Bob Moler's Ephemeris Blog

Ephemeris for Monday, March 31st. The sun will rise at 7:25. It’ll be up for 12 hours and 43 minutes, setting at 8:08. The moon, 1 day past new, will set at 9:30 this evening.

The 4th month of the year begins tomorrow. Daylight hours in the Interlochen/Traverse City area and will increase from 12 hours and 46 minutes tomorrow to 14 hours 11 minutes on April 30th. The altitude, or angle, of the sun above the southern horizon at local noon will be 50 degrees tomorrow and will ascend to 60 degrees on April 30th. The altitude of the sun in the Straits area will be a degree lower. The actual time of local apparent noon this month for the Interlochen/Traverse City area, when the sun passes due south, will be about 1:43 p.m. The big event for this month will be a total lunar eclipse visible from our area in the wee hours of the morning on April 15th. It’s the first or two lunar eclipses visible from here this year. The other is in October.

Times are for the Traverse City/Interlochen area of Michigan. They may be different for your location.

Addendum

Star Chart for mid-month for April 2014 at 10 p.m. Credit: Bob Moler.

Add a half hour to every week before the 15th and subtract and hour for every week after the 15th.

For a list of constellation names to go with the abbreviations click here.