+66°00' Zone 39, Master Map Zone Master, Normal View, 10 deg FOV 36 Cam STF 780 STF 812 rej Milburn 397 Milburn 339 Milburn 340 +64°00' STF 659 STF 676 Bur 1398 Tycho 197 STF 720 Stein 575 STF 633 STF 677 STF 618 STF 617 STF 656 e Hussey 1098 +62°00' c Espin 171 Stein 552 β Beta Cam +60°00' STF 3115 Stein 561 Espin 66 STF 625 +58°00' 11 Cam STF 690 A 1310 ξ f d h2269 Stein 2108 Auriga A Kruger 26 NGC 2013 A 1567 STF 635 A 1304 h2279 δ +56°00' 29 Cam STF 711 Delta Aur Espin 889 Espin 888 A. G. 316 06h 00m OS 120 rej 05h 48m 05h 36m 05h 24m Espin 2610 05h 12m 05h 00m Zone 39, Map 1 Normal Image Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. Alpha Cam +66°00' α +65°00' Milburn 397 STF 659 STF 676 +64°00' Bur 1398 STF 720 STF 633 Stein 575 +63°00' STF 677 STF 618 STF 656 STF 617 +62°00' Espin 171 +61°00' Hussey 1098 Stein 552 Beta Cam +60°00' β +59°00' Stein 561 11 Cam STF 625 05h 36m 05h 28m 05h 20m 05h 12m 05h 04m 04h 56m Zone 39, Map 1 Mirror Image Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. Alpha Cam +66°00' α +65°00' Milburn 397 STF 659 STF 676 +64°00' Bur 1398 STF 633 +63°00' STF 677 STF 656 STF 618 STF 617 +62°00' Espin 171 +61°00' Hussey 1098 Stein 552 STF 600 rej +60°00' Beta Cam β +59°00' Stein 561 11 Cam STF 625 04h 56m 05h 04m 05h 12m 05h 20m 05h 28m 05h 36m Zone 39, Map 2 Normal Image Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. +61°00' Hussey 1098 Stein 552 Beta Cam +60°00' β +59°00' Stein 561 +58°00' 11 Cam STF 625 +57°00' STF 690 Auriga STF 635 A 1304 STF 711 Espin 888 +54°00' Espin 889 A. G. 84 +55°00' A Kruger 26 +56°00' Kruger 25 h2258 05h 28m 05h 20m Espin 2610 05h 12m 05h 04m 04h 56m Zone 39, Map 2 Mirror Image Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. +61°00' Hussey 1098 Stein 552 STF 600 rej +60°00' Beta Cam β +59°00' Stein 561 11 Cam +58°00' STF 625 +57°00' STF 690 Auriga A Kruger 26 +55°00' 5 Cam STF 635 A. G. 84 +56°00' Kruger 25 A 1304 Espin 889 +54°00' Espin 888 7 Cam Espin 2610 04h 56m 05h 04m 05h 12m 05h 20m h2258 05h 28m Zone 39, Map 3 Normal Image +66°00' Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. STF 780 Milburn 340 +65°00' STF 812 rej Milburn 339 STF 676 +64°00' Bur 1398 Tycho 197 STF 677 +63°00' STF 720 Stein 575 STF 3115 +59°00' +60°00' +61°00' +62°00' Espin 171 Espin 66 06h 00m 05h 52m 05h 44m 05h 36m 05h 28m Zone 39, Map 3 Mirror Image +66°00' Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. +65°00' STF 780 STF 812 rej Milburn 339 STF 659 Milburn 340 STF 676 +64°00' Bur 1398 Tycho 197 STF 677 STF 656 +63°00' STF 720 Stein 575 STF 3115 Espin 66 05h 28m 05h 36m 05h 44m 05h 52m 06h 00m +59°00' +60°00' +61°00' +62°00' Espin 171 Zone 39, Map 4 Normal Image Espin 66 +57°00' STF 690 +58°00' +59°00' +60°00' +61°00' Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. 