Matches in DBpedia 2016-04 for { ?s ?p "For related longer-term variations, see ΔT.The length of the day, which has increased over the long term of Earth's history due to tidal effects, is also subject to change on a shorter scale of time. Exact measurements of time by atomic clocks and satellite laser ranging have revealed that the length of day (LOD) is subject to a number of different fluctuations. These tiny fluctuations have periods which range from a few weeks to a few years. They are attributed to interactions between the dynamic atmosphere and Earth itself. The International Earth Rotation and Reference Systems Service monitors the changes.By custom and practice, a mean solar day is held to contain 86,400 seconds, although this is not strictly true when the term second is used in accordance with the SI system of units."@en }
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- Day_length_fluctuations abstract "For related longer-term variations, see ΔT.The length of the day, which has increased over the long term of Earth's history due to tidal effects, is also subject to change on a shorter scale of time. Exact measurements of time by atomic clocks and satellite laser ranging have revealed that the length of day (LOD) is subject to a number of different fluctuations. These tiny fluctuations have periods which range from a few weeks to a few years. They are attributed to interactions between the dynamic atmosphere and Earth itself. The International Earth Rotation and Reference Systems Service monitors the changes.By custom and practice, a mean solar day is held to contain 86,400 seconds, although this is not strictly true when the term second is used in accordance with the SI system of units.".
- Q5462620 abstract "For related longer-term variations, see ΔT.The length of the day, which has increased over the long term of Earth's history due to tidal effects, is also subject to change on a shorter scale of time. Exact measurements of time by atomic clocks and satellite laser ranging have revealed that the length of day (LOD) is subject to a number of different fluctuations. These tiny fluctuations have periods which range from a few weeks to a few years. They are attributed to interactions between the dynamic atmosphere and Earth itself. The International Earth Rotation and Reference Systems Service monitors the changes.By custom and practice, a mean solar day is held to contain 86,400 seconds, although this is not strictly true when the term second is used in accordance with the SI system of units.".