0°
0°

Z

U(c)
ο2
Sh2-115

6914
691
6
914
91
14
1
4

Coals
Co
C
oalsa
oa
o
a ac
ack
ck

Piazz
P
Pi
iaaaz
iiazzi
azzi's
zzi
zz
zi's
i'ss Flyin
Flying
Flly
FFly
ly
yiiin
yin
ng

ζ

Deneb

α

ν N
North
No
orthe
o
rrth
rthern
rt
th
tthern
h
hern
ern
rn
n

61
61

τ
7063

ω1

Sh2-112 OΣ 406
IC 5070
0
P a
Pelica
an
n Nebu
Neeb
Ne
Neb
ebu
bul
bu
b
ula
l B346
IIC
C 50
5068
068
68
68

7027
7
027
27
7

70
0

ψ

51

ω2

(c))
IC 5076
76
6
55
5

704
7
70
7044
044
04
044 ξ

V1070

23

33

3
V1143

59
63 59
63

72
2

Featured Speakers
x
x
x
x
x

7008
8
Le Genti
Gen
Ge
en
ntil
tiill

7062
0
062
7048
70
7
0
04
048
48
4
8
70
7
7039
0
039
39
9
60
0
North
North
No
o th Amer
Ame
meric
m
rica
ri
iica
iccca
aN
Nebu
Neb
Ne
e ula
l
7000
000
00
00
68
68

75
75

77
77

20 h

6939

B362
B

LDN 970 IC 1369

71

V1339
W

73

M39
7082
82
2

6946
B148-9

S

CN

7086
708
v 145
vdB

B168
1

Edition

61

vdB 140

CEPHEU

FZ

π1

π2

Cocoo
Coc
C
ocoo
oco
oon
on
n
Neebu
Nebu
N
Neb
b
bul
ula
lla
IC 5146

s - Jumbo

21 h

B364

7209
720
72
209
09

(c)

%HOO0XVHXP	3ODQHWDULXP
0$6(DJOH/DNH--&DVE\DQG
&KHUU\*URYH2EVHUYDWRULHV
8QLYHUVLW\RI0LQQHVRWD7DWH+DOODQG
2EVHUYDWRU\
6WDU%4ZLWKOLYHHQWHUWDLQPHQW

scope's Pock
et Sky Atla

RU
7128

7243

+50°

+40
+
40
40°
4
0°°
0

x
x

71

IC 1396

Minneapolis-S
St. Paul
Tours and Field Trips

Sky & Tele
22 h
Σ 2840

β

M2
M27
27 12
27
2

θ

6823
682
682
823
23

β
6800

α
vdB 126
6

682
6820
68
682
82

X

20
2
0h



+,/7210,11($32/,6673$8/$,53257 0$//2)$0(5,&$

$VNIRUVSHFLDO$/&215DWHV

A clear and detailed atlas that's
easy to use at the telescope.

5HJLVWHURQOLQHQRZDW

Call: 888-253-0230
Online: shopatsky.com

DOFRQDVWUROHDJXHRUJ

8 CIGARS

only

10

$

First-Class Premium Cigar Sampler

*

52 value

$

When it comes to cigars, no one even comes close to
Cigars International and we're ready to prove it to 'ya with an
outrageous intro offer: 8 premium handmade cigars for just
$
10.* Go ahead, price shop this one and prepare to be stunned.
When you're ready, we're here waiting with the world's largest
selection of premium handmade cigars at the planet's lowest
prices, delivered fast and fresh. That's our guarantee.
Includes 1 each of: Rocky Patel * Alec Bradley * Toraño
HC Series * 5 Vegas * Gran Habano * Black Ops * Ramón Bueso

Visit: www.CigarsIntl.com/SA7334
Enter complete web address or search keyword: SA7334

1-888-244-2790 Mention code SA7334
Item #: CA49-SP
*Plus $299 s/h. PA residents add 6% tax; taxes on
orders shipped outside of PA are the responsibility
of purchaser. First-time purchasers only. One per
customer. No sales to anyone under the age of 21. For
more information see www.CigarsIntl.com/ageverify.
Offer expires 7-31-18.

