background image

 

 

59

 

LONGITUDE 

  LATITUDE 

 

 

degrees 

min  degrees 

min 

Walla Walla 

118 

16.8 

46 

Wenatchee 120 1.2 

47 

24 

Whidbey Is 

122 

39 

48 

21 

Yakima 120 

31.8 

46 

34.2 

WEST VIRGINIA 

 

 

 

 

Beckley 81 

7.2 

37 

46.8 

Bluefield 81 

13.2 

37 

18 

Charleston 81 3.6 

38 

22.2 

Clarksburg 80 

13.8 

39 

16.8 

Elkins 79 

51 

38 

52.8 

Huntington 82 33 

38 

22.2 

Lewisburg 80 

2.4 

37 

52.2 

Martinsburg 77 58.8 

39 

24 

Morgantown 79 55.2 

39 

39 

Parkersburg 81 25.8 

39 

21 

Wheeling 80 

39 

40 

10.8 

Wh Sulphur 

80 

1.2 

37 

27.6 

 

 

 

 

 

 

 

 

 

 

LONGITUDE

LATITUDE 

 

degrees 

min  degrees 

min 

WISCONSIN   

 

 

 

Appleton 88 

31.2

44 

15 

Eau Claire 

91 

28.8

44 

52.2 

Green Bay 

88 

7.8

44 

28.8 

Janesville 89 

1.8

42 

37.2 

La Crosse 

91 

15

43 

52.2 

Lone Rock 

90 

10.8

43 

12 

Madison 89 

19.8

43 

7.8 

Manitowac 87 

40.2

44 

7.8 

Milwaukee 87 5.4

42 

57 

Mosinee 89 

40.2

44 

46.8 

Neenah 88 

31.8

44 

13.2 

Oshkosh 88 

34.2

44 

Rhinelander 89  27

45 

37.8 

Rice Lake 

91 

43.2

45 

28.8 

Volk Fld 

90 

16.2

43 

55.8 

Wausau 89 

37.2

44 

55.2 

 

 

 

 

 

 

 

 

 

LONGITUDE 

LATITUDE 

 

 

degrees 

min  degrees 

min 

WYOMING 

 

 

 

 

Big Piney 

110 

0.6

42 

34.2 

Casper 106 

28.2

42 

55.2 

Cheyenne 104 

49.2

41 

Cody 109 

1.2

44 

31.2 

Douglas 105 

22.8

42 

45 

Evanston 111 0

41 

19.8 

Gillette 105 

31.8

44 

21 

Jackson 110 

43.8

43 

36 

Lander 108 

43.8

42 

49.2 

Laramie 105 

40.8

41 

19.2 

Moorcroft 104 

48.6

44 

21 

Rawlins 107 

1.2

41 

48 

Riverton 108 

27

43 

Rock 

Springs 109  4.2

41 36 

Sheridan 106 

58.2

44 

46.2 

Worland 107 

58.2

43 

58.2 

Yellowstone 110 25.2

44 33 

 

C

C

A

A

N

N

A

A

D

D

A

A

 

 

 

 

 

CITY 

PROVINCE 

LONGITUDE 

LATITUDE 

CITY 

COUNTRY 

LONGITUDE 

LATITUDE 

Calgary Alberta 

 

