Bob Moler's Ephemeris Blog

Thursday, September 1st.  The sun will rise at 7:04.  It’ll be up for 13 hours and 14 minutes, setting at 8:19.   The moon, 3 days before first quarter, will set at 9:53 this evening.

Let’s look at the skies for the month of September. The sun will moving at its greatest speed in its retreat to the south. Daylight hours in the Interlochen/Traverse City area and will drop from 13 hours and 14 minutes today to 11 hours 46 minutes on the 30th. The altitude of the sun above the southern horizon at local noon will be 54 degrees today, and will descend to 42 degrees on the 30th. The Straits area will see the sun a degree lower.  The season of summer is getting short, so enjoy it while you can. Summer ends and autumn begins at 5:05 a.m. on September 23rd.  We are losing Saturn into the evening twilight but it will be replaced in the evening sky by Jupiter rising earlier by a half hour each week.

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