78

J U LY 2 0 1 8 * S K Y & T E L E S C O P E

5 UPGRADE

$

ADD A TRAVEL HUMIDOR
CRUSHPROOF

WATERPROOF

$

30 VALUE


http://alcon2018.astroleague.org http://www.shopatsky.com http://www.CigarsIntl.com/SA7334 http://www.CigarsIntl.com/ageverify

Sky and Telescope - July 2018

Table of Contents for the Digital Edition of Sky and Telescope - July 2018

Contents
Sky and Telescope - July 2018 - Cover1
Sky and Telescope - July 2018 - Cover2
Sky and Telescope - July 2018 - 1
Sky and Telescope - July 2018 - Contents
Sky and Telescope - July 2018 - 3
Sky and Telescope - July 2018 - 4
Sky and Telescope - July 2018 - 5
Sky and Telescope - July 2018 - 6
Sky and Telescope - July 2018 - 7
Sky and Telescope - July 2018 - 8
Sky and Telescope - July 2018 - 9
Sky and Telescope - July 2018 - 10
Sky and Telescope - July 2018 - 11
Sky and Telescope - July 2018 - 12
Sky and Telescope - July 2018 - 13
Sky and Telescope - July 2018 - 14
Sky and Telescope - July 2018 - 15
Sky and Telescope - July 2018 - 16
Sky and Telescope - July 2018 - 17
Sky and Telescope - July 2018 - 18
Sky and Telescope - July 2018 - 19
Sky and Telescope - July 2018 - 20
Sky and Telescope - July 2018 - 21
Sky and Telescope - July 2018 - 22
Sky and Telescope - July 2018 - 23
Sky and Telescope - July 2018 - 24
Sky and Telescope - July 2018 - 25
Sky and Telescope - July 2018 - 26
Sky and Telescope - July 2018 - 27
Sky and Telescope - July 2018 - 28
Sky and Telescope - July 2018 - 29
Sky and Telescope - July 2018 - 30
Sky and Telescope - July 2018 - 31
Sky and Telescope - July 2018 - 32
Sky and Telescope - July 2018 - 33
Sky and Telescope - July 2018 - 34
Sky and Telescope - July 2018 - 35
Sky and Telescope - July 2018 - 36
Sky and Telescope - July 2018 - 37
Sky and Telescope - July 2018 - 38
Sky and Telescope - July 2018 - 39
Sky and Telescope - July 2018 - 40
Sky and Telescope - July 2018 - 41
Sky and Telescope - July 2018 - 42
Sky and Telescope - July 2018 - 43
Sky and Telescope - July 2018 - 44
Sky and Telescope - July 2018 - 45
Sky and Telescope - July 2018 - 46
Sky and Telescope - July 2018 - 47
Sky and Telescope - July 2018 - 48
Sky and Telescope - July 2018 - 49
Sky and Telescope - July 2018 - 50
Sky and Telescope - July 2018 - 51
Sky and Telescope - July 2018 - 52
Sky and Telescope - July 2018 - 53
Sky and Telescope - July 2018 - 54
Sky and Telescope - July 2018 - 55
Sky and Telescope - July 2018 - 56
Sky and Telescope - July 2018 - 57
Sky and Telescope - July 2018 - 58
Sky and Telescope - July 2018 - 59
Sky and Telescope - July 2018 - 60
Sky and Telescope - July 2018 - 61
Sky and Telescope - July 2018 - 62
Sky and Telescope - July 2018 - 63
Sky and Telescope - July 2018 - 64
Sky and Telescope - July 2018 - 65
Sky and Telescope - July 2018 - 66
Sky and Telescope - July 2018 - 67
Sky and Telescope - July 2018 - 68
Sky and Telescope - July 2018 - 69
Sky and Telescope - July 2018 - 70
Sky and Telescope - July 2018 - 71
Sky and Telescope - July 2018 - 72
Sky and Telescope - July 2018 - 73
