|
ASTRONOMY 5 THIRD HOUR SESSION “C” |
NAME |
|
||
|
|
|
|
|
|
|
ACTIVITY:
Constellation Charts: Part II – Ecliptic, Seasons, Precession |
DATE |
|
ID# |
|
1. What
are the Right Ascension and Declination coordinates for the star
________________?
|
|
|
2. Other than stars, name three other types of
celestial objects plotted on the charts.
|
|
|
|
3. From
the chart legends, what type of star is _________________ and what is its
magnitude?
|
|
|
4. Name three constellations found on the ecliptic.
|
|
|
|
5. Which
constellation will the Sun occupy during the next _______ ? And for the
________ that follows this ________ , which constellation will the Sun occupy?
|
|
|
6. Which constellation does the Sun occupy
on the date of _________________ ?
|
|
7. Near what line
should you find the Moon or the planets?
|
|
8. Other than
the Sun, which very bright stars are
near the meridian at
|
|
|
9. For
an object located at the following coordinates:______________, can you see this
object in the evening or morning sky on _____________________?
|
|
10. If _____________ is in opposition on_______________, what
constellation does it occupy?
|
|
10. Examine the small segments of the SC001 star charts below. The segment on the left is from a chart of
epoch 1925. The one on the right is set
for epoch 2000, like the one you currently have. What is the Bayer designation of the star
indicated on the ’1925’ map? How much
did this star’s position change in 75 years (degrees)? What phenomenon accounts for this change in
location?
|
|
|
|
11. From your estimated amount of movement of the star in #10, calculate
the period of one complete cycle of the phenomenon causing this star change in
position.
|
|
12. In what year was the star
Thuban considered the North Polar Star?
|
|
