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Tempel 1: Characters & History

Tempel 1 (official designation: 9P/Tempel) is a Jupiter-family comet discovered by Wilhelm Tempel in 1867. It completes an orbit of the Sun every 5.6 years. Tempel 1 was the target of the Deep Impact space mission, which photographed a deliberate high-speed impact upon the comet in 2005. It was re-visited by the Stardust spacecraft on 14 February 2011…

Language: English [EN]
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Tempel 1 topic overview

The analysis highlights Characters and History as prominent areas in the source structure around Tempel 1.

Related topics
39
Source areas
5
Connected nodes
44
Extracted relationships
107
Concept neighborhoods
16
Bridge connections
44

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.

Exploration · 16 topics
Discovery and orbital history · 9 topics
Close approaches · 5 topics
Overview · 5 topics
Physical characteristics · 4 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.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Alternative designations
Tempel 1 · 1867 II, 1873 I, 1879 III · 1966 VII, 1972 V, 1978 II · 1983 XI, 1989 I, 1994 XIX · 1873a, 1879b, 1972a
Aphelion
4.757 AU
Argument of periapsis
179.54°
Comet total magnitude (M1)
12.9
Dimensions
7.6 km × 4.9 km (4.7 mi × 3.0 mi)
Discovered by
Wilhelm Tempel

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

Discovery and orbital history

Physical characteristics

Exploration

Close approaches

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Tempel 1 connects Entity context

The extracted context around Tempel 1 shows recurring relationship patterns in the source. For example, Tempel 1 → According, Archived, Comet Wild, Deep Impact, Energy, February, Gigajoules, In, It, July, NASA, New Exploration, NExT, On February, Stardust, Tempel, The, This, TNT, UTC Another extracted example is Tempel 1 → April, At, AU, Earth, II, III, It, Jupiter, Marseille, P/1867 G1, P/1873 G1, Perihelion, Photographic, Tempel, This, Wilhelm Tempel. Use these groups to spot repeated connection types before inspecting the individual relationships.

Tempel 1

Top relations

related to NEXT mission · 21
Tempel 1 → According, Archived, Comet Wild, Deep Impact, Energy, February, Gigajoules, In, It, July, NASA, New Exploration, NExT, On February, Stardust, Tempel, The, This, TNT, UTC
related to history · 16
Tempel 1 → April, At, AU, Earth, II, III, It, Jupiter, Marseille, P/1867 G1, P/1873 G1, Perihelion, Photographic, Tempel, This, Wilhelm Tempel
has impact · 11
Tempel 1 → Deep Impact, Deep Impact's, EDT, July, NASA Deep Impact, On, Spitzer, Spitzer Space Telescope, Tempel, The, UTC
related to Close approaches · 10
Tempel 1 → AU, Ceres, Comets, Jupiter, Jupiter-family, Mars, November, October, Tempel, Then
related to External links · 8
Tempel 1 → Deep ImpactNASA, Discovery, Ephemeris, JPL Small-Body DatabaseClose, Orbit, Physical, Stardust-NExT, Tempel
Alternative designations · 7
Tempel 1 → 1867 II, 1873 I, 1879 III, 1873a, 1879b, 1972a, 1966 VII, 1972 V, 1978 II, 1977i, 1982j, 1989 I, 1983 XI, 1989 I, 1994 XIX, 1987e1, 1993c, Tempel 1
related to Physical characteristics · 6
Tempel 1 → Hubble Space Telescope, Its, Measurements, Spitzer Space Telescope, Tempel, The
related to Gallery · 5
Tempel 1 → Deep Impact, Different, Stardust, Tempel, The
MPC designation · 2
Tempel 1 → P/1867 G1, P/1873 G1, P/1967 L1, P/1972 A1
Aphelion · 1
Tempel 1 → 4.757 AU

Important terminology

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

Important terminology

tempel perihelion comet impact deep km au jupiter nucleus orbit million nasa crater years stardust mission next discovery mi discovered