Sky and Telescope - July 2018 - 74
Sky and Telescope - July 2018 - 75
Sky and Telescope - July 2018 - 76
Sky and Telescope - July 2018 - 77
Sky and Telescope - July 2018 - 78
Sky and Telescope - July 2018 - 79
Sky and Telescope - July 2018 - 80
Sky and Telescope - July 2018 - 81
Sky and Telescope - July 2018 - 82
Sky and Telescope - July 2018 - 83
Sky and Telescope - July 2018 - 84
Sky and Telescope - July 2018 - Cover3
Sky and Telescope - July 2018 - Cover4
https://www.nxtbook.com/nxtbooks/aas/st_202406
https://www.nxtbook.com/nxtbooks/aas/st_202405
https://www.nxtbook.com/nxtbooks/aas/st_202404_qr
https://www.nxtbook.com/nxtbooks/aas/st_202404
https://www.nxtbook.com/nxtbooks/aas/st_202403
https://www.nxtbook.com/nxtbooks/aas/st_202402
https://www.nxtbook.com/nxtbooks/aas/st_202401_aus
https://www.nxtbook.com/nxtbooks/aas/st_202401
https://www.nxtbook.com/nxtbooks/aas/st_202312_aus
https://www.nxtbook.com/nxtbooks/aas/st_202312
https://www.nxtbook.com/nxtbooks/aas/st_202311
https://www.nxtbook.com/nxtbooks/aas/st_202310
https://www.nxtbook.com/nxtbooks/aas/st_202309
https://www.nxtbook.com/nxtbooks/aas/st_202308
https://www.nxtbook.com/nxtbooks/aas/st_202307
https://www.nxtbook.com/nxtbooks/aas/st_202306
https://www.nxtbook.com/nxtbooks/aas/st_202305
https://www.nxtbook.com/nxtbooks/aas/st_202304
https://www.nxtbook.com/nxtbooks/aas/st_202304_qr
https://www.nxtbook.com/nxtbooks/aas/st_202303
https://www.nxtbook.com/nxtbooks/aas/st_202302
https://www.nxtbook.com/nxtbooks/aas/st_202301
https://www.nxtbook.com/nxtbooks/aas/st_202212
https://www.nxtbook.com/nxtbooks/aas/st_202211
https://www.nxtbook.com/nxtbooks/aas/st_202210
https://www.nxtbook.com/nxtbooks/aas/st_202209
https://www.nxtbook.com/nxtbooks/aas/st_202208
https://www.nxtbook.com/nxtbooks/aas/st_202207
https://www.nxtbook.com/nxtbooks/aas/st_202206
https://www.nxtbook.com/nxtbooks/aas/st_202205
https://www.nxtbook.com/nxtbooks/aas/st_202204
https://www.nxtbook.com/nxtbooks/aas/st_202203
https://www.nxtbook.com/nxtbooks/aas/st_202202
https://www.nxtbook.com/nxtbooks/aas/st_202201
https://www.nxtbook.com/nxtbooks/aas/st_202112
https://www.nxtbook.com/nxtbooks/aas/st_202111
https://www.nxtbook.com/nxtbooks/aas/st_202110
https://www.nxtbook.com/nxtbooks/aas/st_202109
https://www.nxtbook.com/nxtbooks/aas/st_202108
https://www.nxtbook.com/nxtbooks/aas/st_202107
https://www.nxtbook.com/nxtbooks/aas/st_202106
https://www.nxtbook.com/nxtbooks/aas/st_202105
https://www.nxtbook.com/nxtbooks/aas/st_202104
https://www.nxtbook.com/nxtbooks/aas/st_202103
https://www.nxtbook.com/nxtbooks/aas/st_202102
https://www.nxtbook.com/nxtbooks/aas/st_202101
https://www.nxtbook.com/nxtbooks/aas/skywatch_2021
https://www.nxtbook.com/nxtbooks/aas/st_202012
https://www.nxtbook.com/nxtbooks/aas/st_202011
https://www.nxtbook.com/nxtbooks/aas/st_202010
https://www.nxtbook.com/nxtbooks/aas/st_202009
https://www.nxtbook.com/nxtbooks/aas/st_202008
https://www.nxtbook.com/nxtbooks/aas/st_202007
