Zone 91, Master Map
Normal View
+44°00'
Zone Master, Normal View, 10 deg FOV
c
+42°00'
e
Ursa Major
+40°00'
Leo Minor
d
+36°00'
f
+38°00'
Lynx
α
10h 00m
09h 48m
09h 36m
09h 24m
09h 12m
09h 00m
Zone 91, Map 1
Normal Image
+45°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
h1164
Espin 2632
A 1762
h1165
NGC 2712
NGC 2776
STF 1358
+44°00'
Espin 1148
STF 3120
+43°00'
STF 1352 rej
STF 1289
+42°00'
STF 1320
A 1985
NGC 2798
Ursa Major
OS 566
+41°00'
Barton 101
NGC 2782
STF 1369
09h 36m
Espin 1541
09h 30m
09h 24m
09h 18m
09h 12m
A G 160
09h 06m
09h 00m
08h 54m
Zone 91, Map 1
Mirror Image
h1164
Espin 2632
NGC 2712
NGC 2776
A 1762
h1165
+45°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 1358
+44°00'
Espin 1148
STF 1320
A 1985
NGC 2798
+42°00'
STF 1352 rej
+43°00'
STF 3120
STF 1289
Ursa Major
OS 566
+41°00'
Barton 101
NGC 2782
Espin 1541
08h 54m
09h 00m
A G 160
09h 06m
09h 12m
09h 18m
09h 24m
09h 30m
09h 36m
Zone 91, Map 2
Normal Image
+40°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
NGC 2782
STF 1369
Espin 1541
Leo Minor
h2499
A. G. 168
+39°00'
A. G. 160
STF 1344
Espin 298
+38°00'
A. G. 164
+37°00'
STF 1338
38 Lyn
STF 1339
+36°00'
Espin 296
h2483
Kustner 97
STF 1333
NGC 2778
Espin 299
09h 30m
STF 1296
Bpm 126
NGC 2859
09h 24m
09h 18m
09h 12m
09h 06m
09h 00m
Zone 91, Map 2
Mirror Image
+40°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
NGC 2782
Espin 1541
Leo Minor
+39°00'
A. G. 160
STF 1344
Espin 298
A. G. 168
+38°00'
A. G. 164
+37°00'
STF 1338
38 Lyn
STF 1339
+36°00'
Espin 296
h2483
Kustner 97
STF 1333
NGC 2778
STF 1296
Bpm 126
09h 00m
09h 06m
09h 12m
09h 18m
NGC 2859
09h 24m
Espin 299
09h 30m
Zone 91, Map 3
Normal Image
Espin 2632
h5478
A 1762
+45°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+44°00'
STF 1358
h1172
STF 1352 rej
STF 1376
+43°00'
Weisse 22
+41°00'
A 1985
+42°00'
A 2141
Leo Minor
OS 205
STF 1369
10h 06m
10h 00m
09h 54m
09h 48m
09h 42m
09h 36m
09h 30m
09h 24m
Zone 91, Map 3
Mirror Image
A 1762
Espin 2632
+45°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
h5478
+44°00'
STF 1358
h1172
+43°00'
STF 1352 rej
STF 1376
+42°00'
A 2141
+41°00'
A 1985
Leo Minor
OS 205
STF 1369
09h 24m
09h 30m
09h 36m
09h 42m
09h 48m
09h 54m
10h 00m
10h 06m
Zone 91, Map 4
Normal Image
+40°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 1369
+39°00'
Lynx
STF 1374
A. G. 168
+37°00'
+38°00'
h2499
h2509
Hough 369
+36°00'
h3318
NGC 2955
Kustner 97
h2507
10h 00m
09h 54m
09h 48m
09h 42m
09h 36m
09h 30m
Zone 91, Map 4
Mirror Image
+40°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 1369
+39°00'
Lynx
STF 1374
Espin 298
h2499
+37°00'
+38°00'
A. G. 168
h2509
+36°00'
Hough 369
NGC 2955
Kustner 97
h2507
09h 30m
09h 36m
09h 42m
09h 48m
09h 54m
10h 00m
Zone 91
Index
22 Double Stars, 4 Galaxies
Flamsteed
K
38 Lyn ...................................................... 10
Kustner 97 ............................................... 15
A
N
A 1985........................................................ 5
NGC 2712.................................................. 6
NGC 2776.................................................. 7
NGC 2782.................................................. 6
NGC 2798.................................................. 5
E