114 

7 51 

14 

Churchill Newfoundland 

94 

0  58 

45 

Coppermine Northwest 

Terr. 115 21 

67 

49 

Edmonton 

Alberta                 

113 

25 

53 

34 

Frederickton 

New Brunswick          66 

40 

45 

57 

Ft Mcpherson 

Northwest Terr 

134 

50 

67 

29 

Goose Bay 

Newfoundland            60 

20 

53 

15 

Halifax 

Nova Scotia                63 

34 

44 

39 

Hazelton BC 

127 

38 55 

15 

Kenora 

Ontario                     94 

29 

49 

47 

Labrador City 

Labrador 

66 

52 

52 

56 

Montreal Quebec 

73 

39 45 

32 

Mt. Logan 

Yukon             

140 

24 

60 

34 

Nakina Yukon 

132 

48 

59 

12 

Ottawa 

Ontario       

75 

45 

45 

18 

Peace River 

Alberta 

117 

18 

56 

15 

Pr. Edward Isl 

Nova Scotia     

63 

46 

14 

Quebec Quebec 

71 

15 

46 

50 

Regina 

Saskatchewan            104 

38 

50 

30 

Saskatoon Saskatchewan 101 

32  52 

10 

St. Johns 

Newfoundland            52 

43 

47 

34 

Toronto Ontario 

79 

23 

43 

39 

Vancouver BC 

123 

49 

16 

Victoria 

BC          

123 

20 

48 

26 

Whitehorse Yukon 

135 3 

60 

43 

Winnipeg Manitoba 

97 

9  49 

53 

I

I

N

N

T

T

E

E

R

R

N

N

A

A

T

T

I

I

O

O

N

N

A

A

L

L

 

