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Anonymous Coward User ID: 7332499 United States 12/18/2011 04:29 PM Report Abusive Post Report Copyright Violation | |
Anonymous Coward User ID: 7052598 United States 12/18/2011 04:32 PM Report Abusive Post Report Copyright Violation | |
Cheleve
(OP) User ID: 4990429 United States 12/18/2011 04:46 PM Report Abusive Post Report Copyright Violation | |
Anonymous Coward User ID: 7135675 United States 12/18/2011 04:50 PM Report Abusive Post Report Copyright Violation | |
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Anonymous Coward User ID: 6044053 United Kingdom 12/18/2011 04:55 PM Report Abusive Post Report Copyright Violation | You do know that the sun has set when its edge is still visible. Its due to the lens effect of the atmosphere and curvature of the earth. To do a true timing you need to look at the sunrise and sunset and subtract one from the other to give the true daytime. The effects are then cancelled out. |
Cheleve
(OP) User ID: 4990429 United States 12/18/2011 05:20 PM Report Abusive Post Report Copyright Violation | You do know that the sun has set when its edge is still visible. Its due to the lens effect of the atmosphere and curvature of the earth. To do a true timing you need to look at the sunrise and sunset and subtract one from the other to give the true daytime. The effects are then cancelled out. Thank You for info Cheleve |