1. Sunrise, sunset, day length and solar time for Biisk

2. Sunrise, sunset, day length and solar time for Ahvaz

3. Sunrise, sunset, day length and solar time for Almaty

4. The current local time in Ahvaz is 81 minutes ahead of apparent solar time.

5. Astronomical or solar time switches can be used as an alterative to twilight switches (also known as photo-electric or day/night switch).

6. The International Meridien Conference of 1884 established Greenwich Mean Time, referring to the mean solar time at the Royal Observatory in Greenwich, near London.

7. Sunrise: 06:25AM; Sunset: 07:24PM; Day length: 12h 59m; Solar noon: 12:55PM; The current local time in Almaty is 55 minutes ahead of apparent solar time.

8. Babylonian astronomers knew of the equation of time and were correcting for it as well as the different rotation rate of the stars, sidereal time, to obtain a mean solar time much more accurate than their water clocks.