Aberdeen 

Scotland 

9 w  

57 

9 n 

Adelaide 

Australia 

138 

36 e  

34 

55 s 

Amsterdam  

Holland 

53 e  

52 

22 n 

Ankara 

Turkey 

32 

55 e  

39 

55 n 

Asunción 

Paraguay 

57 

40 w  

25 

15 s 

Athens  

Greece 

23 

43 e  

37 

58 n 

Auckland 

New Zealand 

174 

45 e  

36 

52 s 

Bangkok 

Thailand 

100 

30 e  

13 

45 n 

Barcelona  

Spain 

9 e  

41 

23 n 

Belém 

Brazil 

48 

29 w  

28 s 

Belfast 

Northern Ireland 

56 w  

54 

37 n 

Belgrade 

Yugoslavia 

20 

32 e  

44 

52 n 

Berlin  

Germany 

13 

25 e  

52 

30 n 

Birmingham 

England 

55 w  

52 

25 n 

Bombay  

India 

72 

48 e  

19 

0 n 

Bordeaux 

France 

31 w  

44 

50 n 

Bremen 

Germany 

49 e  

53 

5 n 

Brisbane 

Australia 

153 

8 e  

27 

29 s 

Bristol 

England 

35 w  

51 

28 n 

Brussels  

Belgium 

22 e  

50 

52 n 

Bucharest  

Romania 

26 

7 e  

44 

25 n 

Budapest  

Hungary 

19 

5 e  

47 

30 n 

Buenos Aires  

Argentina 

58 

22 w  

34 

35 s 

Cairo  

Egypt 

31 

21 e  

30 

2 n 

Canton 

China 

113 

15 e  

23 

7 n 

Cape Town 

South Africa 

18 

22 e  

33 

55 s 

Caracas 

Venezuela 

67 

2 w  

10 

28 n 

Chihuahua 

Mexico 

106 

5 w  

28 

37 n 

Chongqing 

China 

106 

34 e  

29 

46 n 

Copenhagen  

Denmark 

12 

34 e  

55 

40 n 

Córdoba 

Argentina 

64 

10 w  

31 

28 s 

Darwin 

Australia 

130 

51 e  

12 

28 s 

Dublin  

Ireland 

15 w  

53 

20 n 

Durban 

South Africa 

30 

53 e  

29 

53 s 

Edinburgh 

Scotland 

10 w  

55 

55 n 

Frankfurt  

Germany 

41 e  

50 

7 n 

Georgetown 

Guyana 

58 

15 w  

45 n 

Glasgow 

Scotland 

15 w  

55

50 n 

Guatemala City Guatemala 

90 

31 w  

14

37 n 

Guayaquil 

Ecuador 

79 

56 w  

2

10 s 

Hamburg  

Germany 

10 

2 e  

53

33 n 

Hammerfest 

Norway 

23 

38 e  

70

38 n 

Havana  

Cuba 

82 

23 w  

23

8 n 

Helsinki 

Finland 

25 

0 e  

60

10 n 

Hobart 

Tasmania 

147 

19 e  

42

52 s 

Iquique 

Chile 

70 

7 w  

20

10 s 

Irkutsk 

Russia 

104 

20 e  

52

30 n 

Jakarta 

Indonesia 

106 

48 e  

6

16 s 

Johannesburg 

South Africa 

28 

4 e  

26

12 s 

Kingston 

Jamaica 

76 

49 w  

17

59 n 

La Paz 

Bolivia 

68 

22 w  

16

27 s 

Leeds 

England 

30 w  

53

45 n 

Lima 

Peru 

77 

2 w  

12

0 s 

Liverpool 

England 

0 w  

53

25 n 

London  

England 

5 w  

51

32 n 

Lyons 

France 

50 e  

45

45 n 

Madrid  

Spain 

42 w  

40

26 n 

Manchester 

England 

15 w  

53

30 n 

Manila  

Phillipines 

120 

57 e  

14

35 n 

Marseilles 

France 

20 e  

43

20 n 

Mazatlán 

Mexico 

106 

25 w  

23

12 n 

Mecca 

Saudi Arabia 

39 

45 e  

21

29 n 

Melbourne  

Australia 

144 

58 e  

37

47 s 

Mexico City  

Mexico 

99 

7 w  

19

26 n 

Milan 

Italy 

10 e  

45

27 n 

Montevideo 

Uruguay 

56 

10 w  

34

53 s 

Moscow  

Russia 

37 

36 e  

55

45 n 

Munich 

Germany 

11 

35 e  

48

8 n 

Nagasaki 

Japan 

129 

57 e  

32

48 n 

Nagoya 

Japan 

136 

56 e  

35

7 n 

Nairobi 

Kenya 

36 

55 e  

1

25 s 

Nanjing  

China 

118 

53 e  

32

3 n 

Naples 

Italy 

14 

15 e  

40

50 n 

Newcastle 

England 

37 w  

54

58 n 

Odessa 

Ukraine 

30 

48 e  

46

27 n 

Osaka 

Japan 

135 

30 e  

34

32 n 

Oslo  

Norway 

10 

42 e  

59

57 n 

Panama City 

Panama 

79 

32 w  

8

58 n 

Paramaribo 

Surinam 

55 

15 w  

5

45 n 

Paris  

France 

20 e  

48

48 n 

Beijing  

China 

116 

25 e  

39

55 n 

Perth 

Australia 

115 

52 e  

31

57 s 

Plymouth 

England 

5 w  

50

25 n 

Rio de Janeiro   Brazil 

43 

12 w  

22

57 s 

Rome  

Italy 

12 

27 e  

41

54 n 

Salvador 

Brazil 

38 

27 w  

12

56 s 

Santiago 

Chile 

70 

45 w  

33

28 s 

St. Petersburg   Russia 

30 

18 e  

59

56 n 

Sao Paulo 

Brazil 

46 

31 w  

23

31 s 

Shanghai 

China 

121 

28 e  

31

10 n 

Sofia 

Bulgaria 

23 

20 e  

42

40 n 

Stockholm  

Sweden 

18 

3 e  

59

17 n 

Sydney 

Australia 

151 

0 e  

34

0 s 

Tananarive 

Madagascar 

47 

33 e  

18

50 s 

Teheran 

Iran 

51 

45 e  

35

45 n 

Tokyo  

Japan 

139 

45 e  

35

40 n 

Tripoli 

Libya 

13 

12 e  

32

57 n 

Venice  

Italy 

12 

20 e  

45

26 n 

Veracruz 

Mexico 

96 

10 w  

19

10 n 

Vienna  

Austria 

16 

20 e  

48

14 n 

Warsaw  

Poland 

21 

0 e  

52

14 n 

Wellington 

New Zealand 

174 

47 e  

41

17 s 

Zürich  

Switzerland 

31 e  

47

21 n 

Summary of Contents for C10-NGT

Page 1: ...d dv va an nc ce ed d S Se er ri ie es s A Ad dv va an nc ce ed d S Se er ri ie es s G G GT T T I IN NS ST TR RU UC CT TI IO ON N M MA AN NU UA AL L C C8 8 N N C C8 8 N NG GT T C C1 10 0 N N C C1 10 0...

Page 2: ...ration 16 Alignment Procedures 17 Startup Procedure 17 Auto Align 18 Auto Three Star Align 18 Quick Align 19 Last Alignment 19 Re Alignment 19 Object Catalog 20 Selecting an Object 20 Slewing to an Ob...

Page 3: ...bserving the Planets 37 Observing the Sun 37 Solar Observing Hints 38 Observing Deep Sky Objects 38 Seeing Conditions 38 Transparency 38 Sky Illumination 38 Seeing 38 ASTROPHOTOGRAPHY 40 Piggyback 40...