Espin 1148 ................................................. 2
Espin 1541 ............................................... 11
Espin 296 ................................................... 8
S
STF 1320 ................................................... 3
STF 1333 ................................................... 9
STF 1338 ................................................. 12
STF 1339 ................................................. 11
STF 1344 ................................................... 8
STF 1352 rej.............................................. 3
STF 1358 ................................................... 2
STF 1369 ................................................. 14
STF 1374 ................................................. 16
STF 1376 ................................................. 13
H
h1165 .......................................................... 4
h1172 ........................................................ 13
h2483 .......................................................... 9
h2499 ........................................................ 15
h2507 ........................................................ 17
h2509 ........................................................ 16
-1-
Zone 91
Zone 91, Map 1
Double Stars
Easy
Espin 1148
ADS 7290; HD 80043
Rating: 3 E
Position: 0919+4438
A
B
Magnitude
10.14
10.54
Separation PA
—
—
5.7 +
31 +
Year
—
1991
Spectra
G0
Colors
Y
bW
Notes:
1893: 5.2 @ 29. 7 measurements.
Observations:
C11 at 115x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 19.0 inches.
Separation: AB = 4,752 feet.
Distance (LY): 102
Total luminosity (Suns): 0.124
STF 1358
ADS 7403; HD 82040; SAO 42901
Rating: 3 E
Position: 0931+4441
A
B
Magnitude
7.68
9.10
Separation PA
—
—
23.9 174 +
Year
—
1999
Spectra
M
Colors
O!
B!
Notes:
1831: 24.4 @ 153. L 20 measurements. The stars have different proper motions.
-2-
Zone 91
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 53.3 inches.
Separation: AB = 58.9 miles.
Distance (LY): 1,580
Total luminosity (Suns): 245
STF 1320
ADS 7241; HD 79095; SAO 42754
Rating: 4 E
Position: 0913+4220
A
B
Magnitude
9.49
10.68
Separation PA
—
—
11.9 +
216 +
Year
—
1991
Spectra
G5
Colors
yW
O
Notes:
1830: 11.5 @ 215. 11 measurements.
Observations:
C11 at 115x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 21.1 inches.
Separation: AB = 16.9 miles.
Distance (LY): 910
Total luminosity (Suns): 13.8
STF 1352 rej
Sinachopoulos 44 (C); SAO 42884
Rating: 4 E
Position: 0929+4318
A
B
C
Magnitude
10.57
11.98
14.10
Separation
—
21.0 +
74
PA
—
352 +
123
-3-
Year
—
1991
1989
Spectra
G0
Colors
yW
W?
No
Zone 91
Notes:
AB 1893: 18.2 @ 346. 4 measurements.
AC 1 measurement.
Observations:
C11 at 115x. C was never detected.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 19.4 inches.
Separation: AB = 4.42 miles; AC = 15.5 miles.
Distance (LY): 135
Total luminosity (Suns): 0.111
Moderate
h1165
HD 79551; SAO 42781
Rating: 3 M
Position: 0916+4456
A
B
Magnitude
8.75
12.00
Separation PA
—
—
26.7 +
118 +
Year
—
1991
Notes:
1908: 24.7 @ 116. 4 measurements.
Observations:
C8 at 104x. It is the NW vertex of a 9m right triangle.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 20.3 inches.
Separation: AB = 37.9 miles.