29 Cam h2269 A 1310 +56°00' Stein 2108 NGC 2013 A 1567 +55°00' ξ h2279 STF 711 Delta Aur +54°00' δ A. G. 316 06h 00m OS 120 rej 05h 52m 05h 44m Engelmann 22 05h 36m 05h 28m Zone 39, Map 4 Mirror Image +58°00' Espin 66 +59°00' +60°00' +61°00' Sky charts generated by TheSky Software; used by permission of Software Bisque Inc. +57°00' STF 690 29 Cam h2269 NGC 2013 ξ +55°00' A 1567 +56°00' A 1310 Stein 2108 h2279 δ Delta Aur A. G. 316 05h 28m 05h 36m Engelmann 22 05h 44m 05h 52m OS 120 rej 06h 00m +54°00' STF 711 Zone 39 Index 27 Double Stars, 1 Open Cluster Flamsteed N 11 Cam ...................................................... 10 29 Cam ..................................................... 17 NGC 2013................................................ 18 S A Stein 2108 ................................................ 16 Stein 552 .................................................... 4 Stein 561 .................................................. 11 Stein 575 .................................................. 13 STF 3115 ................................................. 15 STF 617 ..................................................... 2 STF 618 ..................................................... 2 STF 625 ................................................... 10 STF 633 ..................................................... 4 STF 656 ..................................................... 6 STF 659 ..................................................... 5 STF 676 ..................................................... 7 STF 677 ..................................................... 8 STF 690 ................................................... 12 STF 720 ................................................... 13 A 1310...................................................... 17 A 1567...................................................... 18 A Kruger 26............................................. 12 B Beta Cam ................................................... 3 Bur 1398 .................................................... 6 E Espin 171 ................................................... 5 H h2269 ........................................................ 16 Hussey 1098 .............................................. 7 M T Milburn 340 ............................................. 14 Tycho 197 ................................................ 14 -1- Zone 39 Zone 39, Map 1 Double Stars Easy STF 618 Other name(s): Luyten 889; HD 31865; SAO 13348 Rating: 3 E Position: 0503+6305 A B C BC Magnitude 7.93 7.63 12.10 Separation PA — — 32.9 + 211 91.6 + 185 + Year — 1995 Spectra G0 G0 Colors W W yW 1925 Notes: AB 1831: 32.2 @ 212. 27 measurements. The stars have different proper motions. BC 1909: 87.1 @ 184. 2 measurements. Observations: C8 at 104x. This pair presents a pleasant view. Note the pair of 9m stars about 10" apart some 8 min S. Scale model (in which the Sun is the size of a baseball): Diameter: A = 16.8 inches; B = 16.5 inches. Separation: AB = 5.23 miles; BC = 14.6 miles. Distance (LY): 102 Total luminosity (Suns): 1.311 STF 617 Other name(s): ADS 3611; SAO 13346 Rating: 4 E Position: 0503+6300 A B Magnitude 9.24 9.82 Separation PA — — 12.6 + 122 + -2- Year — 1991 Spectra F8 Colors W W Zone 39 Notes: 1831: 12.4 @ 121. 