Zone 43

+66°00'
Zone 43, Master Map
Zone Master, Normal View, 10 deg FOV
Milburn 347
+64°00'
OS 522
STF 1407
NGC 2820
τ Tau UMa
Hussey 123
23 Uma
+62°00'
Milburn 203
Pulkovo 9
NGC 2880
STF 1314 rej
STF 1315
STF 1331
STF 1381
NGC 2742
MCG +10-13-057
NGC 2768
NGC 2726
+60°00'
STF 1363
Milburn 204
Fox 66
NGC 3043
υ Upsilon UMa
NGC 2950
+58°00'
h2513
+56°00'
Kruger 34
Kruger 33
Doolittle 51
STF 1359
Stein 2223
φ
10h 00m
21 Uma
09h 48m
09h 36m
09h 24m
NGC 2756
09h 12m
09h 00m
Zone 43, Map 1
Normal Image
+64°00'
Argelander 21
+65°00'
+66°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
NGC 2820
Tau UMa
23 Uma
+63°00'
τ
Hussey 123
Milburn 203
Pulkovo 9
+62°00'
NGC 2880
STF 1314 rej
STF 1315
Milburn 204
MCG +10-13-057
NGC 2742
NGC 2726
+59°00'
NGC 2768
+60°00'
STF 1363
+61°00'
STF 1331
09h 36m
09h 28m
09h 20m
09h 12m
09h 04m
08h 56m
Zone 43, Map 1
Mirror Image
+66°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+65°00'
STF 1257 rej
+64°00'
Argelander 21
NGC 2820
Tau UMa
23 Uma
Hussey 123
+63°00'
τ
Kruger 31
Kruger 32
Milburn 203
+62°00'
NGC 2880
STF 1314 rej
STF 1331
Milburn 204
NGC 2768
+59°00'
NGC 2726
+60°00'
NGC 2742
MCG +10-13-057
+61°00'
STF 1315
Helix Galaxy
NGC 2685
08h 56m
09h 04m
09h 12m
09h 20m
09h 28m
09h 36m
Zone 43, Map 2
Normal Image
+66°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+65°00'
Milburn 347
23 Uma
+63°00'
+64°00'
OS 522
Pulkovo 9
+61°00'
+62°00'
NGC 2880
STF 1363
+60°00'
STF 1381
Fox 66
υ
+59°00'
NGC 3043
Espin 1785
Upsilon UMa
NGC 2950
h2513
10h 00m
09h 52m
09h 44m
09h 36m
09h 28m
Zone 43, Map 2
Mirror Image
+66°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+65°00'
Milburn 347
OS 522
+63°00'
+64°00'
NGC 2820
23 Uma
Milburn 203
Pulkovo 9
+62°00'
NGC 2880
+61°00'
STF 1331
Milburn 204
STF 1363
+60°00'
STF 1381
NGC 3043
υ
Upsilon UMa
NGC 2950
09h 28m
09h 36m
09h 44m
h2513
09h 52m
10h 00m
+59°00'
Fox 66
Zone 43, Map 3
Normal Image
+61°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 1363
+60°00'
STF 1381
Fox 66
υ
+59°00'
NGC 3043
Espin 1785
Upsilon UMa
NGC 2950
Kruger 33
+56°00'
+57°00'
Kruger 34
Doolittle 51
+58°00'
h2513
STF 1359
+55°00'
STF 1402
+54°00'
Milburn 125
φ
10h 00m
09h 52m
09h 44m
09h 36m
09h 28m
Zone 43, Map 3
Mirror Image
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+61°00'
STF 1331
Milburn 204
STF 1363
+60°00'
STF 1381
NGC 3043
Upsilon UMa
NGC 2950
h2513
Kruger 34
+56°00'
+57°00'
Kruger 33
+58°00'
υ
+59°00'
Fox 66
21 Uma
09h 28m
+54°00'
+55°00'
STF 1359
φ
09h 36m
09h 44m
09h 52m
10h 00m
Zone 43
Index
1 Reference Star; 9 Double Stars; 5 Galaxies
Flamsteed
S
23 Uma ....................................................... 4
STF 1314 rej.............................................. 2
STF 1315 ................................................... 3
STF 1331 ................................................... 4
STF 1359 ................................................. 11
STF 1363 ................................................... 9
STF 1381 ................................................. 10
N
NGC 2726.................................................. 7
NGC 2742.................................................. 8
NGC 2768.................................................. 5
NGC 2880.................................................. 6
NGC 2950................................................ 12
T
O
Tau UMa .................................................... 2
OS 522 ....................................................... 9
U
Upsilon UMa ........................................... 11
-1-
Zone 43
Zone 43, Map 1
Double Stars
Easy
Tau UMa
Rating: 5 E
Other name(s): 14 UMa; ADS 7211; HD 78362; SAO 14796; Herschel H V 73
Position: 0911+6331
A
B
Magnitude
4.67
10.30
Separation PA
—
—
54.2 39 -
Year
—
1991
Spectra
Am
Colors
W
W?