Distance (LY): 910
Total luminosity (Suns): 21
-4-
Spectra
G5
Colors
W
W
Zone 91
Difficult
A 1985
ADS 7398; HD 81939; SAO 42893
Rating: 3 D
Position: 0930+4216
A
B
Magnitude
7.91
9.00
Separation PA
—
—
1.4 +
26 -
Year
—
1998
Spectra
F5
Colors
W
W
Notes:
1909: 0.8 @ 35. 40 measurements.
Observations:
C8 at 697x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 13.0 inches.
Separation: AB = 4,171 feet.
Distance (LY): 362
Total luminosity (Suns): 8
Deep Sky Objects
Moderate
NGC 2798
Other Names: H II 708, UGC 4905
Rating: 3 M
Position: 0917+4201
Type : Gal
Surface brightness: 13.0
Class: SB(s)a pec
Dimensions: 2.8' x 0.9'
Observations:
C8 at 104x. Extremely bright nucleus and bright bar.
-5-
Magnitude : 12.3
PA: 160
Zone 91
Model (where the Sun is a baseball):
Its diameter would be 31 million miles.
Distance (LY): 117,000,000
Radial velocity (km/sec): +1,726
Luminosity (suns): 13,000,000,000
NGC 2782
Other Names: Arp 215, H I 167, UGC 4862
Astronomical League Program: Herschel 400 Club
Rating: 5 M
Position: 0914+4007
Type : Gal
Surface brightness: 14.1
Class: SAB(rs)a
Dimensions: 4' x 3'
Magnitude : 12.4
Notes:
This is a Seyfert galaxy and undergoing starburst activity. There is evidence that it is
currently in the midst of a merger.
SN 1994ak (type IIn) was discovered in this galaxy on December 24.
Observations:
C8 at 65x. A faint halo that surrounds a bright stellar nucleus. A 9.2m star (SAO
42762) lies 8 min NNE. It is flanked (about 25 min each side) by 7.9m SAO 42748 to
the NW and 8.3m SAO 61349 to the SE.
Distance: 110,000,000 light years
Radial velocity (km/sec): +2,562
Luminosity: 10,400,000,000 Suns
Difficult
NGC 2712
Other Names: UGC 4708
Rating: 5 D
Position: 0900+4455
Type : Gal
Surface brightness: 13.7
Class: SB(r)b:
Dimensions: 2' x 1'
-6-
Magnitude : 12.7
PA: 178
Zone 91
Observations:
C8 at 65x. It is faint, but fortunately located in a weak field. The axis runs N-S and
the nucleus, though small, is bright.
Distance: 81,000,000 light years
Radial velocity (km/sec): +1,849
Luminosity: 4,300,000,000 Suns
NGC 2776
Other Names: UGC 4838
Rating: 5 D
Position: 0912+4457
Type : Gal
Surface brightness: 13.9
Class: SAB(rs)c
Dimensions: 3.3'
Magnitude : 12.0
Observations:
C8 at 65x. A 7.6m star 11 minSW (SAO 42735) is tough on the view. This is a
delicate object, and shows a fuzzy disk, with a slight brightening at the center.
Distance: 110,000,000 light years
Radial velocity (km/sec): +2,626
Luminosity: 15,100,000,000 Suns
-7-
Zone 91
Zone 91, Map 2
Double Stars
Easy
STF 1344
ADS 7332; HD 80902; SAO 61441
Rating: 3 E
Position: 0924+3908
A
B
Magnitude
8.51
9.09
Separation PA
—
—
3.7 +
105 -
Year
—
1998
Spectra
F2
Colors
W
W
Notes:
1830: 3.6 @ 107. 20 measurements.
Observations:
C11 at 115x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 12.0 inches.
Separation: AB = 2.50 miles.
Distance (LY): 434
Total luminosity (Suns): 9.22
Espin 296
ADS 7230; HD 78993; SAO 61330
Rating: 4 E
Position: 0912+3621
A
B
C
Magnitude
8.85
12.09
10.99
Separation
—
20.5 +
86.7 -
PA
—
173 340 +
Notes:
AB 1906: 19.9 @ 174. 2 measurements.
AC 1914: 87.2 @ 339. 3 measurements.
-8-
Year
—
1913
1991
Spectra
A0
Colors
W
W
W
Zone 91
B has a 13.4m companion at 2.0 @ 126 (1924).
Observations:
C8 at 104x.
h2483
Rating: 5 E
Position: 0912+3608
A
B
Magnitude
10.34
11.64
Separation PA
—
—
15.4 195 +
Year
—
1991
Spectra
F5
Colors
W
W
Notes:
1880: 15.5 @ 194. 9 measurements.
Observations:
C11 at 115x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 14.8 inches.
Separation: AB = 1.63 miles.
Distance (LY): 68
Total luminosity (Suns): 0.034
Moderate
STF 1333
ADS 7286; SAO 61387
Rating: 2 M
Position: 0918+3522
A
B
Magnitude
6.66
6.77
Separation PA
—
—
1.8 +
49 +
Year
—
1997
Spectra
A8 V
Colors
Y
Y
Notes:
1828: 1.4 @ 39. Over 100 measurements. The stars have common proper motion.
-9-
Zone 91
Observations:
C8 at 206x. Some observers see colors of Y and B.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 6.30 inches.
Separation: AB = 1.40 miles.
Distance (LY): 500
Total luminosity (Suns): 131
38 Lyn
STF 1334; ADS 7292; HD 80081; SAO 61391
Astronomical League Program: Double Star Club
Rating: 3 M
Position: 0919+3648
A
B
C
D
Magnitude
3.82
6.17
10.80
10.70
Separation
—
2.6 78.9 -!
172.7 -
PA
—
227 217 +
261 +
Year
—
1998
1992
1992
Spectra
A1 IV
A4 V
Colors
W
R
W
W
Notes:
AB 1820: 2.8 @ 239. Over 100 measurements. Star A is a spectroscopic binary.
BC 1909: 87.7 @ 213. 3 measurements.
BD 1879: 177.9 @ 256. 3 measurements.
Observations:
C8 at 206x. Some observers report G and B for A/B, or W and B. Webb saw them as
gW and B.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 9.00 inches; B = 7.80 inches.
Separation: AB = 2,587 feet; AC = 15.0 miles; AD = 32.9 miles.
Distance (LY): 122
Total luminosity (Suns): 34.9
- 10 -
Zone 91
STF 1339
ADS 7308; HD 80442; SAO 61412
Rating: 4 M
Position: 0921+3643
A
B
Magnitude
9.15
9.89
Separation PA
—
—
1.4 +
66 -
Year
—
1991
Spectra
A2
Colors
W
O
Notes:
1828: 1.2 @ 74. 25 measurements.
Observations:
C11 at 339x.
Espin 1541
ADS 7322
Rating: 5 M
Position: 0922+3959
A
B
Magnitude
10.43
11.40
Separation PA
—
—
7.8
21
Notes:
1 measurement.
Observations:
C11 at 98x.
- 11 -
Year
—
1916
Spectra
Colors
yO
W?
Zone 91
Difficult
STF 1338
ADS 7307; HD 80441; SAO 61411
Rating: 4 D
Position: 0921+3811
A
B
C
Magnitude
6.79
7.09
11.40
Separation
—
1.0 10.0 -!!
PA
—
285 +!
167 =
Year
—
1999
1986
Spectra
F3 V
F3 V
Colors
Y
Y
?
Notes:
AB 1829: 1.8 @ 121. Over 100 measurements. The orbital period is given as 219.7
years (Starikova, 1966) to 389.09 years (Arend, 1953), semi-major axis of 1.52", direct
motion.
AC 1879: 143.4 @ 167. 3 measurements.
Observations:
C8 at 697x Some observers report W and W.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 4.80 inches; B = 11.4 inches.
Separation: AB = 1,267 feet; AC = 2.43 miles.
Distance (LY): 156
Total luminosity (Suns): 11.1
- 12 -
Zone 91
Zone 91, Map 3
Double Stars
Easy
STF 1376
ADS 7503; HD 84237; SAO 43015
Rating: 2 E
Position: 0945+4314
A
B
C
Magnitude
8.22
8.29
13.40
Separation
—
5.2 +
68.9
PA
—
310 332
Year
—
1998
1913
Spectra
F5 V
Colors
W
W
Notes:
AB 1828: 5.0 @ 316. 47 measurements.
AC 1 measurement.
Observations:
C8 at 65x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 4.35 inches.
Separation: AB = 2.84 miles; AC = 37.7 miles.
Distance (LY): 351
Total luminosity (Suns): 8
h1172
ADS 7528; HD 85015; SAO 43062
Rating: 5 E
Position: 0950+4400
A
B
Magnitude
8.44
11.61
Separation PA
—
—
14.1 =
273 +
Notes:
1893: 14.1 @ 271. 4 measurements.
- 13 -
Year
—
1915
Spectra
F5 II
Colors
W
W
Zone 91
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 4.50 inches.
Separation: AB = 3.41 miles.
Distance (LY): 155
Total luminosity (Suns): 0.9
Zone 91, Map 4
Double Stars
Easy
STF 1369
ADS 7438; HD 82780; SAO 42931
Rating: 2 E
Position: 0935+3958
A
B
C
Magnitude
6.76
8.08
8.38
Separation
—
25.0 +
116.8 -
PA
—
149 +
323 -
Year
—
1991
1991
Spectra
F2 V
G0 V
Colors
W
V
B
Notes:
AB 1831: 24.7 @ 147. 29 measurements. Star A is a spectroscopic binary with a
1.6815 day period. Hipparcos/Tycho data show different distances for these stars; they
may be optical. However, the stars show similar proper motion.
AC 1824: 118.2 @ 324. 22 measurements.
Observations:
C8 at 83x.
- 14 -
Zone 91
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 5.10 inches; B = 17.0 inches.
Separation: AB = 10.8 miles; AC = 50.3 miles; Aa = 9 inches.
Distance (LY): 276
Total luminosity (Suns): 16.8
Kustner 97
Rating: 5 E
Position: 0932+3531
A
B
Magnitude
10.20
11.17
Separation PA
—
—
42.0 2-
Year
—
1984
Spectra
F8
Colors
yW
W
Notes:
1901: 44.7 @ 6. 6 measurements.
Observations:
C11 at 98x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 16.9 inches.
Separation: AB = 14.9 miles.
Distance (LY): 227
Total luminosity (Suns): 0.54
h2499
Ali 845
Rating: 5 E
Position: 0934+3826
A
B
Magnitude
9.36
10.66
Separation PA
—
—
1.0 +
317 +
Year
—
1928
Spectra
Notes:
1917: 9.9 @ 316. 2 measurements.
Schembor measures 1926.28, 290.4@, 31.73". 1900: 09 28.2 / +38 51.
- 15 -
Colors
W
?
Zone 91
Observations:
C11 at 115x.
Distance (LY): 36
Total luminosity (Suns): 0.024
h2509
Rating: 5 E
Position: 0953+3712
A
B
Magnitude
10.73
11.87
Separation PA
—
—
14.7 +
66 -
Year
—
1931
Spectra
Colors
W
?
Notes:
1906: 14.3 @ 67. 3 measurements.
Observations:
C11 at 115x.
Distance (LY): 118
Total luminosity (Suns): 0.075
Moderate
STF 1374
ADS 7477; HD 83698; SAO 61629
Rating: 2 M
Position: 0941+3857
A
B
C
Magnitude
6.91
8.26
12.00
Separation
—
2.8 299.9
PA
—
307 +
10
Year
—
1998
1921
Spectra
G2 IV
Colors
O!
B!
No
Notes:
AB 1828: 3.3 @ 275. Over 100 measurements. The stars share common proper
motion.
AC 1 measurement.
