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Issue 230
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Front matter
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Table of Contents
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3
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Article: Die Supernova 1987A in der grossen Magellanschen Wolke (II)
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4
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Article: La supernova 1987 A
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7
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Article: Ein kompaktes Gerät für die Sonnenprojektion
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10
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Article: Fabrication en série d'un micromètre à double image de Lyot et Camichel
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13
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Rubric: Mitteilungen = Bulletin = Comunicato : 1/89
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15
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Rubric: Rapport annuel du président de la SAS
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23
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Article: À Ependes (FR), réouverture de l'Observatoire de la Fondation Robert-A. Naef
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26
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Article: Genaue Zeit mit Funkuhren DCF 77
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27
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Article: Astrofotografie ai raggi x ...
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29
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Rubric: Fragen / Ideen / Kontakte
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30
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Rubric: Zürcher Sonnefleckenrelativzahlen
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34
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Book review: Buchbesprechung
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34
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Issue 231
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Front matter
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Table of Contents
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39
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Article: Russische Sonde Phobos II umkreist den Planeten Mars
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40
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Article: La photométrie genevoise de SN 1987A : de l'explosion au pulsar (?)
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44
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Article: La supernova 1987 A [Fortsetzung]
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46
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Article: Erste amerikanische interplanetare Mission seit 11 Jahre [i.e. Jahren] : Magellans "Radaraugen" sollen Venus-Geheimnisse enthüllen
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48
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Rubric: Sonne, Mond und innere Planeten = Soleil, lune et planètes intérieures
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52
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Rubric: Mitteilungen = Bulletin = Comunicato : 2/89
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53
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Article: Ausserordentliche Sonnenaktivität
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63
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Article: Sonnenfleckenmaximum bald erreicht
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66
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Rubric: Zürcher Sonnenfleckenrelativzahlen
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67
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Article: Sterneföifi : ein Spiel über den Sternenhimmel
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68
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Book review: Buchbesprechungen = Bibliographies
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69
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Issue 232
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Front matter
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_
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Table of Contents
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75
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Article: Wolken in der Neptun-Atmosphäre
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76
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Article: Russische Phobos II Sonde ist verstummt : Fotos und Daten aus der Marsumlaufbahn
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77
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Article: Satellit untersucht Urknall
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78
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Rubric: Quasar 3c 273 : 10 millions de nouveaux soleils chaque seconde
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80
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Article: Sternzeituhren im Einsatz
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84
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Article: Das neue Teleskop der Kreuzlinger Sternwarte
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86
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Article: Ein einfaches Schiebe-Planetarium
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90
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Rubric: Mitteilungen = Bulletin = Comunicato : 3/89
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91
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Article: Ein leichtes 45cm-Teleskop
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96
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Article: The Ancient Beijing Observatory
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98
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Article: Les planètes transjoviennes : Pluton, dernière planète?
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100
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Rubric: Éclipse de soleil du 18 mars 1988
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105
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Rubric: Zürcher Sonnenfleckenrelativzahlen
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105
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Rubric: Totale Mondfinsternis vom 17. August 1989
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106
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Article: M66 und Supernova
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110
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Book review: Buchbesprechung
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111
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Issue 233
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Front matter
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_
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Table of Contents
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115
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Article: L'opposition de la planète Mars en 1988
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116
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Rubric: Fragen / Ideen / Kontakte
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123
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Article: "Aschgraues" Licht der Venus
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126
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Article: Zur Interpretation des aschgrauen Lichtes auf der Venus
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129
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Rubric: Mitteilungen = Bulletin = Comunicato : 4/89
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131
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Article: Der Sonnenfleckenzyklus Nr. 21 in der Dokumentation des Inter-Sol Index
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136
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Rubric: Sonne, Mond und innere Planeten = Soleil, lune et planètes intérieures
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138
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Article: Die Sonnenfleckentätigkeit im Jahr 1988 : kräftiger Einsatz des 22. Zyklus
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139
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Article: Images insolites de quelques galaxies bien connues
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146
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Back matter
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150
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Issue 234
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Front matter
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Table of Contents
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155
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Article: Die Jupiteropposition 1987/88
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156
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Article: Jupiter et ses satellites
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158
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Article: Disparation de la bande équatoriale sud de Jupiter
|
159
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Rubric: Zürcher Sonnenfleckenrelativzahlen
|
159
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Article: Solare Umweltverschmutzung?
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160
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Article: Voyagers triumpfaler Abschied aus dem Sonnensystem
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163
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Article: Brorsen-Metcalf
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170
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Article: Corona Australis
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172
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Rubric: Mitteilungen = Bulletin = Comunicato : 5/89
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173
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Article: Images insolites de quelques galaxies bien connues [Fortsetzung]
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177
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Article: Rencontres d'étoiles dans les amas globulaires
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183
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Article: Auch der Anfänger kann am Nachthimmel interessante astronomische Beobachtungen machen
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190
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Article: Les répertoires astronomiques IDAAS et IDPAI
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192
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Rubric: Totale Mondfinsternis
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194
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195
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Issue 235
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Front matter
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Table of Contents
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199
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Article: Die Mars-Opposition 88/89
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200
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Rubric: Zürcher Sonnenfleckenrelativzahlen
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204
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Article: Farbnegativfilme von 400 bis 3200 ASA
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207
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Article: Photographie lunaire
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210
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Article: "Variationen über das Thema Centaurus"
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212
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Rubric: NGC 5139, Oméga du Centaure
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214
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Article: M57 dans la Lyre = Ringnebel in der Leier
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215
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Article: Extremale Bahnbeschleunigung
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216
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Rubric: Mitteilungen = Bulletin = Comunicato : 6/89
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217
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Article: Die Milankovitch Hypothese
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222
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Rubric: Fragen / Ideen / Kontakte
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226
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Article: Rencontres d'étoiles dans les amas globulaires (2) [Fortsetzung]
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227
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Article: Lord Rosses Riesenteleskop auf Birr Castle, Irland
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232
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Article: Les potins d'Uranie : embrouillamétriques
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236
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