Notes:
1899: 57.5 @ 50. 4 measurements. Star A is a spectroscopic binary with a period of
2.91 years.
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 5.78 inches.
Separation: AB = 10.3 miles.
Distance (LY): 122
Total luminosity (Suns): 15.6
STF 1314 rej
Other name(s): SAO 14805
Rating: 5 E
Position: 0913+6156
A
B
Magnitude
8.86
11.74
Separation PA
—
—
45.6 +! 87 -
-2-
Year
—
1991
Spectra
F8
Colors
W
W
Zone 43
Notes:
1903: 37.8 @ 91. 5 measurements.
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 15.8 inches.
Separation: AB = 18.9 miles.
Distance (LY): 266
Total luminosity (Suns): 1.8
STF 1315
Other name(s): ADS 7226; HD 78767; SAO 14808
Rating: 3 E
Position: 0913+6141
A
B
Magnitude
7.37
7.78
Separation PA
—
—
24.8 27 +
Year
—
1991
Spectra
A0 IV
A0
Colors
W
L
Notes:
1831: 24.9 @ 26. 24 measurements. Hipparcos/Tycho data show different distances
for these stars; they may be optical. However, the stars show similar proper motion.
Observations:
C8 at 65x. It shares the field with NGC 2768 and NGC 2742. (It lies in the middle.)
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 11.7 inches; B = 6.04 inches.
Separation: AB = 12.8 miles.
Distance (LY): 330
Total luminosity (Suns): 16
-3-
Zone 43
23 Uma
Other name(s): STF 1351; ADS 7402; HD 81937; SAO 14908
Rating: 2 E
Position: 0932+6303
A
B
C
Magnitude
3.65
9.19
10.40
Separation
—
22.8 +
99.6 +
PA
—
269 231 +
Year
—
1975
1957
Spectra
F0 IV
Colors
Y
G
?
Notes:
AB 1819: 22.8 @ 272. 31 measurements. The primary is a Delta Scuti variable and
rotates at 140 kps. It is also an infra-red source.
AC 1886: 90.6 @ 227. 6 measurements.
The system probably belongs to the Sirius Group.
The stars share common proper motion.
Observations:
C8 at 65x. Some observers note W and pB, or Y and B. Webb saw them as gW and
W or yW and L.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 8.40 inches.
Separation: AB = 2.70 miles; AC = 11.8 miles.
Distance (LY): 76
Total luminosity (Suns): 15.25
Difficult
STF 1331
Other name(s): ADS 7300; HD 80142; SAO 14851
Rating: 5 D
Position: 0921+6121
A
B
C
D
E
Magnitude
8.59
8.78
11.10
13.60
9.70
Separation
—
0.9 13.3 +
20.4 +
139.5 -
PA
—
155 +
186 118 +
223 =
-4-
Year
—
1995
1954
1954
1910
Spectra
A5 IV
Colors
bW
W
?
No
W
Zone 43
Notes:
AB 1833:
AC 1833:
AD 1904:
AE 1863:
1.2 @ 153. 31 measurements.
