Site Search

text size
Grouped pubs nav
Whitakers 2016 cover
Astronomical data for the year 2017.
Print publication date: Feb, 2016
Word count: 21,370
Astronomy 2017
British Summer Time is the legal time for general purposes...
Word count: 96
Astronomy 2017
The seasons are defined astronomically as follows:
Word count: 320
Astronomy 2017
If you were located at any particular place on Earth, you could witness, on average, a total solar eclipse (TSE) once every 360 years.
Word count: 534
Astronomy 2017
During 2017 there will be four eclipses, two of the Sun and two of the Moon.
Word count: 196
Astronomy 2017
The length of a sidereal day in mean time is 23h 56m 04s.09.
Word count: 515
Astronomy 2017
From the earliest ages, the natural division of time into recurring periods of day and night has provided the practical time-scale for the everyday...
Word count: 3,539
Astronomy 2017
The refraction table is in the form of a critical table...
Subjects: mean refraction
Word count: 129
Astronomy 2017
The shape of the Earth is that of an oblate spheroid or solid of revolution whose meridian sections are ellipses not differing much from circles...
Word count: 379
Astronomy 2017
The Earth’s main magnetic field corresponds approximately to that of a very strong small bar magnet near the centre of the Earth, but with...
Word count: 1,138
Astronomy 2017
Explanation of the astronomical data and glossary of terms for the monthly data tables.
Word count: 1,705
Astronomy 2017
JanuaryJanuary 2017February
Calendar and astronomical data for January.
Word count: 2,172
Astronomy 2017
FebruaryFebruary 2017March
Calendar and astronomical data for February.
Word count: 2,029
Astronomy 2017
MarchMarch 2017April
Calendar and astronomical data for March.
Word count: 2,228
Astronomy 2017
AprilApril 2017May
Calendar and astronomical data for April.
Word count: 2,062
Astronomy 2017
MayMay 2017June
Calendar and astronomical data for May.
Word count: 2,106
Astronomy 2017
JuneJune 2017July
Calendar and astronomical data for June.
Word count: 2,006