单项选择题
In the horizon system of coordinates what is equivalent to latitude on the Earth?（）.
A.Altitude
B.Zenith
C.Declination
D.Zenith distance
点击查看答案&解析
相关考题
-
单项选择题
In the horizon system of coordinates what is equivalent to the equator on the Earth?（）.
A.Prime vertical circle
B.Principal vertical circle
C.Parallels of altitude
D.Horizon -
单项选择题
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 -
单项选择题
In low latitudes，a first quarter Moon will always rise at about（）.
A.sunrise
B.1200 LMT
C.sunset
D.2400 LMT
