Julian Date Calculator App | The sell-by date for eggs can be up to 45 days after packing. Every egg carton has a code on its side; the last 3 numbers are the Julian date. Numbers from 001 to 365 correspond to a day of the year: the packaging date. 001 is Jan 1st and 365 is Dec 31st. For freshness, select the highest number you can find (the numbers wrap around in Jan). Or just use the app to convert the number to the packing date.
Help students monitor their time for a test or activity by projecting the time from your computer... I do this because I refuse to put up a clock in my classroom so they don't know when the bell will be ringing!
Discovered by accident, this manuscript page provides graphical insight to astronomy in medieval times, before the Renaissance and the influence of Nicolaus Copernicus, Tycho de Brahe, Johannes Kepler, and Galileo. The intriguing page is from lecture notes on astronomy compiled by the monk Magister Wolfgang de Styria before the year 1490 at Melk Abbey in Austria.
created a very interesting graphic showing what the real world costs would be if you were either Batman or Iron Man. As we all know these are both men who didn’t actually have super powers themselves but go to great lengths with their gear/gadgets to fight crime. Ever wondered how much these suits actually cost? This info-graphic calculates the cost of each of these heroes equipment all the way down to even the price of there lairs and cars.
Lunar-Solar Calendar used by early Christians to observe Sabbath Day-- On the ancient calendar, the seventh-day Sabbath always falls on the same dates of every month. On the Biblical lunar-solar calendar, each lunation (or lunar month) always begins with a New Moon day, which is in a class of worship day all by itself. Six work days follow on the second through seventh of the month. The seventh-day Sabbath always falls on the 8th, the 15th, the 22nd and the 29th of every lunar month.
Julian calendar - Wikipedia -a leap day added to Feb every 4 years, on average 365.25 days long. Approximates the tropical (solar) year. Greek astronomer Hipparchus; tropical year was a few min. shorter than 365.25 days; year gained about 3 days every 4 centuries Corrected by the Gregorian reform of 1582 by Pope Gregory XIII, years evenly divisible by 400 remain leap years. In 1582 Oct 5 became Oct 15