Theta Cephei
type: Thing
alternate name: 2 Cephei
alternate name: HR 7850
alternate name: HD 195725
alternate name: 2 Cep
alternate name: ROT 2994
alternate name: Renson 54530
alternate name: HIP 101093
alternate name: HIC 101093
alternate name: SAO 18897
alternate name: CEL 5091
description: binary star system in the constellation Cepheus
additional property: PropertyValue
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  value: spectroscopic binary
additional property: PropertyValue
  property ID: P31
  value: high proper-motion star
additional property: PropertyValue
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  value: near-infrared source
additional property: PropertyValue
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additional property: PropertyValue
  property ID: P215
  value: A7III
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  value: HD 195725
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additional property: PropertyValue
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additional property: PropertyValue
  property ID: P3083
  value: * tet Cep
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additional property: PropertyValue
  property ID: P13228
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confidence:
  popularity graph score:
    score: 0.013
    score pct: 1
    tier: established
    components:
      sitelinks: 14
      sitelinks norm: 0.033
      unique citations: 11
      unique citations norm: 0.004
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 14
  unique citations: 11
  monthly pageviews: 0
  yearly pageviews: 38
  pageview trend:
    m: 2026-06
    v: 19
  pageview trend:
    m: 2026-05
    v: 4
  pageview trend:
    m: 2026-05
    v: 1
  pageview trend:
    m: 2026-05
    v: 1
  pageview trend:
    m: 2026-05
    v: 5
  pageview trend:
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    v: 8
  popularity:
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    max: 423
    pct: 3.3
  tier: established
claims:
  P31:
    value: Q1993624
    source count: 2
    confidence: 0.4
    value label: spectroscopic binary
  P31:
    value: Q2247863
    source count: 1
    confidence: 0.2
    value label: high proper-motion star
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    value: Q67206785
    source count: 1
    confidence: 0.2
    value label: near-infrared source
  P31:
    value: Q71798788
    source count: 1
    confidence: 0.2
    value label: ultraviolet source
  P31:
    value: Q1142192
    source count: 0
    confidence: 0.0
    value label: peculiar star
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    value: Q10468
    source count: 1
    confidence: 0.2
    value label: Cepheus
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    value: A7III
    source count: 1
    confidence: 0.2
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    source count: 1
    confidence: 0.2
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    value: HIP 101093
    source count: 1
    confidence: 0.2
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    value: HR 7850
    source count: 1
    confidence: 0.2
  P528:
    value: IRAS 20287+6249
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    confidence: 0.2
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    value: 2MASS J20293487+6259387
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    confidence: 0.2
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    value: /m/02ps34q
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    confidence: 0.2
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confidence: 0.2

value:
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value:
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value:
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value:
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value:
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value:
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value:
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value:
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value:
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confidence: 0.2

value:
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confidence: 0.2

value: * tet Cep
source count: 1
confidence: 0.2

value:
  unit: Q3674704
  amount: +52
source count: 1
confidence: 0.2

value:
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source count: 1
confidence: 0.2

value:
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source count: 1
confidence: 0.2

value: Q1264450
source count: 2
confidence: 0.4
value label: J2000.0

value:
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source count: 1
confidence: 0.2

value:
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value:
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value:
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value:
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value: 2243479676058593152
source count: 0
confidence: 0.0

source: Freebase Data Dumps
stated in qid: Q15241312
pub year: 2013

source: SB9: The ninth catalogue of spectroscopic binary orbits
stated in qid: Q29013482

source: SIMBAD
stated in qid: Q654724

source: A study of the bright A stars. I. A catalogue of spectral classifications
stated in qid: Q66617105

source: Catalogue of Stellar Photometry in Johnson's 11-color system
stated in qid: Q63881058

source: Gaia Early Data Release 3
stated in qid: Q98668919

source: Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations
stated in qid: Q54256272

source: Microturbulence and abundances in Am stars: inferences concerning metallicism
stated in qid: Q66436305

source: Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i
stated in qid: Q54150462

source: Gaia Data Release 2
stated in qid: Q51905050

source: The effective temperature scale of FGK stars. I. Determination of temperatures and angular diameters with the infrared flux method
stated in qid: Q66424410

wikidata id: Q3232653
domain: spectroscopic_binary
level: standard
html url: https://4ort.xyz/entity/theta-cephei
markdown url: https://4ort.xyz/entity/theta-cephei.md
facts url summary: https://4ort.xyz/entity/theta-cephei/facts.json
facts url standard: https://4ort.xyz/entity/theta-cephei/facts.json
facts url full: https://4ort.xyz/entity/theta-cephei/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-23T12:26:28.936920Z
entity updated at: 2026-05-03T23:45:09.469384+00:00Z
entity created at: 2026-04-10T23:50:38.260104+00:00Z