19 measurements. Hipparcos/Tycho data show different distances for these stars; they may be optical. However, the stars show similar proper motion. Observations: C8 at 104x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 16.1 inches. Separation: AB = 3.30 miles. Distance (LY): 168 Total luminosity (Suns): 0.8 Beta Cam Rating: 2 E Other name(s): 10 Cam; Espin 58 (b); OSS 57; South 459; ADS 3615; HD 31910; SAO 13351 Position: 0503+6027 A B C BC Magnitude 4.12 7.44 12.40 Separation PA — — 82.4 + 209 + 14.7 - 168 = Year — 1994 Spectra G0 Ib A5 Colors Y! dB! ? 1919 Notes: AB 1825: 80.3 @ 208. 21 measurements. The primary is an infra-red source. Similar proper motion. BC 1892 (Burnham): 14.8 @ 168. 3 measurements. This system shares the same proper motion as 11 Cam and 15 Cam. Observations: C8 at 104x. Star C is very difficult. A dark nebula lurks behind Beta, so the field is very bleak. Webb saw them as Y and W? Franks saw them as Y! and B. Scale model (in which the Sun is the size of a baseball): Diameter: A = 25.0 feet! Separation: AB = 129 miles; BC = 23.0 miles. -3- Zone 39 Distance (LY): 1,000 Total luminosity (Suns): 2,032 Stein 552 Rating: 3 E Position: 0508+6112 A B Magnitude 10.13 10.25 Separation PA — — 11.8 42 + Year — 1991 Spectra Colors W W Notes: 1901: 12.1 @ 39. 6 measurements. Hipparcos gives discordant distances: 67 light years to A, 317 to B. Observations: C11 at 115x. STF 633 Other name(s): ADS 3723; HD 32893; SAO 13394 Rating: 4 E Position: 0511+6335 A B Magnitude 6.74 10.71 Separation PA — — 11.8 342 = Year — 1991 Notes: 1831: 12.3 @ 342. 8 measurements. Observations: C8 at 104x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 10.6 inches. Separation: AB = 5.16 miles. Distance (LY): 280 Total luminosity (Suns): 14.7 -4- Spectra F0 IV? Colors Y ? Zone 39 STF 659 Other name(s): ADS 3902; SAO 13464 Rating: 3 E Position: 0522+6454 A B Magnitude 9.47 10.36 Separation PA — — 5.5 315 + Year — 1992 Spectra F2 V? Colors W yW Notes: 1831: 5.6 @ 314. 12 measurements. Observations: C11 at 115x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 12.6 inches. Separation: AB = 7.38 miles. Distance (LY): 860 Total luminosity (Suns): 13.6 Espin 171 Other name(s): ADS 4055; SAO 13512 Rating: 4 E Position: 0530+6242 A B Magnitude 8.85 10.60 Separation PA — — 2.9 241 + Year — 1975 Notes: 1904: 3.0 @ 240. 7 measurements. Observations: C11 at 115x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 17.8 inches. Separation: AB = 21.1 miles. -5- Spectra G0 Colors Y R Zone 39 Distance (LY): 4,660 Total luminosity (Suns): 590 Bur 1398 Other name(s): HD 35759; SAO 13524 Rating: 5 E Position: 0532+6419 A B Magnitude 7.74 10.76 Separation PA — — 143 = 49 = Year — 1921 Spectra G0 Colors yW ? Notes: 1913: 143 @ 49. 2 measurements. Hipparcos gives discordant distances: 256 light years and 1,090. Observations: C11 at 115x. Moderate STF 656 Other name(s): ADS 3889; HD 34277; SAO 13462 Rating: 5 M Position: 0521+6310 A B Magnitude 8.42 9.97 Separation PA — — 2.8 + 212 - Year — 1991 Notes: 1831: 2.6 @ 217. 