In order for a star to be used for a sight at lower transit，the star must（）.<br>A:be circumpolar<br>B:have a declination equal to or greater than your latitude<br>C:have a GHA of 180°<br>D:have the SHA equal to or less than the LHA

In order for a star to be used for a sight at lower transit，the star must（）.
A:be circumpolar
B:have a declination equal to or greater than your latitude
C:have a GHA of 180°
D:have the SHA equal to or less than the LHA

出自：海船船员证

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