The Herschel Objects and How to Observe Them

The Herschel Objects and How to Observe Them

von: James Mullaney

Springer-Verlag, 2007

ISBN: 9780387681252 , 167 Seiten

Format: PDF

Kopierschutz: Wasserzeichen

Windows PC,Mac OSX Apple iPad, Android Tablet PC's

Preis: 23,79 EUR

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Mehr zum Inhalt

The Herschel Objects and How to Observe Them


 

Preface

7

Acknowledgments

9

Contents

10

William Herschel's Life, Telescopes and Catalogs

16

Introduction

17

Who Was Sir William Herschel?

17

From Musician to Stargazer

17

Uranus and The King's Astronomer

18

Caroline and Sir John

19

Explorer of the Heavens

20

Herschel's Telescopes

24

Early Instruments

24

A Telescope-Making Business

24

The Small and Large 20-Foot

26

The Great 40-Foot

27

Herschel's Catalogs and Classes

29

Double and Multiple Stars

29

Star Clusters, Nebulae and Galaxies

30

Miscataloged Objects

32

The GC, NGC, and NGC 2000.0

33

Observing Techniques

35

Is This Really Necessary?

35

Dark Adaptation

35

Averted Vision

37

Color Perception

38

Visual Acuity

38

Magnification and Field of View

39

Sky Conditions

40

Record-Keeping

42

Finding Them

43

Personal Matters

45

Exploring The Herschel Showpieces

47

Showpieces of Class I

48

Bright Nebulae

48

Aries

48

Bootes

48

Cancer

49

Canes Venatici

49

Coma Berenices

51

Corvus

52

Delphinus

53

Draco

54

Eridanus

55

Leo

55

Lynx

56

Ophiuchus

57

Pegasus

58

Perseus

59

Sagittarius

61

Scutum

61

Sextans

61

Ursa Major

62

Virgo

63

Showpieces of Class IV

68

Planetary Nebulae

68

Andromeda

68

Camelopardalis

69

Cassiopeia

70

Cepheus

71

Corvus

73

Cygnus

74

Delphinus

75

Draco

75

Eridanus

76

Gemini

77

Hercules

77

Hydra

78

Monoceros

78

Ophiuchus

78

Orion

79

Puppis

80

Sagittarius

81

Taurus

82

Ursa Major

83

Virgo

84

Showpieces of Class V

85

Very Large Nebulae

85

Andromeda

85

Antlia

86

Camelopardalis

87

Canes Venatici

88

Cetus

90

Coma Berenices

92

Cygnus

92

Draco

94

Fornax

94

Leo

95

Orion

95

Sagittarius

96

Sculptor

98

Triangulum

99

Ursa Major

100

Showpieces of Class VI

101

Very Compressed and Rich Clusters of Stars

101

Bootes

101

Cassiopeia

101

Cepheus

102

Coma Berenices

103

Gemini

104

Hydra

106

Libra

106

Monoceros

106

Ophiuchus

107

Orion

108

Perseus

108

Sagittarius

109

Scorpius

110

Sculptor

110

Showpieces of Class VII

111

Compressed Clusters of Small and Large Stars

111

Andromeda

111

Aquila

112

Auriga

112

Camelopardalis

113

Canis Major

114

Cassiopeia

114

Cepheus

115

Cygnus

115

Monoceros

115

Perseus

116

Puppis

116

Sagittarius

117

Taurus

117

Vulpecula

118

Showpieces of Class VIII

120

Coarsely Scattered Clusters of Stars

120

Auriga

120

Cassiopeia

120

Cygnus

121

Lacerta

121

Monoceros

121

Ophiuchus

123

Orion

123

Puppis

123

Scutum

125

Taurus

125

Vulpecula

126

Samples of Classes II & III

127

Faint Nebulae and Very Faint Nebulae

127

Andromeda

127

Aquila

128

Cassiopeia

128

Cetus

129

Coma Berenices

129

Draco

130

Gemini

130

Hercules

131

Hydra

131

Leo

132

Leo

132

Pegasus

133

Sagittarius

133

Triangulum

134

Virgo

134

Virgo

135

Showpieces Missed by Herschel

136

How Did This Happen?

136

List of Overlooked Showpieces

136

Aquarius

137

Aquila

137

Auriga

137

Camelopardalis

138

Cassiopeia

138

Cepheus

139

Cetus

139

Cygnus

139

Fornax

140

Hercules

140

Lyra

140

Monoceros

140

Ophiuchus

142

Orion

142

Sagittarius

143

Taurus

144

The "Missing" Herschel Objects

145

Where Did They Go?

145

The Disappearance of H VIII-44

146

Some "Nonexistent" Herschel Objects

146

Aquila

147

Aquila

147

Auriga

147

Cancer

147

Canis Major

147

Canis Minor

148

Cepheus

148

Cepheus

148

Cetus

148

Cygnus

148

Cygnus

148

Cygnus

148

Cygnus

148

Delphinus

149

Gemini

149

Monoceros

149

Monoceros

149

Monoceros

149

Orion

149

Orion

149

Puppis

149

Puppis

150

Puppis

150

Sagittarius

150

Sagittarius

150

Taurus

150

Taurus

150

Taurus

150

Taurus

150

Vulpecula

151

Conclusion

152

Herschel's Legacy

152

"The Construction of the Heavens"

152

Making the Photon Connection

154

Herschel Clubs

156

Selected Herschel References

158

Books and Manuals

158

Journal and Magazine Articles

160

Target List of 615 Herschel Objects

161

About the Author

176

Index

178