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Time and Date
Information such as yearly and monthly calendars, counters, countdown, and the world clock which shows the current time in cities all over the world.8
1,013
3,196,931
12,500,000
151,000
512
Maya Calendar 2000
The calendar was the center of Maya life and their greatest cultural achievement. To carry out their astronomical calculations they developed a sophisticated mathematical system. The Maya Calendar website is developing with the intent of ...5
1,492,355
NA
NA
NA
3
Millennium Mistake
Explains the difference between millennium and year 2000 as the absence of a year zero.5
NA
NA
477
17
3
Astro Portal - CalSKY
The worldwide interactive online astronomical/space calendar and calculator - for friends of astronomy, as well as astronomers.6
393,022
NA
280,000
121
381
ACalendar.com
The calendar has many options with a standard monthly interface, including sunrise, sunset, and Moon phases.4
25,456,811
NA
3,610,000,000
1
NA
Calendopaedia
The encyclopaedia of calendars.5
15,464,589
NA
239
204
2
GMT: Greenwich Mean Time
Complete guide to times in every time zone in the world.7
5,475
NA
98,600
61,900
4
LunarCal - A Perpetual Chinese Lunar Calendar
LunarCal is a 160-year perpetual Chinese Lunar Calendar for 1900 to 2060. Chinese festivals are listed and the moon phase is displayed.5
4,248,750
NA
12,600
188
3
1
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