12 measurements. Observations: C8 at 280x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 5.80 inches. Separation: AB = 8.74 miles. Distance (LY): 2,000 Total luminosity (Suns): 135 -6- Spectra A0 IV? Colors W W Zone 39 Difficult Hussey 1098 Other name(s): ADS 3743; HD 33150; SAO 13404 Rating: 3 D Position: 0512+6127 A B Magnitude 9.26 9.50 Separation PA — — 1.0 + 117 + Year — 1991 Spectra A0 Colors W W Notes: 1904: 0.9 @ 111. 9 measurements. Observations: C11 at 634x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 6.59 inches. Separation: AB = 4,594 feet. Distance (LY): 560 Total luminosity (Suns): 8.73 STF 676 Other name(s): ADS 3955; HD 34804; SAO 13481 Rating: 2 D Position: 0525+6444 A B Magnitude 7.64 8.41 Separation PA — — 1.4 + 269 - Notes: 1831: 0.8 @ 282. 36 measurements. Observations: C11 at 634x. -7- Year — 1995 Spectra F8 III? Colors W W Zone 39 Scale model (in which the Sun is the size of a baseball): Diameter: A = 11.3 inches. Separation: AB = 2.64 miles. Distance (LY): 1,210 Total luminosity (Suns): 150 STF 677 Other name(s): ADS 3956; HD 34839; SAO 13482 Rating: 2 D Position: 0525+6323 A B Magnitude 7.32 7.98 Separation PA — — 1.0 132 + Year — 1999 Spectra G0 V? Colors yW W Notes: 1831: 1.7 @ 281. Over 100 measurements. Orbit calculated. Period is 340years, semi-major axis of 1.50", motion retrograde. Observations: C11 at 634x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 15.0 inches. Separation: AB = 1,214 feet. Distance (LY): 149 Total luminosity (Suns): 3.16 See the sketch on the next page. -8- Zone 39 Σ677 Double star Observed with C11 on 11/28/03 Magnification: 654x -9- Zone 39 Zone 39, Map 2 Double Stars Easy STF 625 Other name(s): A 1020 (C); ADS 3634; HD 32142; SAO 24989 Rating: 3 E Position: 0505+5852 A B C Magnitude 8.60 10.41 11.05 Separation — 4.8 + 0.4 + PA — 114 214 - Year — 1992 1991 Spectra G5 IV? Colors O W No Notes: AB 1831: 4.4 @ 115. 14 measurements. BC 1905: 0.3 @ 227. 4 measurements. Observations: C11 at 115x. Scale model (in which the Sun is the size of a baseball): Diameter: A = 16.3 inches. Separation: AB = 3.49 miles; BC = 1,531 feet. Distance (LY): 466 Total luminosity (Suns): 7.6 11 Cam Rating: 3 E Other name(s): SI 13; B = 12 Cam; BV Cam; HD 32343; SAO 25001 Position: 0506+5858 A B C Magnitude 5.30 6.40 10.80 Separation — 180 173 PA — 8 18 - 10 - Year — 1924 Spectra B3 V Colors Y W Zone 39 Notes: This star forms a group with Beta Cam and 15 Cam. It is a fast-spinning (131 kps), unstable Be star seen pole-on. The companions are optical but show similar proper motion. B is a spectroscopic binary. Observations: C8 at 104x. 104x. Some note B and R for colors. Webb saw them as B and Y! or R, and later as Y and rW. "Fine field," he wrote. It easily dominates the field. Scale model (in which the Sun is the size of a baseball): Diameter: A = 9.00 inches. Separation: AB = 188 miles; AC = 181 miles. Distance (LY): 670 Total luminosity (Suns): 270 Stein 561 Other name(s): HD 33925; SAO 25109 Rating: 4 E Position: 0517+5928 A B Magnitude 9.59 10.35 Separation PA — — 14.9 + 271 + Year — 1991 Spectra A3 Colors W W Notes: 1920: 14.8 @ 267. 