Palma de Mallorca
Saturday 1 December 2007 by perbosc
Lycée français
Table of contents
9 nov / 10 nov 2007
date | city | lat. (°’) | lat.(dec) | gnomon | shadow | angle (°’) | angle (dec) |
9 nov | Lafranç. | +44°08’ | +44,13° | 100 cm | 180 cm | +60°57’ | +60,95° |
9 nov | Palma | +39°33’ | +39,57° | 100 cm | 154 cm | +57°00’ | +57,00° |
10 nov | Cañada | -32°49’ | -32,67° | ??? cm | ??? cm | -15°33’ | -15,55° |
Palma-Lafrançaise
Angle difference | 60,95-57,00 = 3,95° |
Distance entre les villes | 510 km |
Circumference of the Earth | 510x360/3,95 = 46481km |
Palma-Cañada
Angle difference | 57,00-(-15,55) = 72,55° |
Distance | 8041 km |
Circumference of the Earth | 8041x360/72,55 = 39900km |
30 nov / 1 dec 2007
date | city | lat. (°’) | lat.(dec) | gnomon | shadow | angle (°’) | angle (dec) |
30 nov | Arras | +50°17’ | +50,28° | 100 cm | 300 cm | +71°54’ | +71,89° |
30 nov | Lafranç. | +44°08’ | +44,13° | 100 cm | 224 cm | +65°56’ | +65,94° |
1 dec | Palma | +39°33’ | +39,57° | 100 cm | 185 cm | +61°36’ | +61,61° |
Palma-Lafrançaise
Angle difference | 65,94-61,61 = 4,33° |
Distance | 510 km |
Circumference of the Earth | 510x360/4,33 = 42402km |
Palma-Arras
Angle difference | 71,89-61,61 = 10,28° |
Distance | 1195 km |
Circumference of the Earth | 1195x360/10,28 = 41848km |
perbosc
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