11.4 @ 201. 10 measurements.
19.5 @ 116. 2 measurements.
140.0 @ 223. 3 measurements.
Observations:
C8 at 83x. It lies midway between two 9m stars (N-S).
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 9.15 inches.
Separation: AB = 1.02 miles; AC = 15.2 miles; AD = 23.2 miles; AE = 159 miles.
Distance (LY): 730
Total luminosity (Suns): 56
Deep Sky Objects
Moderate
NGC 2768
Other Names: UGC 4821, H I 250
Rating: 4 M
Position: 0912+6002
Type : Gal
Surface brightness: 13.0
Class: E5
Dimensions: 1.6' x 1'
Magnitude : 11.6
PA: 95
Notes:
This galaxy produced supernova 2000ds (type Ib).
Observations:
C8 at 65x. Bright, it forms an equilateral triangle with two stars. It is elongated E-W,
and a 9m star lies 10 min W. There seems to be no separate nucleus.
Distance: 65,000,000 light years
Radial velocity (km/sec): +1,497
Luminosity: 7,600,000,000 Suns
-5-
Zone 43
NGC 2880
Other Names: H I 260
Rating: 4 M
Position: 0930+6230
Type : Gal
Surface brightness: 12.9
Class: SB0Dimensions: 2.4' x 1.5'
Magnitude : 11.5
PA: 140
Observations:
C8 at 83x. Tiny, bright nucleus and small halo. It is 34 min SW of 23 UMa.
C11 at 140x. Moderately bright patch with not much of a nucleus. Oval in shape.
Distance: 70,000,000 light years
Radial velocity (km/sec): +1,616
Luminosity: 9,700,000,000 Suns
NGC 2880
Galaxy
C11 at 140x
May 15, 2004
-6-
Zone 43
NGC 2726
Other Names: H II 834
Rating: 4 M
Position: 0905+5956
Type : Gal
Surface brightness: 12.1
Class: S0?
Dimensions: 1.8' x 0.5'
Magnitude : 12.5
PA: 87
Notes:
This is a Seyfert galaxy. This galaxy produced supernova 1995F (type Ic).
Radial velocity (km/sec): +1,518
NGC 2726
Galaxy
C11 at 98x
Feb. 27, 2004
-7-
Zone 43
Difficult
NGC 2742
Other Names: H I 249
Rating: 5 D
Position: 0908+6029
Type : Gal
Surface brightness: 13.0
Class: SA(s)c:
Dimensions: 2.5' x 1'
Magnitude : 12.5
PA: 87
Notes:
This galaxy produced supernova 2003Z (type II).
Observations:
C8 at 65x. The galaxy is a faint, long glow (E-W) and badly needs averted vision. A
9m star is 5 min NW.
Distance: 61,000,000 light years
Radial velocity (km/sec): +1,289
Luminosity: 3,000,000,000 Suns
-8-
Zone 43
Zone 43, Map 2
Double Stars
Easy
STF 1363
Other name(s): ADS 7432; HD 82569; SAO 14931
Rating: 4 E
Position: 0935+6054
A
B
Magnitude
7.28
10.79
Separation PA
—
—
10.8 356 +
Year
—
1991
Spectra
F0
Colors
Y
R
Notes:
1832: 10.9 @ 354. 13 measurements.
Observations:
C8 at 65x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 9.95 inches.
Separation: AB = 4.21 miles.
Distance (LY): 250
Total luminosity (Suns): 6.1
Moderate
OS 522
Other name(s): ADS 7556; HD 85360; SAO 15013
Rating: 5 M
Position: 0954+6448
A
B
Magnitude
7.39
11.20
Separation PA
—
—
14.6 125 +
-9-
Year
—
1963
Spectra
K0
Colors
W
?
Zone 43
Notes:
1851: 14.8 @ 121. 6 measurements.
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 23.4 inches.
Separation: AB = 17.1 miles.
