# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/mary-r-calvert
# Generated: 2026-08-14T11:19:45.102Z

schema: https://schema.org/Person
url: "https://fame.am/person/mary-r-calvert"
name: "Mary R. Calvert"
slug: "mary-r-calvert"
description: "Mary Ross Calvert was an American astronomical computer and astrophotographer. She started as her uncle Edward Emerson Barnard's assistant and ended publishing his work that cataloged over 300 dark objects — primarily those that extinguish the most starlight reaching the Earth lie between the bulk thus between the Local Arm and the Sagittarius Arm. She went on to publish other photographic works on astronomy."
tagline: "American astronomer"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Mary_Calvert_1927_passport.jpg?width=1200"
gender: "female"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1884-06-20"
deathDate: "1974-06-15"
livingStatus: "DECEASED"
scores:
  popularity:           40.91
  momentum:             25
  historical:           6.338913333333334
  currentAttention:     0
  sourceConfidence:     39.99999999999999
  profileCompleteness:  70
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://ta.wikipedia.org/wiki/%E0%AE%AE%E0%AF%87%E0%AE%B0%E0%AE%BF_%E0%AE%86%E0%AE%B0%E0%AF%8D._%E0%AE%95%E0%AE%BE%E0%AE%B2%E0%AF%8D%E0%AE%B5%E0%AF%86%E0%AE%B0%E0%AF%8D%E0%AE%9F%E0%AF%8D"
    title: "மேரி ஆர். கால்வெர்ட்"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%85%D8%A7%D8%B1%D9%8A_%D8%A3%D8%B1_%D9%83%D8%A7%D9%84%D9%81%D9%8A%D8%B1%D8%AA"
    title: "ماري أر كالفيرت"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Mary_R._Calvert"
    title: "Mary R. Calvert"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Mary_R._Calvert"
    title: "Mary R. Calvert"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Mary_R._Calvert"
    title: "Mary R. Calvert"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Mary_R._Calvert"
    title: "Mary R. Calvert"
    type:  "WIKIPEDIA"
  - url: "https://he.wikipedia.org/wiki/%D7%9E%D7%A8%D7%99_%D7%A8%D7%95%D7%A1_%D7%A7%D7%9C%D7%91%D7%A8%D7%98"
    title: "מרי רוס קלברט"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q6780567"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump