+66°00'
Zone 40, Master Map
Zone Master, Normal View, 10 deg FOV
OSS 69
Milburn 1067
Milburn 1066
36 Cam
STF 857 rej
STF 812 rej
STF 882
+64°00'
STF 922
Milburn 1070
+62°00'
STF 1005 rej
STF 1006
STF 878
STF 866
Lynx
8 Lyn
STF 887
14 Lyn
12 Lyn
40 Cam
+60°00'
NGC 2273
Espin 1892
NGC 2273B
Stein 591
OSS 72
30 min
STF 946 STF 923 rej
4 Lyn
+58°00'
15 Lyn
5 Lyn
Barnard 5
STF 936
STF 935
6 Lyn
Kruger 29
Argelander 13
STF 916
+56°00'
Camelopardalis
A 1318
h2338
STF 958
h2291
Espin 2617
h2350
δ
STF 908
07h 00m
06h 48m
Auriga
06h 36m
06h 24m
STF 876
06h 12m
06h 00m
Zone 40, Map 1
Normal Image
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+66°00'
NGC 2253
OSS 69
Milburn 1066
STF 812 rej
+65°00'
36 Cam
STF 857 rej
STF 882
+63°00'
+64°00'
STF 922
+62°00'
STF 878
STF 866
Lynx
+60°00'
+61°00'
8 Lyn
STF 887
40 Cam
Stein 591
4 Lyn
Espin 66
06h 32m
06h 24m
06h 16m
06h 08m
06h 00m
+59°00'
OSS 72
Zone 40, Map 1
Mirror Image
OSS 69
Milburn 1066
+66°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 780
STF 857 rej
Milburn 340
+65°00'
36 Cam
STF 812 rej
+64°00'
STF 882
+63°00'
Tycho 197
+62°00'
STF 878
STF 866
STF 887
40 Cam
+60°00'
+61°00'
Lynx
Stein 591
OSS 72
+59°00'
4 Lyn
Espin 66
06h 00m
06h 08m
06h 16m
06h 24m
5 Lyn
06h 32m
Zone 40, Map 2
Normal Image
+60°00'
+61°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 887
40 Cam
Stein 591
OSS 72
+59°00'
4 Lyn
Espin 66
+58°00'
5 Lyn
+57°00'
6 Lyn
Argelander 13
STF 916
+56°00'
Camelopardalis
A 1318
ξ
h2291
δ
Lynx
Delta Aur
STF 908
STF 876
06h 32m
06h 24m
06h 16m
06h 08m
06h 00m
+54°00'
Espin 2617
+55°00'
Auriga
Zone 40, Map 2
Mirror Image
+60°00'
+61°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
STF 887
40 Cam
Stein 591
OSS 72
+59°00'
4 Lyn
Espin 66
+57°00'
6 Lyn
+58°00'
5 Lyn
Argelander 13
+56°00'
Camelopardalis
A 1318
Delta Aur
δ
Espin 2617
Lynx
STF 908
STF 876
OS 120 rej
06h 00m
06h 08m
06h 16m
06h 24m
06h 32m
+54°00'
h2291
+55°00'
Auriga
Zone 40, Map 3
Normal Image
Milburn 1066
Milburn 1067
STF 882
+65°00'
NGC 2253
+66°00'
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+64°00'
STF 922
+63°00'
Milburn 1070
STF 1005 rej
+62°00'
STF 1006
+61°00'
8 Lyn
NGC 2273
Espin 1892
+60°00'
NGC 2273B
OSS 72
07h 04m
15 Lyn
06h 56m
06h 48m
STF 946
12 Lyn
06h 40m
STF 923 rej
+59°00'
14 Lyn
06h 32m
5 L06h 24m
Zone 40, Map 3
Mirror Image
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
Milburn 1066
+66°00'
NGC 2253
OSS 69
Milburn 1067
+65°00'
STF 857 rej
STF 882
+64°00'
STF 922
+63°00'
Milburn 1070
+62°00'
STF 878
+61°00'
8 Lyn
NGC 2273
Espin 1892
+60°00'
NGC 2273B
STF 887
OSS 72
4 Lyn
STF 923 rej
STF 946
14 Lyn
+59°00'
12 Lyn
5 Lyn
06h 24m
15 Lyn
06h 32m
06h 40m
06h 48m
06h 56m
07h 04m
Zone 40, Map 4
Normal Image
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+61°00'
8 Lyn
NGC 2273
Espin 1892
+60°00'
NGC 2273B
OSS 72
STF 923 rej
+59°00'
STF 946
12 Lyn
15 Lyn
5 Lyn
6 Lyn
STF 935
+57°00'
STF 936
Barnard 5
+58°00'
14 Lyn
Kruger 29
STF 916
+56°00'
STF 1002
h2338
+55°00'
STF 958
STF 1001
STF 908
Auriga
07h 04m
06h 56m
06h 48m
06h 40m
06h 32m
+54°00'
h2350
Zone 40, Map 4
Mirror Image
Sky charts generated by TheSky Software; used by permission of Software Bisque Inc.
+61°00'
8 Lyn
NGC 2273
Espin 1892
+60°00'
NGC 2273B
STF 887
OSS 72
4 Lyn
STF 923 rej
STF 946
14 Lyn
+59°00'
12 Lyn
5 Lyn
STF 936
STF 935 Barnard 5
Kruger 29
+57°00'
6 Lyn
+58°00'
15 Lyn
+56°00'
STF 916
h2338
+55°00'
STF 958
+54°00'
h2350
STF 908
Auriga
06h 32m
06h 40m
06h 48m
06h 56m
07h 04m
Zone 40
Index
28 Double Stars; 2 Galaxies
Flamsteed
h2338 ........................................................ 19
12 Lyn ...................................................... 20
14 Lyn ...................................................... 20
N
NGC 2273................................................ 13
NGC 2273B ............................................. 12
15 Lyn ....................................................... 21
4 Lyn .......................................................... 9
40 Cam ........................................................ 2
5 Lyn ........................................................... 7
6 Lyn ......................................................... 14
8 Lyn ........................................................ 10
O
OSS 72 ....................................................... 7
S
Stein 591 .................................................... 5
STF 866 ..................................................... 2
STF 878 ..................................................... 3
STF 882 ..................................................... 4
STF 887 ..................................................... 4
STF 916 ................................................... 14
STF 922 ................................................... 10
STF 923 rej .............................................. 15
STF 935 ................................................... 18
STF 936 ................................................... 19
STF 946 ................................................... 18
STF 958 ................................................... 16
A
A 1318........................................................ 6
Argelander 13............................................ 6
B
Barnard 5 ................................................. 16
E
Espin 1892 ............................................... 11
Espin 66 ..................................................... 5
H
h2291 .......................................................... 8
-1-
Zone 40
Zone 40, Map 1
Double Stars
Easy
40 Cam
Other name(s): Bpm 86; HD 42633; SAO 13772
Rating: 4 E
Position: 0616+6000
A
B
Magnitude
5.37
11.16
Separation PA
—
—
103.1 355 -
Year
—
1991
Spectra
K0 III
Colors
dY!
W
Notes:
1906: 103.5 @ 357. 5 measurements. The primary is an infra-red source.
May be an optical pair as Hipparcos shows distances of 499 and 358 light years.
Observations:
C8 at 104x.
STF 866
Other name(s): HD 43016; SAO 13792
Rating: 4 E
Position: 0618+6212
A
B
C
Magnitude
8.88
10.05
9.50
Separation
—
18.0 +
79.5 +
PA
—
195 +
268 +
Notes:
AB 1831: 17.8 @ 194. 13 measurements.
AC 1831: 78.8 @ 265. 10 measurements.
The stars all have different proper motions.
-2-
Year
—
1991
1957
Spectra
B9
Colors
W
W
W
Zone 40
Observations:
C8 at 104x. A 9.4m star is 15" S.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 5.30 inches.
Separation: AB = 7.21 miles; AC = 31.9 miles.
Distance (LY): 257
Total luminosity (Suns): 2.2
STF 878
Other name(s): ADS 4927; HD 43619; SAO 13812
Rating: 4 E
Position: 0621+6224
A
B
C
Magnitude
7.70
10.80
11.53
Separation
—
33.8 +!
119.4 +
PA
—
341 +
65 -
Year
—
1989
1991
Notes:
AB 1831: 16.2 @ 312. 11 measurements.
AC 1880: 112.8 @ 69. 6 measurements.
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 33.7 inches.
Separation: AB = 38.5 miles; AC = 136 miles.
Distance (LY): 730
Total luminosity (Suns): 43
-3-
Spectra
K5
Colors
Y!
W
?
Zone 40
STF 882
Other name(s): ADS 4974; HD 43960; SAO 13824
Rating: 5 E
Position: 0624+6455
A
B
C
Magnitude
8.35
11.04
10.79
Separation
—
3.8 +
118.0 -
PA
—
272 +
26 +
Year
—
1991
1991
Spectra
F5
Colors
W
No
?
Notes:
AB 1831: 3.5 @ 267. 5 measurements.
AC 1893: 119.1 @ 25. 5 measurements.
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 13.3 inches.
Separation: AB = 2.08 miles; AC = 64.6 miles.
Distance (LY): 351
Total luminosity (Suns): 6.38
Moderate
STF 887
Other name(s): Stein 598; HD 44150; SAO 13826
Rating: 5 M
Position: 0624+6006
A
B
Magnitude
10.50
12.40
Separation PA
—
—
9.3 176 +
Year
—
1922
Notes:
1905: 9.7 @ 172. 4 measurements.
Observations:
C11 at 115x. A 7m star is 1 min S.
Distance (LY): 431
Total luminosity (Suns): 1.07
-4-
Spectra
Colors
W
?
Zone 40
Zone 40, Map 2
Double Stars
Easy
Espin 66
Other name(s): ADS 5135; HD 39921
Rating: 4 E
Position: 0600+5853
A
B
Magnitude
9.31
10.06
Separation PA
—
—
12.0 49 +
Year
—
1991
Spectra
A0
Colors
W
O?
Notes:
1909: 12.1 @ 47. 3 measurements.
Hipparcos gives discordant distances: 112 and 66 light years.
Observations:
C11 at 115x.
Stein 591
Rating: 5 E
Position: 0611+5955
A
B
Magnitude
10.60
11.90
Separation PA
—
—
14.0 +
245 +
Year
—
1911
Notes:
1905: 13.4 @ 244. 2 measurements.
Observations:
C11 at 115x.
Distance (LY): 25
Total luminosity (Suns): 0.004
-5-
Spectra
Colors
W
W
Zone 40
A 1318
Other name(s): ADS 4772; HD 237470; SAO 25612
Rating: 4 E
Position: 0612+5611
A
B
Magnitude
9.03
11.00
Separation PA
—
—
3.5 36 +
Year
—
1986
Spectra
G5
Colors
Y
W
Notes:
1906: 4.0 @ 20. 5 measurements.
Observations:
C11 at 115x.
Argelander 13
Other name(s): ADS 4761; HD 41963; SAO 25611
Rating: 3 E
Position: 0612+5701
A
B
Magnitude
8.46
9.65
Separation PA
—
—
22.1 270 +!
Year
—
1991
Notes:
1881: 25.2 @ 250. 16 measurements.
Observations:
C8 at 83x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 15.4 inches.
Separation: AB = 19.0 miles.
Distance (LY): 550
Total luminosity (Suns): 14
-6-
Spectra
F8
Colors
Y
O
Zone 40
OSS 72
Other name(s): HD 44271; SAO 25709
Rating: 5 E
Position: 0625+5940
A
B
C
Magnitude
7.46
10.17
7.56
Separation
—
46.0 +
134.0 -
PA
—
304 +
323 +
Year
—
1986
1996
Spectra
K0
A3
Colors
yO
?
W
Notes:
AB 1874: 43.5 @ 300. 6 measurements.
AC 1874: 134.4 @ 322. 5 measurements.
Hipparcos/Tycho data show different distances for these stars (A: 371 and C: 510
light years); they may be optical.
Observations:
C8 at 104x. It lies at the center of a 3-star 8m chain. The B star is not part of the
system.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 23.5 inches; C = 7.19 inches.
Separation: AB = 26.6 miles; AC = 77.6 miles.
Distance (LY): 371
Total luminosity (Suns): 22
5 Lyn
Other name(s): South 514; ADS 5036; HD 44708; SAO 25733
Rating: 4 E
Position: 0627+5824
A
B
C
Magnitude
5.21
9.80
7.90
Separation
—
31.4 +
95.5 -
PA
—
140 +
272 -
-7-
Year
—
1961
1991
Spectra
K4 III
Colors
dD!!
?
?
Zone 40
Notes:
AB 1879: 30.3 @ 139. 5 measurements. Star A is a spectroscopic binary and an
infra-red source.
AC 1879: 95.9 @ 273. 18 measurements.
Observations:
C8 at 104x. A four-star chain of 8m stars lies to the NW.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 53.4 inches.
Separation: AB = 33.3 miles; AC = 101 miles.
Distance (LY): 680
Total luminosity (Suns): 314
Moderate
h2291
Other name(s): ADS 4724; HD 237468; SAO 25596
Rating: 4 M
Position: 0610+5505
A
B
Magnitude
10.37
10.70
Separation PA
—
—
2.7 333 -
Notes:
1909: 2.9 @ 335. 3 measurements.
Observations:
C11 at 193x.
-8-
Year
—
1991
Spectra
G0
Colors
Y
W
Zone 40
Difficult
4 Lyn
Other name(s): STF 881; ADS 4950; HD 43812; SAO 25678
Rating: 5 D
Position: 0622+5922
A
B
C
D
Magnitude
6.43
7.52
12.90
11.00
Separation
—
0.8 =
26.4 +
100.1 -
PA
—
140 +
96 =
Year
—
1997
1935
356 =
Spectra
A2 V
1908
Notes:
AB 1830: 0.8 @ 89. Over 100 measurements.
AC 1908: 26.1 @ 96. 3 measurements.
AD 1879: 100.4 @ 356. 2 measurements.
Observations:
C8 at 280x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 8.40 inches.
Separation: AB = 2,746 feet; AC = 17.4 miles; AD = 65.9 miles.
Distance (LY): 422
Total luminosity (Suns): 60.096
-9-
Colors
Y
B
?
?
Zone 40
Zone 40, Map 3
Double Stars
Easy
8 Lyn
Other name(s): OS 563; HD 46480; SAO 13897
Rating: 5 E
Position: 0638+6129
A
B
Magnitude
5.94
9.10
Separation PA
—
—
177.7 +!! 76 -
Year
—
1989
Spectra
G0 IV
Colors
Y
W
Notes:
1850: 143.5 @ 85. 7 measurements.
Observations:
C8 at 104x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 8.55 inches.
Separation: AB = 48.0 miles.
Distance (LY): 173
Total luminosity (Suns): 9.1
Moderate
STF 922
Other name(s): ADS 5236; HD 46463; SAO 13901
Rating: 3 M
Position: 0638+6444
A
B
C
Magnitude
7.61
11.19
10.80
Separation
—
10.6 +
24.8 -
PA
—
136 =
9+
- 10 -
Year
—
1991
1987
Spectra
F5 V
Colors
W
?
bW
Zone 40
Notes:
AB 1831: 10.3 @ 136. 13 measurements.
AC 1831: 26.2 @ 1. 11 measurements.
Observations:
C8 at 83x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 4.35 inches.
Separation: AB = 3.73 miles; AC = 8.74 miles.
Distance (LY): 226
Total luminosity (Suns): 4.4
Espin 1892
Other name(s): ADS 5546
Rating: 5 M
Position: 0656+6030
A
B
Magnitude
9.96
10.80
Separation PA
—
—
8.0 +
288 +
Year
—
1993
Notes:
1904: 7.7 @ 283. 3 measurements.
Observations:
C11 at 115x.
Distance (LY): 181
Total luminosity (Suns): 0.40
- 11 -
Spectra
Colors
W
O?
Zone 40
Deep Sky Objects
Moderate
NGC 2273B
Rating: 4 M
Position: 0646+6020
Type : Gal
Surface brightness: 13.6
Class: SBd
Dimensions: 2.5' x 1.5'
Magnitude : 12.5
PA: 55
Notes:
Asymetric very broad knotty arms, diffuse broad very faint arm north.
NGC 2273B
Galaxy (SBd)
C11 at 140x
Dec. 25, 2003
- 12 -
Zone 40
NGC 2273
Rating: 5 M
Position: 0650+6050
Type : Gal
Surface brightness: 13.7
Class: SAB(s)cd
Dimensions: 3.6' x 2.4'
Magnitude : 11.7
PA: 50
Notes:
This is a Seyfert galaxy.
Observations:
C8 at 104x. Large, dim, no features. I had to use tube movement with averted vision
to find it. Once found, it was easy to see.
- 13 -
Zone 40
Zone 40, Map 4
Double Stars
Easy
6 Lyn
Other name(s): OS 562; HD 45410; SAO 25771
Rating: 4 E
Position: 0631+5810
A
B
Magnitude
5.88
9.10
Separation PA
—
—
170.4 109 -
Year
—
1989
Spectra
G5 IV
Colors
Y!
W
Notes:
1851: 188.1 @ 122. 6 measurements.
Observations:
C8 at 104x. Moderate field.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 9.00 inches.
Separation: AB = 49.5 miles.
Distance (LY): 186
Total luminosity (Suns): 10.6
STF 916
Other name(s): ADS 5177; HD 46003
Rating: 4 E
Position: 0634+5639
A
B
C
Magnitude
9.50
10.60
10.60
Separation
—
9.5 +
56.9 +
PA
—
254 +
337 =
Notes:
AB 1829: 9.1 @ 251. 12 measurements.
- 14 -
Year
—
1989
1956
Spectra
A3
Colors
W
?
?
Zone 40
AC 1880: 56.1 @ 337. 6 measurements.
Observations:
C8 at 104x. It lies in a very rich but faint field.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 8.06 inches.
Separation: AB = 2,957 feet; AC = 3.37 miles.
Distance (LY): 38
Total luminosity (Suns): 0.04
STF 923 rej
Other name(s): Hipparcos 916 (BC); HD 46607; SAO 25844
Rating: 4 E
Position: 0638+5927
A
B
C
BC
Magnitude
7.46
10.78
11.25
Separation PA
—
—
32.4 +
144 0.2
13
Year
—
1991
1991
Spectra
G8 III
Colors
yW
?
No
Notes:
AB 1895: 29.8 @ 147. 7 measurements. Hipparcos/Tycho data show different
distances for these stars; they may be optical. The stars have different proper motions.
BC 1 measurement.
Observations:
C8 at 83x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 43.5 inches.
Separation: AB = 31.9 miles; BC = 1,039 feet.
Distance (LY): 630
Total luminosity (Suns): 31
- 15 -
Zone 40
Barnard 5
Other name(s): ADS 5360; HD 47860; SAO 25913
Rating: 5 E
Position: 0644+5756
A
B
C
Magnitude
9.55
11.67
11.20
Separation
—
86
0.8
PA
—
195
316
Year
—
1898
Spectra
A2
Colors
W
?
No
Notes:
AB 1912: 1.0 @ 304. 6 measurements.
AC 1912: 24.5 @ 361. 1 measurement.
Observations:
C11 at 115x.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 7.71 inches.
Separation: AB = 37.44 miles; AC = 1,795 feet.
Distance (LY): 279
Total luminosity (Suns): 1.71
STF 958
Other name(s): ADS 5436; HD 48767; SAO 25963
Rating: 1 E
Position: 0648+5542
A
B
C
Magnitude
5.54
5.57
11.20
Separation
—
4.2 175.3
PA
—
257 +
268
Year
—
1998
1990
Spectra
F5 V
F6 V
Colors
Y
R
?
Notes:
AB 1821: 5.1 @ 256. 88 measurements. Star B is a spectroscopic binary. The A
star has variable proper motion!
AC 1 measurement.
- 16 -
Zone 40
Observations:
C8 at 206x. Webb saw them as W and Y.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 4.35 inches; B = 11.4 inches.
Separation: AB = 1.00 miles; AC = 41.9 miles.
Distance (LY): 153
Total luminosity (Suns): 15.5
STF 958
Double Star
C11 at 98x
Dec. 25, 2003
- 17 -
Zone 40
Moderate
STF 935
Other name(s): ADS 5257; HD 46862; SAO 25861
Rating: 3 M
Position: 0640+5806
A
B
Magnitude
8.64
9.25
Separation PA
—
—
3.6 +
324 +
Year
—
1992
Spectra
G5
Colors
yW
O
Notes:
1829: 3.4 @ 322. 25 measurements.
Observations:
C8 at 280x.
STF 946
Other name(s): ADS 5368; HD 47977; SAO 25925
Rating: 4 M
Position: 0645+5927
A
B
Magnitude
7.07
8.95
Separation PA
—
—
4.0 130 -
Year
—
1991
Notes:
1830: 4.2 @ 134. 63 measurements.
Observations:
C8 at 206x. Webb saw them as W and B.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 12.3 inches.
Separation: AB = 2.15 miles.
Distance (LY): 346
Total luminosity (Suns): 15
- 18 -
Spectra
F5
Colors
G
?
Zone 40
h2338
Other name(s): HD 237547
Rating: 5 M
Position: 0649+5557
A
B
Magnitude
9.56
11.80
Separation PA
—
—
19.6 260 +
Year
—
1987
Spectra
K2
Colors
Y
?
Notes:
1909: 19.8 @ 256. 3 measurements.
Observations:
C11 at 115x. The stunning pair STF 958 is 6 min S.
Difficult
STF 936
Other name(s): ADS 5276; HD 46963; SAO 25831
Rating: 5 D
Position: 0640+5806
A
B
Magnitude
7.28
9.13
Separation PA
—
—
1.4 282 +!
Year
—
1992
Notes:
1831: 1.6 @ 255. 33 measurements.
Observations:
C8 at 697x Elongated. Webb saw them as Y and B.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 18.5 inches.
Separation: AB = 2.31 miles.
Distance (LY): 1,060
Total luminosity (Suns): 235
- 19 -
Spectra
G5
Colors
W
W
Zone 40
12 Lyn
Other name(s): STF 948; ADS 5400; HD 48250; SAO 25939
Rating: 2 D
Position: 0646+5927
A
B
C
D
Magnitude
5.40
6.04
7.33
10.60
Separation
—
1.8 +
8.9 +
172.9 +
PA
—
73 310 +
257 +
Year
—
1999
1998
1910
Spectra
A2 V
A2 V
Colors
Y
R
R
W?
Notes:
The orbital period of AB is 699 years (Brosche, 1957).
AB 1828: 1.4 @ 156. 1914 (Phillips): 1.6 @ 112. Over 100 measurements.
AC 1831: 8.7 @ 304. 1914 (Phillips): 8.5 @ 306. Over 100 measurements. A and
C have different proper motions.
Observations:
C8 at 206x. Some observers report all three as W; others see Y, B and B, or bW and
rO. Webb saw them as gW, gW and B. Hunt saw Y, Y and R.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 8.40 inches; B = 8.40 inches.
Separation: AB = 3,379 feet; AC = 3.18 miles; AD = 61.8 miles.
Distance (LY): 229
Total luminosity (Suns): 50.7
14 Lyn
Other name(s): STF 963; HD 49618; SAO 26012
Rating: 5 D
Position: 0653+5926
A
C
Magnitude
5.70
11.10
Separation PA
—
—
181
122
Observations:
C8 at 104x. Webb saw them as D and V.
- 20 -
Year
—
1879
Spectra
F5
Colors
W?
?
Zone 40
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 11.0 inches.
Separation: AB = 125 miles.
Distance (LY): 441
Total luminosity (Suns): 82
15 Lyn
Other name(s): OS 159; ADS 5586; HD 50522; SAO 26051
Rating: 5 D
Position: 0657+5825
A
B
C
D
Magnitude
4.80
5.90
12.40
8.90
Separation
—
0.3 +
29.0 +
197.4 -
PA
—
221 346 -!!
167 =
Year
—
1998
1924
1924
Spectra
G5 III
Colors
Y
W
?
W
Notes:
The primary is an infra-red source.
AB 1843: 0.2 @ 339. 910 (Storey): 0.9 @ 15. Over 100 measurements. Orbit
computed; period is 210 years; semi-major axis is 1.03". Motion direct.
AC 1878 (Burnham): 23.6 @ 31. 4 measurements.
AD 1850: 206.6 @ 167. 5 measurements. A and D have proper motions in the same
direction, but very different values.
Observations:
C8 at 697x. Elongated. Webb saw them as Y and D.
Scale model (in which the Sun is the size of a baseball):
Diameter: A = 39.0 inches.
Separation: AB = 370 feet; AC = 7.69 miles; AD = 52.4 miles.
Distance (LY): 170
Total luminosity (Suns): 37.9
- 21 -
Zone 40
Zone 40 Mini-Catalog
Double Stars
Star
Designation
Position
Rating
Map
STF 958
0648+5542
1E
4
Argelander 13
0612+5701
3E
2
Espin 66
0600+5853
4E
2
A 1318
0612+5611
4E
2
40 Cam
0616+6000
4E
1
STF 866
0618+6212
4E
1
STF 878
0621+6224
4E
1
5 Lyn
0627+5824
4E
2
6 Lyn
0631+5810
4E
4
STF 916
0634+5639
4E
4
STF 923 rej
0638+5927
4E
4
Stein 591
0611+5955
5E
2
STF 882
0624+6455
5E
1
OSS 72
0625+5940
5E
2
8 Lyn
0638+6129
5E
3
Barnard 5
0644+5756
5E
4
STF 922
0638+6444
3M
3
STF 935
0640+5806
3M
4
Component
A
B
C
A
B
A
B
A
B
A
B
A
B
C
A
B
C
A
B
C
A
B
A
B
C
A
B
C
BC
A
B
A
B
C
A
B
C
A
B
A
B
C
A
B
C
A
B
- 22 -
Specifications
Mag
Sep from A
5.54
—
5.57
4.2 11.20
175.3
8.46
—
9.65
22.1 9.31
—
10.06
12.0 9.03
—
11.00
3.5 5.37
—
11.16
103.1 8.88
—
10.05
18.0 +
9.50
79.5 +
7.70
—
10.80
33.8 +!
11.53
119.4 +
5.21
—
9.80
31.4 +
7.90
95.5 5.88
—
9.10
170.4 9.50
—
10.60
9.5 +
10.60
56.9 +
7.46
—
10.78
32.4 +
11.25
0.2
10.60
—
11.90
14.0 +
8.35
—
11.04
3.8 +
10.79
118.0 7.46
—
10.17
46.0 +
7.56
134.0 5.94
—
9.10
177.7 +!!
9.55
—
11.67
86
11.20
0.8
7.61
—
11.19
10.6 +
10.80
24.8 8.64
—
9.25
3.6 +
PA from A
—
257 +
175.3
—
270 +!
—
49 +
—
36 +
—
355 —
195 +
79.5 +
—
341 +
119.4 +
—
140 +
95.5 —
109 —
254 +
56.9 +
—
144 13
—
245 +
—
272 +
118.0 —
304 +
134.0 —
76 —
195
0.8
—
136 =
24.8 —
324 +
Zone 40
Star
Designation
Position
Rating
Map
h2291
0610+5505
4M
2
STF 946
0645+5927
4M
4
STF 887
0624+6006
5M
1
h2338
0649+5557
5M
4
Espin 1892
0656+6030
5M
3
12 Lyn
0646+5927
2D
4
4 Lyn
0622+5922
5D
2
STF 936
0640+5806
5D
4
14 Lyn
0653+5926
5D
4
15 Lyn
0657+5825
5D
4
Component
A
B
A
B
A
B
A
B
A
B
A
B
C
D
A
B
C
D
A
B
A
B
A
B
C
D
Specifications
Mag
Sep from A
10.37
—
10.70
2.7 7.07
—
8.95
4.0 10.50
—
12.40
9.3 9.56
—
11.80
19.6 9.96
—
10.80
8.0 +
5.40
—
6.04
1.8 +
7.33
8.9 +
10.60
172.9 +
6.43
—
7.52
0.8 =
12.90
26.4 +
11.00
100.1 7.28
—
9.13
1.4 5.70
—
11.10
181
4.80
—
5.90
0.3 +
12.40
29.0 +
8.90
197.4 -
PA from A
—
333 —
130 —
176 +
—
260 +
—
288 +
—
73 8.9 +
172.9 +
—
140 +
26.4 +
100.1 —
282 +!
—
181
—
221 29.0 +
197.4 -
Deep Sky Objects
Object
NGC 2273
NGC 2273B
Position
0650+6050
0646+6020
Rating
5M
TBD
Map
3
3
Type
Gal (SAB(s)cd)
Gal (SBd)
- 23 -
Specifications
Mag
Surface Br
11.7
13.7
12.5
13.6
Population