# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/adriaan-van-maanen
# Generated: 2026-08-15T02:09:59.587Z

schema: https://schema.org/Person
url: "https://fame.am/person/adriaan-van-maanen"
name: "Adriaan van Maanen"
slug: "adriaan-van-maanen"
description: "Adriaan van Maanen was a Dutch-American astronomer. Born in Friesland, he studied astronomy at the University of Utrecht, earning his Ph.D. in 1911, and worked briefly at the University of Groningen. In 1911, he came to the United States to work as a volunteer in an unpaid capacity at Yerkes Observatory. Within a year he got a position at the Mount Wilson Observatory, where he remained active until his death in 1946."
tagline: "Dutch astronomer (1884–1946)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Adriaan_van_Maanen.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1884-03-31"
deathDate: "1946-01-26"
livingStatus: "DECEASED"
scores:
  popularity:           48.17
  momentum:             15
  historical:           13.74683333333333
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://zh.wikipedia.org/wiki/%E9%98%BF%E5%BE%B7%E9%87%8C%E5%AE%89%C2%B7%E8%8C%83%E9%A6%AC%E5%AB%A9"
    title: "阿德里安·范馬嫩"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://fy.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://gl.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E3%82%A2%E3%83%89%E3%83%AA%E3%82%A2%E3%83%B3%E3%83%BB%E3%83%B4%E3%82%A1%E3%83%B3%E3%83%BB%E3%83%9E%E3%83%BC%E3%83%8D%E3%83%B3"
    title: "アドリアン・ヴァン・マーネン"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B0%D0%BD%D0%B5%D0%BD%2C_%D0%90%D0%B4%D1%80%D0%B8%D0%B0%D0%BD_%D0%B2%D0%B0%D0%BD"
    title: "Маанен, Адриан ван"
    type:  "WIKIPEDIA"
  - url: "https://sl.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://sv.wikipedia.org/wiki/Adriaan_van_Maanen"
    title: "Adriaan van Maanen"
    type:  "WIKIPEDIA"
  - url: "https://ta.wikipedia.org/wiki/%E0%AE%85%E0%AE%A4%E0%AE%BF%E0%AE%B0%E0%AE%BF%E0%AE%AF%E0%AE%BE%E0%AE%A9%E0%AF%8D_%E0%AE%B5%E0%AE%BE%E0%AE%A9%E0%AF%8D_%E0%AE%AE%E0%AE%BE%E0%AE%A9%E0%AE%A9%E0%AF%8D"
    title: "அதிரியான் வான் மானன்"
    type:  "WIKIPEDIA"
  - url: "https://uk.wikipedia.org/wiki/%D0%90%D0%B4%D1%80%D1%96%D0%B0%D0%BD_%D0%B2%D0%B0%D0%BD_%D0%9C%D0%B0%D0%B0%D0%BD%D0%B5%D0%BD"
    title: "Адріан ван Маанен"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q2013915"
    title: "Wikidata"
    type:  "WIKIDATA"

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