Length Of Day In New York State On the First Day of Autumn
About Length Of Day In New York State On the First Day of Autumn ....
The first day of autumn does not have exactly 12 hours day and 12 hours of night. There is about 12 hours and 7 minutes of daylight, depending on what part of New York State you are to celebrate the autumn equinox due to refraction of light on the earth's atmosphere. This is The Town of Massena will have the longest day in all of New York State, at 12 hours, 7 minutes and 54 seconds. The Borough of Staten Island will have shortest day, at 12 hours, 7 minutes and 29 seconds. On Wednesday, September 27th this reverses -- the day will actually be slightly longer in Staten Island then Massena.
This article explains why "Equinox Does Not Have Exactly 12 Hours of Daylight and Night". https://www.timeanddate.com/astronomy/equinox-not-equal.html
Helpful Hint: While I suggest you look on blog for a downloadable PDF Map, you should be able to print or save this map by clicking the print button on the map above.
Data Sources
Length Of Day In New York State On the First Day of Autumn - You can download the KMZ File used in creation of this map.
3DEP Elevation Hillshade. LIDAR and legacy USGS DRG Topo Derived hillshades used as a background. DEM - WMS Service: https://elevation.nationalmap.gov/arcgis/services/3DEPElevation/ImageServer/WMSServer, Layer: 3DEPElevation:Hillshade Gray
Full List of WMS and ArcMap Services - CSV Spreadsheet with all web map services currently used on the blog.
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