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Ephemeris: History, Art & Standards

In astronomy and celestial navigation, an ephemeris (/ɪˈfɛmərɪs/; pl. ephemerides /ˌɛfəˈmɛrɪˌdiːz/; from Latin ephemeris 'diary', from Ancient Greek ἐφημερίς (ephēmerís) 'diary, journal') is a book with tables that gives the trajectory of naturally occurring astronomical objects and artificial satellites in the sky, i.e., the position (and possibly…

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Ephemeris topic overview

The analysis highlights History, Art and Standards as prominent areas in the source structure around Ephemeris.

Related topics
89
Source areas
3
Connected nodes
92
Extracted relationships
77
Related term clusters
33
Bridge connections
92

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

History · 39 topics
Modern ephemeris · 25 topics
Overview · 25 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

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Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Modern ephemeris

For the semantics nerds

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Advanced semantic analysis

How Ephemeris connects Entity context

The extracted context around Ephemeris shows recurring relationship patterns in the source. For example, Ephemeris → Abraão, According, Alfonsine Tables, Almagest, Almanach Perpetuum, Although, Arabic, Babylonian, Cambridge, Chinese, Christopher Columbus, Copernican, Copernicus, Copernicus's, Cremona, Dresden Codex, Ephemerides, Erasmus Reinhold, European, Fazārī9th Another extracted example is Ephemeris → Conventional, Development Ephemeris, Ephemeride Lunaire Parisienne, The Jet Propulsion Laboratory, VSOP. Use these groups to spot repeated connection types before inspecting the individual relationships.

Ephemeris

Top relations

related to history · 69
Ephemeris → Abraão, According, Alfonsine Tables, Almagest, Almanach Perpetuum, Although, Arabic, Babylonian, Cambridge, Chinese, Christopher Columbus, Copernican, Copernicus, Copernicus's, Cremona, Dresden Codex, Ephemerides, Erasmus Reinhold, European, Fazārī9th
related to Modern ephemeris · 5
Ephemeris → Conventional, Development Ephemeris, Ephemeride Lunaire Parisienne, The Jet Propulsion Laboratory, VSOP
is a · 1
Ephemeris → prime example

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

ephemerides tables celestial positions astronomy astronomical used position time planets isbn modern century planetary navigation often moon standard published one

Ephemeris relationships Subject–Predicate–Object triples

TTTA extracted 77 structured relationships around Ephemeris. Examples in this analysis include Ephemeris → is a → prime example and Chiron.Ephemerides are used in celestial navigation → instance of → and the positions of minor celestial bodies. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Ephemerisis aprime example0.90text
Chiron.Ephemerides are used in celestial navigationinstance ofand the positions of minor celestial bodies0.80text
astronomyinstance ofand the positions of minor celestial bodies0.80text
Ephemerisrelated to historyEphemerides0.60section
Ephemerisrelated to historyBabylonian0.60section
Ephemerisrelated to historyAlmagest0.60section
Ephemerisrelated to historyHandy Tables0.60section
Ephemerisrelated to historyPtolemy8th0.60section
Ephemerisrelated to historyIbrāhīm0.60section
Ephemerisrelated to historyFazārī9th0.60section
Ephemerisrelated to historyMuḥammad0.60section
Ephemerisrelated to historyMūsā0.60section

Related concept clusters Related term clusters

The concept neighborhoods around Ephemeris bring nearby vocabulary together. In this analysis, examples include Century, Position and Tables. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • published ephemerides
    • Regiomontanus
    • Modern
    • Sky
    • Also
    • Computers
    • Contain
    • Ephemeris
    • Data
    • Navigation
    • Planets
    • Used
    • Still
  • astronomy
    • Book
    • Celestial
    • Ephemerides
    • Navigation
    • Time
    • Astronomical
    • Modern
    • Standard
    • Used
    • Century
    • Ephemeris
    • Date
  • celestial navigation
    • Used
    • Navigation
    • Time
    • Satellites
    • Positions
    • Book
    • Sky
    • Ephemerides
    • Contain
    • Data
    • Position
    • Form
  • astronomical objects
    • Time
    • Book
    • Celestial
    • System
    • Position
    • Astronomy
    • Positions
    • Date
    • Ephemeris
    • Given
    • Motion
    • Phenomena
  • celestial bodies
    • Used
    • Navigation
    • Time
    • Positions
    • Book
    • Sky
    • Ephemerides
    • Contain
    • Data
    • Position
    • Ephemeris
    • Date
  • babylonian astronomy
    • Book
    • Celestial
    • Ephemerides
    • Navigation
    • Time
    • Astronomical
    • Modern
    • Standard
    • Used
    • Century
    • Ephemeris
    • Date
  • islamic astronomy
    • Book
    • Celestial
    • Ephemerides
    • Navigation
    • Time
    • Astronomical
    • Modern
    • Standard
    • Used
    • Century
    • Ephemeris
    • Date
  • celestial mechanics
    • Used
    • Navigation
    • Time
    • Positions
    • Book
    • Sky
    • Ephemerides
    • Contain
    • Data
    • Position
    • Ephemeris
    • Date

Connections between topic areas Semantic bridges

For Ephemeris, one of the stronger structural bridges in this analysis connects Ephemeris with History. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Ephemeris — History · splits 53 ⟂ 40
Ephemeris — Overview · splits 67 ⟂ 26
Ephemeris — Modern ephemeris · splits 67 ⟂ 26

Map overview Semantic statistics

Ephemeris

Nodes93
Edges92
Triples77
Avg. degree1.98
Density0.021505
Components1

Source & methodology

TTTA analyzes the structure around Ephemeris to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Art & Standards, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Ephemeris · EN edition · Analysis: TopicsToTalkAbout

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