Tempel 1 relationships Subject–Predicate–Object triples

TTTA extracted 107 structured relationships around Tempel 1. Examples in this analysis include Tempel 1 → Alternative designations → Tempel 1 and Tempel 1 → Alternative designations → 1867 II, 1873 I, 1879 III. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Tempel 1Alternative designationsTempel 11.00infobox
Tempel 1Alternative designations1867 II, 1873 I, 1879 III1.00infobox
Tempel 1Alternative designations1966 VII, 1972 V, 1978 II1.00infobox
Tempel 1Alternative designations1983 XI, 1989 I, 1994 XIX1.00infobox
Tempel 1Alternative designations1873a, 1879b, 1972a1.00infobox
Tempel 1Alternative designations1977i, 1982j, 1989 I1.00infobox
Tempel 1Alternative designations1987e1, 1993c1.00infobox
Tempel 1Aphelion4.757 AU1.00infobox
Tempel 1Argument of periapsis179.54°1.00infobox
Tempel 1Comet total magnitude (M1)12.91.00infobox
Tempel 1Dimensions7.6 km × 4.9 km (4.7 mi × 3.0 mi)1.00infobox
Tempel 1Discovered byWilhelm Tempel1.00infobox
Tempel 1Discovery date3 April 18671.00infobox
Tempel 1Earth MOID0.52 AU1.00infobox
Tempel 1Eccentricity0.50971.00infobox
Tempel 1Epoch25 February 2023 (JD 2460000.5)1.00infobox
Tempel 1Geometric albedo0.051.00infobox
Tempel 1Inclination10.474°1.00infobox
Tempel 1Last perihelion4 March 20221.00infobox
Tempel 1Longitude of ascending node68.64°1.00infobox
Tempel 1Mass7.2×1013 to 7.9×1013 kg[a]1.00infobox
Tempel 1Mean density0.62 g/cm31.00infobox
Tempel 1MPC designationP/1867 G1, P/1873 G11.00infobox
Tempel 1MPC designationP/1967 L1, P/1972 A11.00infobox
Tempel 1Next perihelion12 February 20281.00infobox
Tempel 1Orbital period5.59 years1.00infobox
Tempel 1Perihelion1.545 AU (1.77 AU after 2024 Jupiter approach)1.00infobox
Tempel 1Pronunciation/ˈtɛmpəl/1.00infobox
Tempel 1Semi-major axis3.151 AU1.00infobox
Tempel 1Synodic rotation period40.7 hours1.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around Tempel 1 bring nearby vocabulary together. In this analysis, examples include Deep, Impact and Close. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Tempel 1
    • Deep
    • Impact
    • Close
    • Discovery
    • Magnitude
    • Mission
    • Nasa
    • Stardust
    • Orbit
    • Jupiter
    • Nucleus
    • Wilhelm
  • tempel 1
    • Deep
    • Impact
    • Close
    • Discovery
    • Magnitude
    • Mission
    • Nasa
    • Stardust
    • Orbit
    • Jupiter
    • Nucleus
    • Wilhelm
  • wilhelm tempel
    • Deep
    • Impact
    • Close
    • Discovery
    • Magnitude
    • Mission
    • Nasa
    • Stardust
    • Orbit
    • Jupiter
    • Nucleus
    • Years
  • deep impact
    • Impact
    • Nasa
    • Crater
    • Tempel
    • Images
    • Mission
    • Space
    • Stardust
    • Nucleus
    • Discovery
    • Next
    • Spacecraft
  • comet wild 2
    • Magnitude
    • Tempel
    • Perihelion
    • Au
    • Discovered
    • Mission
    • Seen
    • Close
    • Years
    • Jupiter
    • Wilhelm
    • Km
  • perihelion
    • Au
    • Million
    • Km
    • Jupiter
    • Years
    • Approach
    • Close
    • Mi
    • Discovery
    • Magnitude
    • Next
    • Orbital
  • close approaches
    • Orbital
    • Period
    • Jupiter
    • Discovered
    • Discovery
    • Magnitude
    • Tempel
    • Years
    • Perihelion
    • Orbit
    • Comet
    • Wilhelm
  • discovery and orbital history
    • Period
    • Years
    • Magnitude
    • Close
    • Wilhelm
    • Tempel
    • Images
    • Mission
    • Next
    • Orbital
    • Perihelion
    • Impact

Connections between topic areas Semantic bridges

For Tempel 1, one of the stronger structural bridges in this analysis connects Tempel 1 with Exploration. 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
Tempel 1Exploration · splits 28 ⟂ 17
Tempel 1Discovery and orbital history · splits 35 ⟂ 10
Tempel 1Overview · splits 39 ⟂ 6
Tempel 1Close approaches · splits 39 ⟂ 6
Tempel 1Physical characteristics · splits 40 ⟂ 5

Map overview Semantic statistics

Tempel 1

Nodes45
Edges44
Triples107
Avg. degree1.96
Density0.044444
Components1

Source & methodology

TTTA analyzes the structure around Tempel 1 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Characters & History, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Tempel 1 · EN edition · Analysis: TopicsToTalkAbout

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