TUCANA
The dimmest of the
‘Southern Birds’, but graced by the presence of the glorious globular cluster
47 Tucanæ – inferior only to w
Centauri. The only star above the
fourth magnitude is a (2.86),
but the combined magnitude of b¹ and b² is 3.7.
(Abbreviation: TUC).
BRIGHTEST STARS
|
STAR |
R.A. |
DEC |
MAG. |
ABS.MAG. |
SPAC |
DIST.PC |
||||
|
H |
M |
S |
o |
‘ |
“ |
|||||
|
a |
22 |
18 |
30.1 |
-60 |
15 |
35 |
2.86 |
-0.2 |
K3 |
35 |
|
d |
22 |
27 |
19.9 |
-64 |
58 |
00 |
4.48 |
-0.2 |
B8 |
76 |
|
g |
23 |
17 |
25.6 |
-58 |
14 |
08 |
3.99 |
0.6 |
F0 |
45 |
|
e |
23 |
59 |
54.9 |
-65 |
34 |
38 |
4.50 |
0.0 |
B8.5 |
67 |
|
z |
00 |
20 |
04.4 |
-64 |
52 |
30 |
4.23 |
5.0 |
G0 |
7.1 |
|
b |
00 00 |
32 32 |
32.7 33.6 |
-62 -62 |
57 57 |
30 57 |
4.37 4.53 |
-0.2 |
B8 A2 |
33
COMBINED MAG.3.7 |
DOUBLES
|
STAR |
R.A. |
DEC |
MAGS. |
P.A. |
DIST.” |
||||
|
H |
M |
S |
o |
‘ |
“ |
||||
|
d |
22 |
27 |
19.9 |
-64 |
58 |
00 |
4.5, 6.3 |
283 |
FIXED |
|
b |
00 |
31 |
33 |
-62 |
57 |
43 |
4.4, 4.5 |
170 |
BOTH
DOUBLE |
|
b¹ |
00 |
31 |
32.7 |
-62 |
58 |
30 |
4.4, 14.0 |
140 |
|
|
b² |
00 |
31 |
33.6 |
-62 |
57 |
57 |
4.5, 5.7 |
002 |
BINARY, 43.1 YEARS. A THIRD STAR, b³ LIES AT A DISTANCE OF 1’0. IT TOO IS A DOUBLE;
MAGS 6,6; DISTANCE 0”. 1. |
|
l |
00 |
55 |
00.3 |
-69 |
31 |
38 |
5.3, 7.3 |
080 |
OPTICAL |
|
k |
01 |
15 |
46.2 |
-68 |
52 |
34 |
5.1, 7.3 |
341 |
SLOW
BINARY |
VARIABLES
|
STAR |
R.A. |
DEC |
RANGE |
PERIOD,D. |
SPEC |
TYPE |
||
|
H |
M |
o |
‘ |
|||||
|
T |
22 |
37.3 |
-61 |
49 |
7.7 – 13.8 |
250 |
M |
MIRA |
CLUSTERS
|
OBJECT |
R.A. |
DEC |
TYPE |
NOTES |
||
|
H |
M |
o |
‘ |
|||
|
NGC362 |
01 |
00.7 |
-71 |
06 |
GLOBULAR |
MAG.6.
FRINGE OF NAKED – EYE VISIBILITY |
|
NGC104 47 |
00 |
21.9 |
-72 |
22 |
GLOBULAR |
MAG.5.
MAGNIFICENT GLOBULAR |