Observations:
C8 at 206x. Webb saw them as Y and B!
- 16 -
Zone 91
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 8.70 inches.
Separation: AB = 3,590 feet; AC = 73.0 miles.
Distance (LY): 156
Total luminosity (Suns): 4
h2507
HD 84541; SAO 61679
Rating: 5 M
Position: 0947+3522
A
B
Magnitude
9.24
12.61
Separation PA
—
—
40.3
168
Year
—
1989
Notes:
1 measurement.
Observations:
C11 at 98x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 14.0 inches.
Separation: AB = 41.5 miles.
Distance (LY): 660
Total luminosity (Suns): 7.20
- 17 -
Spectra
F5
Colors
W
?
Zone 91
Zone 91 Mini-Catalog
Double Stars
Designation
Position
Rating
Map
STF 1369
0935+3958
2E
4
STF 1376
0945+4314
2E
3
Espin 1148
0919+4438
3E
1
STF 1344
0924+3908
3E
2
STF 1358
0931+4441
3E
1
Espin 296
0912+3621
4E
2
STF 1320
0913+4220
4E
1
STF 1352 rej
0929+4318
4E
1
h2483
0912+3608
5E
2
Kustner 97
0932+3531
5E
4
h2499
0934+3826
5E
4
h1172
0950+4400
5E
3
h2509
0953+3712
5E
4
STF 1333
0918+3522
2M
2
STF 1374
0941+3857
2M
4
h1165
0916+4456
3M
1
38 Lyn
0919+3648
3M
2
STF 1339
0921+3643
4M
2
Espin 1541
0922+3959
5M
2
h2507
0947+3522
5M
4
Component
A
B
C
A
B
C
A
B
A
B
A
B
A
B
C
A
B
A
B
C
A
B
A
B
A
B
A
B
A
B
A
B
A
B
C
A
B
A
B
C
D
A
B
A
B
A
B
- 18 -
Mag
6.76
8.08
8.38
8.22
8.29
13.40
10.14
10.54
8.51
9.09
7.68
9.10
8.85
12.09
10.99
9.49
10.68
10.57
11.98
14.10
10.34
11.64
10.20
11.17
9.36
10.66
8.44
11.61
10.73
11.87
6.66
6.77
6.91
8.26
12.00
8.75
12.00
3.82
6.17
10.80
10.70
9.15
9.89
10.43
11.40
9.24
12.61
Separation
—
25.0 +
116.8 —
5.2 +
68.9
—
5.7 +
—
3.7 +
—
23.9 —
20.5 +
86.7 —
11.9 +
—
21.0 +
74
—
15.4 —
42.0 —
1.0 +
—
14.1 =
—
14.7 +
—
1.8 +
—
2.8 299.9
—
26.7 +
—
2.6 78.9 -!
172.7 —
1.4 +
—
7.8
—
40.3
PA
—
149 +
116.8 —
310 68.9
—
31 +
—
105 —
174 +
—
173 86.7 —
216 +
—
352 +
74
—
195 +
—
2—
317 +
—
273 +
—
66 —
49 +
—
307 +
299.9
—
118 +
—
227 78.9 -!
172.7 —
66 —
21
—
168
Zone 91
Designation
Position
Rating
Map
A 1985
0930+4216
3D
1
STF 1338
0921+3811
4D
2
Component
A
B
A
B
C
Mag
7.91
9.00
6.79
7.09
11.40
Separation
—
1.4 +
—
1.0 10.0 -!!
PA
—
26 —
285 +!
10.0 -!!
Deep Sky Objects
Object
NGC 2782
NGC 2712
NGC 2776
Position
0914+4007
0900+4455
0912+4457
Rating
5M
5D
5D
Map
1
1
1
Type
Gal (SAB(rs)a)
Gal (SB(r)b:)
Gal (SAB(rs)c)
- 19 -
Specifications
Surface
Mag
Br
12.4
14.1
12.7
13.7
12.0
13.9
Population