Compare the view of your nighttime sky to the Magnitude Charts below. This will determine the magnitude of the faintest stars that you can see at your location. When completing your observation, you will use the magnitude charts included in both the Family Activity Packet and Teacher Activity Packet.
For practice, try the Observation Practice quiz!*
Select the latitude closest to your location:
40 deg S |
20 deg S |
Equator |
20 deg N |
40 deg N |
60 deg N
(Images courtesy of Dennis L. Ward. © Copyright 2007 University Corporation for Atmospheric Research)
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| Cloudy Sky |
Magnitude 1 Chart |
Magnitude 2 Chart |
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| Magnitude 3 Chart |
Magnitude 4 Chart |
Magnitude 5 Chart |
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| Magnitude 6 Chart |
Magnitude 7 Chart |
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