Local Daylight Saving Time from April 15 through October 15.ĭaylight Saving Time is when clocks are moved one hour ahead of Standard Time. The time in the table is local Standard Time from January 1 through April 1, and November 1 through December 15. This table shows clearly how every 15 days later the same sky map is used one hour early.įor example, the sky map for September 15 at 6:00 AM is the same sky map for the following dates and timesĦ:00 AM Standard Time or 7:00 AM Daylight Saving Timeĥ:00 AM Standard Time or 6:00 AM Daylight Saving TimeĤ:00 AM Standard Time or 5:00 AM Daylight Saving Timeģ:00 AM Standard Time or 4:00 AM Daylight Saving Time If the intersection is blank select a one hour earlier or later observing time.
The intersection on the month/date row and time column will give the best sky map to use. Then select the time column that is nearest to your planned observing time. To use it first select the nearest month/date row to your observing date. The below table is another way to determine which sky map to use. Notice on each sky map it shows other month/dates and times when that circle sky map is valid to use for observing.Īlso, see the second table below to see how the same sky map is used for Therefore the sky maps are titled January Evening, February Evening. The names for the sky map was selected as when you would use it 10:00 PM and 11:00 PM in the evening. Only 12 different sky maps used to cover the complete year and different times during the night.
To determine the circle sky map to use select the month/date that is nearest to your observing dateĪnd then select the closest observing time.ĭo not be concerned that when you selected a circle sky map that the title is different than you expected. Repeat their positions in the sky on a yearly basis as do the stars.įor planet locations down load the freeware program Home Planet These sky maps only show stars and not any planets because planets do not Print a black/white sky map with black stars, constellation lines for night time observingĬlicking on the star map shows a more detail constellation sky map.Sky map with stars, constellation lines, names & constellation boundaries.Sky map with stars, constellation lines & names.Sky map with stars and constellation lines.These sky maps were created to show the entire sky and fill a printed page.įive versions of each sky map are available: Therefore, different sky maps are use through out the night The northern stars will circle the Polars in a counterclock wise direction. Most of the stars will rise in the east and set in the west. The stars will move across the sky during the night. Just like the Sun moves across the sky during the day All sky maps are used to located stars and other objects in the sky for a certain date, time and observing location.
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