Between 1727 and 1734 Maharajah Jai Singh II of Jaipur constructed five astronomical observatories in west central India. The observatories, or "Jantar Mantars" as they are commonly known, incorporate multiple buildings of unique form, each with a specialized function for astronomical (...)
7 schools participated to this experiment.
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9 june 2008 Eratosthenes google map
VIETNAM, Pleiku City
HCM city Amateur Astronomy Club
Latitude: 13°59’
Longtitude:108°
gnomon :126 cm
shadow:23 cm
angle: 10.3
INDIA, Allahabad
National academy of science (...)
Text in english On 24 th of aprill 09 we had planed to make movie by clip. and measure the sun shedow. in sriska we was 10 science teacher to taking traing for space nodel centre. there was three days programme. and stay in tiger den near the birld century of sriska. it was a good place for (...)