StarWatch

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These images are limiting magnitude (LM) charts for the Little Dipper with different degrees of light pollution. Match the stars that you circled on your star chart to those on the charts below and select the one that most closely resembles your night sky.

+1.0 LM Few stars visible
+2.0 LM Less than 2 dozen stars visible
+3.0 LM Less than 100 stars visible
+4.0 LM Milky Way not visible, more than 100 stars visible

+5.0 LM Hundreds of stars, Milky Way barely visible
+6.0 LM Milky Way visible, but lacks detail
+7.0 LM Milky Way, 1000s of stars
 

Enter the postal code of your observation site:

What night were you StarWatching?
Open the calendar popup.

What time were you StarWatching?
Open the time view popup.

What were the night sky conditions?


Could you see the Moon?

Comments on the observation site (nearby lights, etc.):
How did you find out about StarWatch?
Your name (this will appear on our map):
 

For more information about Earth Hour visit earthhour.org or wwf.ca