13-14 june 2009: Barcelona-Bénin-France: earth radius of the earth
por Tidjani Coffe, Rosa Ros, Ghislain Bernard, Charles-Henri Eyraud, Jean-Michel Vienney
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Última modificación
07-07-2009 13:31
Photos and measures from
Parakou : 14 juin 11h44 UTC gnomon 32cm ombre 7,1cm | |
Barcelona: 13 june 11:50 UTC gnomon 77cm , ombre 26.7cm 14 june 11:48 UTC gnomon 80 cm, ombre 26cm |
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Draguignan | |
Lyon (France) 13 juin 11h41 UTC gnomon 1m, ombre 0,41m | |
Buthiers (France) 13 juin 11h47 UTC gnomon 0,853m ombre 0,399m |
Measures: 90°-altitude (zenithale distance)
Parakou | Barcelona | Draguignan | Lyon | Buthiers | |
Longitud (East) | 02° 37' 00" | 02°11' 17" | 06° 28' | 04° 47' 14" | 02° 25' 31" |
Latitud (Nord) | 09° 21' 00" | 41°23' 14" | 43° 32' | 45° 45' 12'' | 48° 16' 42" |
13 june | nuages | 19° | -- | 22°30' | 25°10' |
14 june | 13° | 18° | -- | -- | -- |
Distance // (km) | 3560 | 0 | 238 | 485 | 766 |
Z. Dist (calculation) (declinaison 23°15') |
14° | 17°50' | 20° | 22° 33' | 25° |
Googlemap of the 5 city
La bibliothèqued'Eratosthène : Toutes les mesures