Page 4: ...mance features The AST s deluxe features combine with Celestron s legendary optical systems to give amateur astronomers the most sophisticated and easy to use telescopes available on the market today...

Page 5: ...1 Finderscope 7 2 Steel Tripod 2 Finderscope Bracket 8 Center Leg Brace Accessory Tray 3 Eyepiece 9 Counterweights 4 Focuser 10 Counterweight Bar 5 Tube Rings 11 Dovetail Slide Bar 6 Latitude Adjustme...

Page 6: ...e 10 Counterweight Bar 4 Focuser 11 Dovetail Slide Bar 5 Tube Rings 12 Optical Tube 6 Latitude Adjustment Lever 13 Hand Control 7 2 Steel Tripod 14 R A Motor Drive Control Panel CONTROL PANEL 15 Decli...

Page 7: ...that extends down from the tripod head that attaches the equatorial mount to the tripod To set up the tripod 1 Stand the tripod upright and pull the tripod legs apart until each leg is fully extended...

Page 8: ...tripod legs 2 Thread the accessory tray knob on to the central rod and tighten I In ns st ta al ll li in ng g t th he e C Co ou un nt te er rw we ei ig gh ht t B Ba ar r To properly balance the telesc...

Page 9: ...eces the leg clamp that snaps around the tripod leg and the holder which attaches to the leg clamp To attach the hand control holder 1 Place the leg clamp up against one of the tripod legs and press f...

Page 10: ...tom of the telescope tube Before you attach the optical tube make sure that the declination and right ascension clutch knobs are tight This will ensure that the mount does not move suddenly while atta...

Page 11: ...Slide the finder bracket attached to the finderscope into the mounting bracket on the telescope 7 The finderscope bracket will slide in from the back The finderscope should be oriented so that the obj...

Page 12: ...n the telescope off to one side of the mount make sure that the mounting bracket screw is tight The counterweight bar will extend horizontally on the opposite side of the mount see figure 2 13 2 Relea...

Page 13: ...of the telescope during the polar alignment process The actual process of polar alignment that is making the telescope s axis of rotation parallel to the Earth s is described later in this manual in t...

Page 14: ...n right ascension and declination as described earlier in this manual A At tt ta ac ch hi in ng g t th he e D De ec cl li in na at ti io on n C Ca ab bl le e F Fo or r G GT T M Mo od de el ls s O On n...

Page 15: ...the individual components of the computerized hand controller 1 Liquid Crystal Display LCD Window Has a dual line 16 character display screen that is backlit for comfortable viewing of telescope infor...

Page 16: ...o Displays coordinates and useful information about objects selected from the Advanced GT database 6 Tour Activates the tour mode which seeks out all the best objects for the current date and time and...

Page 17: ...en display the last entered local time date time zone longitude and latitude Use the Up Down keys 10 to view the current parameters Press ENTER to accept the current parameters Press UNDO to enter cur...

Page 18: ...scope and then center the star in the eyepiece pressing ENTER when complete When the telescope has been aligned on all three stars the display will read Alignment Successful and you are now ready to f...

Page 19: ...the telescope was last powered down This is a useful feature should your telescope accidentally lose power or be powered down NOTE Just like with Quick Align you can use the Re alignment feature see...

Page 20: ...rdized catalogs For example to find the Orion Nebula press the M key and enter 042 Slewing to an Object Once the desired object is displayed on the hand control screen choose from the following option...

Page 21: ...trol the telescope s motion in altitude up and down and azimuth left and right The telescope can be controlled at nine different speed rates Rate Button Pressing the RATE key 11 allows you to instantl...

Page 22: ...t is being observed Sidereal This rate compensates for the rotation of the Earth by moving the telescope at the same rate as the rotation of the Earth but in the opposite direction When the telescope...

Page 23: ...Save Land Obj command and press ENTER The display will ask you to enter a number between 1 200 to identify the object Press ENTER again to save this object to the database To replace the contents of a...

Page 24: ...for the star to appear to move in the eyepiece There are two values for each axis positive and negative Positive is the amount of compensation applied when you press the button in order to get the gea...