https://www.nxtbook.com/nxtbooks/aas/st_202006
https://www.nxtbook.com/nxtbooks/aas/st_202005
https://www.nxtbook.com/nxtbooks/aas/st_202004
https://www.nxtbook.com/nxtbooks/aas/st_202003
https://www.nxtbook.com/nxtbooks/aas/st_202002
https://www.nxtbook.com/nxtbooks/aas/st_202001
https://www.nxtbook.com/nxtbooks/aas/st_201912
https://www.nxtbook.com/nxtbooks/aas/st_201911
https://www.nxtbook.com/nxtbooks/aas/st_201910
https://www.nxtbook.com/nxtbooks/aas/st_201909
https://www.nxtbook.com/nxtbooks/aas/st_201908
https://www.nxtbook.com/nxtbooks/aas/st_201907
https://www.nxtbook.com/nxtbooks/aas/st_201906
https://www.nxtbook.com/nxtbooks/aas/st_201905
https://www.nxtbook.com/nxtbooks/aas/st_201904
https://www.nxtbook.com/nxtbooks/aas/st_201903
https://www.nxtbook.com/nxtbooks/aas/st_201902
https://www.nxtbook.com/nxtbooks/aas/st_201901
https://www.nxtbook.com/nxtbooks/aas/st_201812
https://www.nxtbook.com/nxtbooks/aas/st_201811
https://www.nxtbook.com/nxtbooks/aas/st_201810
https://www.nxtbook.com/nxtbooks/aas/st_201809
https://www.nxtbook.com/nxtbooks/aas/st_201808
https://www.nxtbook.com/nxtbooks/aas/st_201807
https://www.nxtbook.com/nxtbooks/aas/st_201806
https://www.nxtbook.com/nxtbooks/aas/st_201805
https://www.nxtbook.com/nxtbooks/aas/st_201804
https://www.nxtbook.com/nxtbooks/aas/st_201803
https://www.nxtbook.com/nxtbooks/aas/st_201802
https://www.nxtbook.com/nxtbooks/aas/st_201801
https://www.nxtbook.com/nxtbooks/aas/st_201712
https://www.nxtbook.com/nxtbooks/aas/st_201711
https://www.nxtbook.com/nxtbooks/aas/st_201710
https://www.nxtbook.com/nxtbooks/aas/st_201709
https://www.nxtbook.com/nxtbooks/aas/st_201708
https://www.nxtbook.com/nxtbooks/aas/st_201707
https://www.nxtbook.com/nxtbooks/aas/st_201706
https://www.nxtbook.com/nxtbooks/aas/st_201705
https://www.nxtbook.com/nxtbooks/aas/st_201704
https://www.nxtbook.com/nxtbooks/aas/st_201703
https://www.nxtbook.com/nxtbooks/aas/st_201702
https://www.nxtbook.com/nxtbooks/aas/st_201701
https://www.nxtbook.com/nxtbooks/aas/st_201612
https://www.nxtbook.com/nxtbooks/aas/st_201611
https://www.nxtbook.com/nxtbooks/aas/st_201610
https://www.nxtbook.com/nxtbooks/aas/st_201609
https://www.nxtbook.com/nxtbooks/aas/st_201608
https://www.nxtbook.com/nxtbooks/aas/st_201607
https://www.nxtbook.com/nxtbooks/aas/st_201606
https://www.nxtbook.com/nxtbooks/aas/st_201605
https://www.nxtbook.com/nxtbooks/aas/st_201604
https://www.nxtbook.com/nxtbooks/aas/st_201603
https://www.nxtbook.com/nxtbooks/aas/st_201602
https://www.nxtbook.com/nxtbooks/aas/st_201601
https://www.nxtbook.com/nxtbooks/aas/st_201512
https://www.nxtbook.com/nxtbooks/aas/st_201511
https://www.nxtbook.com/nxtbooks/aas/st_201510
https://www.nxtbook.com/nxtbooks/aas/st_201509
https://www.nxtbook.com/nxtbooks/aas/st_201508
https://www.nxtbook.com/nxtbooks/aas/st_201507
https://www.nxtbook.com/nxtbooks/aas/st_201506
https://www.nxtbook.com/nxtbooks/aas/st_201505
https://www.nxtbook.com/nxtbooks/aas/st_201504
https://www.nxtbook.com/nxtbooks/aas/st_201503
