Dawn or civil dawn is the time at which the sun is 6 degrees below the horizon in the morning. Civil dawn is defined as that time at which there is enough light for objects to be distinguishable and that outdoor activities can commence.

Nautical dawn is the time at which the sun is 12 degrees below the horizon in the morning. Nautical dawn is defined as that time at which there is just enough sunlight for objects to be distinguishable.

Astronomical dawn is the time at which the sun is 18 degrees below the horizon in the morning. Astronomical dawn is that point in time at which the sun starts lightening the sky. Prior to this time, the sky is completely dark.

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wat if I told you to jus take control of me then release me? -dawn richards
hOneybeepretty (brittney j`nae) Sun, 03 Jan 2010 03:27:53 -0000
wat if I told you to jus take control of me then release me? -dawn richards
Last day of the holidays... nanny's coming back this evening... & tomorrow at dawn I'll be heading back to work with ful force
leonniefm (Leonnie F Merinsca) Sun, 03 Jan 2010 03:27:42 -0000
Last day of the holidays... nanny's coming back this evening... & tomorrow at dawn I'll be heading back to work with ful force
@DawnRichard imiss both of yall! and dawn.. i need to hear more of your voiceZ!! im going thru withdrawl lol
jeffhotboi231 (Jeff) Sun, 03 Jan 2010 03:27:00 -0000
@DawnRichard imiss both of yall! and dawn.. i need to hear more of your voiceZ!! im going thru withdrawl lol
watched 3 movies with chris donohue today. wall-e, ice age: dawn of the dinosaurs, and the bucket list. naptime again.
annaholllla (Anna Schenkel) Sun, 03 Jan 2010 03:26:24 -0000
watched 3 movies with chris donohue today. wall-e, ice age: dawn of the dinosaurs, and the bucket list. naptime again.
hangin with Dawn!
crissyj624 (Crystal Thornhill) Sun, 03 Jan 2010 03:25:58 -0000
hangin with Dawn!
just voted "breaking dawn" on "would you rather star in eclipse or breaking?" vote too ➔ http://bit.ly/6FC1DR
HelenaFig (Helena Figueiredo) Sun, 03 Jan 2010 03:25:57 -0000
just voted "breaking dawn" on "would you rather star in eclipse or breaking?" vote too ➔ http://bit.ly/6FC1DR

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