Page 25: ...pe tube is on one side of the Meridian Once the tube passes over to the other side of the Meridian the Goto approach will need to be reversed To change the Goto approach direction simply choose Goto A...

Page 26: ...d Series telescopes such as Calibrate Goto Polar Alignment Hibernate as well as many others Calibrate Goto Goto Calibration is a useful tool when attaching heavy visual or photographic accessories to...

Page 27: ...telescope Goto Alt Az Allows you to enter a specific altitude and azimuth position and slew to it Hibernate Hibernate allows the telescope to be completely powered down and still retain its alignment...

Page 28: ...ENTER RA DEC SAVE LAND OBJ GOTO LAND OBJ USER OBJECTS GET RA DEC GOTO RA DEC SELECT CATALOG IDENTIFY GOTO TYPE PRECISE GOTO MENU SET TO INDEX ENTER TIME DLS ST TIME ZONE ENTER DATE MM DD YY CENTER STA...

Page 29: ...t path is intercepted and reflected out to the side you can have focal lengths up to 1000mm and still enjoy a telescope that is relatively compact and portable A Newtonian Reflector telescope offers s...

Page 30: ...finderscope while the remaining screws are used to adjust the finder horizontally and vertically To align the finder 1 Choose a target that is in excess of one mile away This eliminates any possible...

Page 31: ...cation which is 50 power This yields an actual field of 1 or a full degree To convert degrees to feet at 1 000 yards which is more useful for terrestrial observing simply multiply by 52 5 Continuing w...

Page 32: ...n or DEC for short Lines of declination are named for their angular distance above and below the celestial equator The lines are broken down into degrees minutes of arc and seconds of arc Declination...

Page 33: ...never rise and never set You will never see the stars complete one circle because the sunlight during the day washes out the starlight However part of this circular motion of stars in this region of t...

Page 34: ...k that you know faces north 2 Level the tripod There is a bubble level built into the mount for this purpose NOTE Leveling the tripod is only necessary if using this method of polar alignment Perfect...

Page 35: ...of the brightest constellations in the sky it may be difficult to locate from urban areas If this is the case use the two end stars in the bowl of the Big Dipper the pointer stars Draw an imaginary li...

Page 36: ...ing due south insert the diagonal so the eyepiece points straight up Insert the cross hair eyepiece and align the cross hairs so that one is parallel to the declination axis and the other is parallel...

Page 37: ...th he e P Pl la an ne et ts s Other fascinating targets include the five naked eye planets You can see Venus go through its lunar like phases Mars can reveal a host of surface detail and one if not bo...

Page 38: ...ng viewing conditions and the effect they have on observing will help you get the most out of your telescope T Tr ra an ns sp pa ar re en nc cy y Transparency is the clarity of the atmosphere which is...

Page 39: ...stars are pinpoint images Under poor seeing conditions images are blurred and stars appear as blobs The conditions described here apply to both visual and photographic observations Figure 6 1 Seeing...

Page 40: ...you can purchase a used camera body that is not 100 percent functional The light meter for example does not have to be operational since you will be determining the exposure length manually You also...

Page 41: ...s the 35mm SLR camera s normal lens Prime focus photography allows you to capture the entire solar disk if using the proper filter as well as the entire lunar disk To attach your camera to your telesc...

Page 42: ...r camera s field of view M Me et te er ri in ng g The Advanced Series telescope has a fixed aperture and as a result fixed f ratios To properly expose your subjects photographically you need to set yo...

Page 43: ...ignated auto guiding port for use with a CCD autoguider The diagram below may be useful when connecting the CCD camera cable to the telescope and calibrating the autoguider Note that the four outputs...

Page 44: ...ube is NOT sealed the cover should be placed over the opening when not in use This will prevent contaminants from entering the optical tube C Co ol ll li im ma at ti io on n The optical performance of...

Page 45: ...mirror is not centered in the secondary mirror adjust the secondary mirror screws by alternately tightening and loosening them until the periphery of the primary mirror is centered in your view DO NO...

Page 46: ...mm or 4mm Another option is to use a longer focal length ocular with a Barlow lens When a star is in focus it should look like a sharp pinpoint of light If when focusing on the star it is irregular in...

Page 47: ...center of the field of view The star image can then be judged for symmetry by going just inside and outside of exact focus and noting the star s pattern Improvement should be seen if the proper adjust...