https://www.nxtbook.com/nxtbooks/aas/st_201502
https://www.nxtbook.com/nxtbooks/aas/st_201501
https://www.nxtbook.com/nxtbooks/aas/st_201412
https://www.nxtbook.com/nxtbooks/aas/st_201411
https://www.nxtbook.com/nxtbooks/aas/st_201410
https://www.nxtbook.com/nxtbooks/aas/st_201409
https://www.nxtbook.com/nxtbooks/aas/st_201408
https://www.nxtbook.com/nxtbooks/aas/st_201407
https://www.nxtbook.com/nxtbooks/aas/st_201406
https://www.nxtbook.com/nxtbooks/aas/st_mars
https://www.nxtbook.com/nxtbooks/aas/st_201405
https://www.nxtbook.com/nxtbooks/aas/st_201404
https://www.nxtbook.com/nxtbooks/aas/st_201403
https://www.nxtbook.com/nxtbooks/aas/st_201402
https://www.nxtbook.com/nxtbooks/aas/st_201401
https://www.nxtbook.com/nxtbooks/aas/st_201312
https://www.nxtbook.com/nxtbooks/aas/st_201311
https://www.nxtbook.com/nxtbooks/aas/st_201310
https://www.nxtbook.com/nxtbooks/aas/st_201309
https://www.nxtbook.com/nxtbooks/aas/st_201308
https://www.nxtbook.com/nxtbooks/aas/st_201307
https://www.nxtbook.com/nxtbooks/aas/st_201306
https://www.nxtbook.com/nxtbooks/aas/st_201305
https://www.nxtbook.com/nxtbooks/aas/st_201304
https://www.nxtbook.com/nxtbooks/aas/st_201303
https://www.nxtbook.com/nxtbooks/aas/st_201302
https://www.nxtbook.com/nxtbooks/aas/st_201301
https://www.nxtbook.com/nxtbooks/aas/st_201212
https://www.nxtbook.com/nxtbooks/aas/st_201211
https://www.nxtbook.com/nxtbooks/aas/st_201210
https://www.nxtbook.com/nxtbooks/aas/st_201209
https://www.nxtbook.com/nxtbooks/aas/st_201208
https://www.nxtbook.com/nxtbooks/aas/st_201207
https://www.nxtbook.com/nxtbooks/aas/st_201206
https://www.nxtbook.com/nxtbooks/aas/st_201205
https://www.nxtbook.com/nxtbooks/aas/st_201204
https://www.nxtbook.com/nxtbooks/aas/st_201203
https://www.nxtbook.com/nxtbooks/aas/st_201202
https://www.nxtbook.com/nxtbooks/aas/st_201201
https://www.nxtbook.com/nxtbooks/aas/st_201112
https://www.nxtbook.com/nxtbooks/aas/st_201111
https://www.nxtbook.com/nxtbooks/aas/st_201110
https://www.nxtbook.com/nxtbooks/aas/st_201109
https://www.nxtbook.com/nxtbooks/aas/st_201108
https://www.nxtbook.com/nxtbooks/aas/st_201107
https://www.nxtbook.com/nxtbooks/aas/st_201106
https://www.nxtbook.com/nxtbooks/aas/st_201105
https://www.nxtbook.com/nxtbooks/aas/st_201104
https://www.nxtbook.com/nxtbooks/aas/st_201103
https://www.nxtbook.com/nxtbooks/aas/st_201102
https://www.nxtbook.com/nxtbooks/aas/st_201101
https://www.nxtbook.com/nxtbooks/aas/st_201012
https://www.nxtbook.com/nxtbooks/aas/st_201011
https://www.nxtbook.com/nxtbooks/aas/st_201010
https://www.nxtbook.com/nxtbooks/aas/st_201009
https://www.nxtbook.com/nxtbooks/aas/st_201008
https://www.nxtbook.com/nxtbooks/aas/st_201007
https://www.nxtbook.com/nxtbooks/aas/st_201006
https://www.nxtbook.com/nxtbooks/aas/st_201005
https://www.nxtbook.com/nxtbooks/aas/st_201004
https://www.nxtbook.com/nxtbooks/aas/st_201003
https://www.nxtbook.com/nxtbooks/aas/st_201002
https://www.nxtbook.com/nxtbooks/aas/st_201001
https://www.nxtbookmedia.com