Distance (LY): 750
Total luminosity (Suns): 51
Difficult
STF 1381
Other name(s): ADS 7536; HD 84998; SAO 15002
Rating: 2 D
Position: 0951+6037
A
B
Magnitude
8.26
8.45
Separation PA
—
—
0.9 196 -
Year
—
1997
Notes:
1832: 1.5 @ 218. 26 measurements.
Observations:
C11 at 634x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 17.2 inches.
Separation: AB = 3,907 feet.
Distance (LY): 530
Total luminosity (Suns): 20.2
- 10 -
Spectra
G0
Colors
Y
Y
Zone 43
Zone 43, Map 3
Reference Star
Upsilon UMa
Rating: na
Other name(s): 29 UMa; OS 521; ADS 7534; HD 84999; SAO 27401
Position: 0951+5903
A
B
Magnitude
3.8
11.5
Separation PA
—
—
11.6 +
295 +
Year
—
1934
Spectra
F0 IV
Colors
W
Notes:
1855: 11.1 @ 294. 7 measurements.
This is a Delta Sct variable and rotates at 110 km/sec. It is also an infra-red source.
Distance (LY): 115
Total luminosity (Suns): 31.6
Double Stars
Easy
STF 1359
Other name(s): ADS 7418; HD 237815; SAO 27288
Rating: 4 E
Position: 0933+5615
A
B
C
Magnitude
9.77
10.76
10.50
Separation
—
7.6 115.0
PA
—
57 -!
240
Notes:
AB 1831: 7.7 @ 70. 14 measurements.
AC 1 measurement.
- 11 -
Year
—
1991
1923
Spectra
G5
Colors
Y
W
W
Zone 43
This system may be optical as the stars appear to be at different distances and have
different proper motions.
Observations:
C11 at 115x.
Deep Sky Objects
Moderate
NGC 2950
Other Names: UGC 5176, H IV 68
Rating: 5 M
Position: 0943+5851
Type : Gal
Surface brightness: 13.0
Class: (R)SB(r)0o
Dimensions: 1.3' x 1'
Magnitude : 12.0
PA: 145
Observations:
C8 at 65x. It is small and faint, but with a stellar nucleus. The axis runs SE/NW.
Faint but rich field.
Distance: 63,000,000 light years
Radial velocity (km/sec): +1,337
Luminosity: 5,000,000,000 Suns
- 12 -
Zone 43
Zone 43 Mini-Catalog
Double Stars
Star
Designation
Position
Rating
Map
23 Uma
0932+6303
2E
1
STF 1315
0913+6141
3E
1
STF 1359
0933+5615
4E
3
STF 1363
0935+6054
4E
2
Tau UMa
0911+6331
5E
1
STF 1314 rej
0913+6156
5E
1
OS 522
0954+6448
5M
2
STF 1381
0951+6037
2D
2
STF 1331
0921+6121
5D
1
Component
A
B
C
A
B
A
B
C
A
B
A
B
A
B
A
B
A
B
A
B
C
D
E
Specifications
Mag
Sep from A
3.65
—
9.19
22.8 +
10.40
99.6 +
7.37
—
7.78
24.8 9.77
—
10.76
7.6 10.50
115.0
7.28
—
10.79
10.8 4.67
—
10.30
54.2 8.86
—
11.74
45.6 +!
7.39
—
11.20
14.6 8.26
—
8.45
0.9 8.59
—
8.78
0.9 11.10
13.3 +
13.60
20.4 +
9.70
139.5 -
PA from A
—
269 99.6 +
—
27 +
—
57 -!
115.0
—
356 +
—
39 —
87 —
125 +
—
196 —
155 +
13.3 +
20.4 +
223 =
Deep Sky Objects
Object
NGC 2768
NGC 2880
NGC 2950
NGC 2742
Position
0912+6002
0930+6230
0943+5851
0908+6029
Rating
4M
4M
5M
5D
Map
1
1
3
1
Type
Gal (E5)
Gal (SB0)
Gal ((R)SB(r)0o)
Gal (SA(s)c:)
- 13 -
Specifications
Surface
Mag
Br
11.6
13.0
11.5
12.9
12.0
13.0
12.5
13.0
Population