5 measurements. Hipparcos gives discordant distances: 120 and 88 light years. Observations: C11 at 115x. - 11 - Zone 39 A Kruger 26 Other name(s): HD 237379; SAO 25142 Rating: 4 E Position: 0522+5556 A B Magnitude 10.57 10.91 Separation PA — — 9.1 74 + Year — 1991 Spectra A5 Colors W W Notes: 1890: 9.8 @ 71. 12 measurements. Observations: C11 at 115x. STF 690 Other name(s): HD 237390; SAO 25196 Rating: 4 E Position: 0527+5748 A B Magnitude 9.90 10.45 Separation PA — — 22.5 + 14 + Year — 1991 Spectra F8 Colors W W Notes: 1830: 19.1 @ 10. 13 measurements. Hipparcos gives discordant distances: 206 and 39 light years. Different proper motions. Observations: C11 at 115x. - 12 - Zone 39 Zone 39, Map 3 Double Stars Easy STF 720 Other name(s): ADS 4167; SAO 13546 Rating: 4 E Position: 0537+6331 A B Magnitude 8.51 10.05 Separation PA — — 6.2 + 168 + Year — 1991 Spectra K5 III? Colors O yO Notes: 1831: 6.1 @ 166. 12 measurements. Observations: C8 at 104x. Rich field. Scale model (in which the Sun is the size of a baseball): Diameter: A = 36.0 inches. Separation: AB = 12.6 miles. Distance (LY): 1,300 Total luminosity (Suns): 112 Stein 575 Rating: 5 E Position: 0538+6314 A B Magnitude 11.40 11.70 Separation PA — — 8.2 242 + - 13 - Year — 1908 Spectra Colors W W Zone 39 Notes: 1908: 9.5 @ 216. 2 measurements. Observations: C11 at 115x. Tycho 197 Other name(s): SAO 13616 Rating: 2 E Position: 0549+6342 A B Magnitude 9.43 9.62 Separation PA — — 4.2 258 Year — 1991 Spectra Colors W W Notes: 1 measurement. Observations: C11 at 115x. Distance (LY): 281 Total luminosity (Suns): 1.92 Milburn 340 Other name(s): ADS 4393 Rating: 4 E Position: 0551+6456 A B C Magnitude 10.25 9.90 11.96 Separation — 5.8 35.0 PA — 171 172 Notes: AB 1908: 6.0 @ 174. 3 measurements. AC 1 measurement. - 14 - Year — 1991 1924 Spectra M0 Colors Y No bW Zone 39 Observations: C8 at 104x. A 9m star lies 1 min N. Difficult STF 3115 Other name(s): ADS 4376; HD 38284; SAO 13618 Rating: 5 D Position: 0549+6249 A B Magnitude 6.58 7.55 Separation PA — — 0.7 351 - Year — 1994 Spectra A4 V Notes: 1831: 1.7 @ 36. 71 measurements. The primary rotates at 125 kps. Observations: C8 at 516x. Notched. Webb saw them as W and yW. Scale model (in which the Sun is the size of a baseball): Diameter: A = 5.13 inches. Separation: AB = 2,376 feet. Distance (LY): 412 Total luminosity (Suns): 57 - 15 - Colors Y Y Zone 39 Zone 39, Map 4 Double Stars Easy h2269 Other name(s): HD 237404; SAO 25275 Rating: 4 E Position: 0536+5641 A B Magnitude 9.46 10.91 Separation PA — — 34.2 219 + Year — 1985 Spectra B9 Colors W O Notes: 1908: 34.6 @ 218. 5 measurements. The Tycho-2 Catalogue indicates a single star entry. Observations: C8 at 104x. Two 8.5m stars make a large triangle with it. Scale model (in which the Sun is the size of a baseball): Diameter: A = 5.47 inches. Separation: AB = 12.9 miles. Distance (LY): 242 Total luminosity (Suns): 0.9 Stein 2108 Rating: 4 E Position: 0546+5623 A B Magnitude 10.46 10.84 Separation PA — — 11.0 139 - - 16 - Year — 1991 Spectra Colors yO W Zone 39 Notes: 1911: 11.3 @ 140. 