Page 48: ...n the following focal lengths 4mm 6mm 9mm 12 5mm 15mm 20mm 25mm 32mm and 40mm X Cel This 6 element design allows each X Cel Eyepiece to have 20mm of eye relief 55 field of view and more than 25mm of l...

Page 49: ...A Celestron s Moon Filter is an economical eyepiece filter for reducing the brightness of the moon and improving contrast so greater detail can be observed on the lunar surface The clear aperture is...

Page 50: ...sky without a map either Even if you already know your way around the major constellations these maps can help you locate all kinds of fascinating objects T Ring The T Ring couples your 35mm SLR came...

Page 51: ...minum Coating Secondary Mirror Obstruction 2 2 2 3 by Area 8 5 by Diameter 28 23 Optical tube length 37 inches 45 inches Telescope Weight 78 lbs 93 lbs Advanced GT Additional Specifications Hand Contr...

Page 52: ...asured from due north between the astronomical meridian the vertical line passing through the center of the sky and the north and south points on the horizon and the vertical line containing the celes...

Page 53: ...bright at the end of its life cycle O Open Cluster One of the groupings of stars that are concentrated along the plane of the Milky Way Most have an asymmetrical appearance and are loosely assembled T...

Page 54: ...ing Moon The period of the moon s cycle between new and full when its illuminated portion is increasing Z Zenith The point on the Celestial Sphere directly above the observer Zodiac The zodiac is the...

Page 55: ...6 Mather AFB 121 1 8 38 34 2 Mcclellan 121 2 4 38 40 2 Merced 120 31 2 37 16 8 Miramar NAS 117 9 32 52 2 Modesto 120 57 37 37 8 Moffet 122 3 37 25 2 Mojave 118 9 35 3 Montague 122 31 8 41 43 8 Montere...

Page 56: ...wa 92 27 41 6 Sioux City 96 22 8 42 24 Spencer 95 9 43 10 2 Waterloo Mun 92 2 4 42 33 KANSAS Chanute 95 28 8 37 40 2 Col J Jabar 97 13 2 37 45 Concordia 97 39 39 33 Dodge City 99 58 2 37 46 2 Elkhart...

Page 57: ...ercury 116 1 2 36 37 2 Nellis AFB 115 1 8 36 13 8 Owyhee 116 10 2 42 34 8 Reno 119 46 8 39 30 Tonopah 117 4 8 38 4 2 Wildhorse 116 15 41 19 8 Winnemucca 117 4 8 40 54 Yucca Flat 116 4 8 37 34 8 NEW HA...

Page 58: ...101 27 32 18 Brownsville 97 25 8 25 54 Brownwood 98 57 6 31 47 4 Carswell AFB 97 25 8 32 46 8 Chase NAS 97 40 2 28 22 2 Childress 100 16 8 34 25 8 College Stn 96 22 2 30 34 8 Corpus Chrst 97 3 27 46...

Page 59: ...3 25 e 52 30 n Birmingham England 1 55 w 52 25 n Bombay India 72 48 e 19 0 n Bordeaux France 0 31 w 44 50 n Bremen Germany 8 49 e 53 5 n Brisbane Australia 153 8 e 27 29 s Bristol England 2 35 w 51 28...

Page 60: ...d conflicts with slew limits there will be no action Get Azm Alt Z 12AB 4000 10 characters returned 12AB Azm comma 4000 Alt Get RA Dec E 34AB 12CE Scope must be aligned Cancel Goto M Is Goto in Progre...

Page 61: ...oto Command Through RS232 To The Hand Control note Only valid for motorcontrol version 4 1 or greater 1 Convert the angle position to a 24bit number Example if the desired position is 220 then POSITIO...

Page 62: ...62 APPENDIX E MAPS OF TIME ZONES...

Page 63: ...63...

Page 64: ...64...

Page 65: ...65...

Page 66: ...66...

Page 67: ...67...

Page 68: ...68...

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Page 70: ...ng or unauthorized repair Further product malfunction or deterioration due to normal wear is not covered by this warranty CELESTRON DISCLAIMS ANY WARRANTIES EXPRESS OR IMPLIED WHETHER OF MERCHANTABILI...

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