5 measurements. Hipparcos gives discordant distances: 85 and 101 light years. Observations: C11 at 115x. A 1310 Other name(s): ADS 4348; HD 237419; SAO 25369 Rating: 3 E Position: 0547+5630 A B Magnitude 9.56 10.64 Separation PA — — 3.1 + 129 - Year — 1993 Spectra G5 Colors Y W Notes: 1906: 2.5 @ 134. 7 measurements. Observations: C11 at 115x!! 29 Cam Rating: 4 E Other name(s): ADS 4412; HD 38618; SAO 25403; Herschel H IV 125 Position: 0551+5655 A B Magnitude 6.50 9.50 Separation PA — — 25 131 Observations: C8 at 104x. - 17 - Year — 1924 Spectra A2 IV Colors W ? Zone 39 Scale model (in which the Sun is the size of a baseball): Diameter: A = 10.8 inches. Separation: AB = 17.2 miles. Distance (LY): 441 Total luminosity (Suns): 41 Difficult A 1567 Other name(s): ADS 4303; HD 37880; SAO 25351 Rating: 4 D Position: 0545+5543 A B Magnitude 8.87 9.83 Separation PA — — 1.3 + 107 + Year — 1991 Spectra F8 Colors W Y Notes: 1907: 1.0 @ 102. 8 measurements. Observations: C11 at 634x. Deep Sky Objects Easy NGC 2013 Rating: 4 E Position: 0544+5548 Type : OC Magnitude : 12.0 Dimensions: 5' Observations: C11 at 98x. An asterism of two brighter stars (~11m) and 8 very faint ones in an oblong and unevenly dispersed group. A 10m Y star is 3min SE. - 18 - Zone 39 Zone 39 Mini-Catalog Double Stars Star Designation Position Rating Map Beta Cam 0503+6027 2E 1 Tycho 197 0549+6342 2E 3 STF 618 0503+6305 3E 1 STF 625 0505+5852 3E 2 11 Cam 0506+5858 3E 2 Stein 552 0508+6112 3E 1 STF 659 0522+6454 3E 1 A 1310 0547+5630 3E 4 STF 617 0503+6300 4E 1 STF 633 0511+6335 4E 1 Stein 561 0517+5928 4E 2 A Kruger 26 0522+5556 4E 2 STF 690 0527+5748 4E 2 Espin 171 0530+6242 4E 1 h2269 0536+5641 4E 4 STF 720 0537+6331 4E 3 Stein 2108 0546+5623 4E 4 Milburn 340 0551+6456 4E 3 29 Cam 0551+5655 4E 4 Bur 1398 0532+6419 5E 1 Component A B C BC A B A B C BC A B C A B C A B A B A B A B A B A B A B A B A B A B A B A B A B C A B A B - 19 - Specifications Mag Sep from A 4.12 — 7.44 82.4 + 12.40 14.7 9.43 — 9.62 4.2 7.93 — 7.63 32.9 + 12.10 91.6 + 8.60 — 10.41 4.8 + 11.05 0.4 + 5.30 — 6.40 180 10.80 173 10.13 — 10.25 11.8 9.47 — 10.36 5.5 9.56 — 10.64 3.1 + 9.24 — 9.82 12.6 + 6.74 — 10.71 11.8 9.59 — 10.35 14.9 + 10.57 — 10.91 9.1 9.90 — 10.45 22.5 + 8.85 — 10.60 2.9 9.46 — 10.91 34.2 8.51 — 10.05 6.2 + 10.46 — 10.84 11.0 10.25 — 9.90 5.8 11.96 35.0 6.50 — 9.50 25 7.74 — 10.76 143 = PA from A — 209 + 168 = — 258 — 211 185 + — 114 0.4 + — 8 173 — 42 + — 315 + — 129 — 122 + — 342 = — 271 + — 74 + — 14 + — 241 + — 219 + — 168 + — 139 — 171 35.0 — 131 — 49 = Zone 39 Star Designation Position Rating Map Stein 575 0538+6314 5E 3 STF 656 0521+6310 5M 1 STF 676 0525+6444 2D 1 STF 677 0525+6323 2D 1 Hussey 1098 0512+6127 3D 1 A 1567 0545+5543 4D 4 STF 3115 0549+6249 5D 3 Component A B A B A B A B A B A B A B Specifications Mag Sep from A 11.40 — 11.70 8.2 8.42 — 9.97 2.8 + 7.64 — 8.41 1.4 + 7.32 — 7.98 1.0 9.26 — 9.50 1.0 + 8.87 — 9.83 1.3 + 6.58 — 7.55 0.7 - PA from A — 242 + — 212 — 269 — 132 + — 117 + — 107 + — 351 - Deep Sky Objects Object NGC 2013 Position 0544+5548 Rating 4E Map 4 Type OC - 20 - Specifications Mag Surface Br 12.0 Population