# Carl Keenan Seyfert

> Carl Keenan Seyfert was an American astronomer. He is best known for his 1943 research paper on high-excitation line emission from the centers of some spiral galaxies, which are named Seyfert galaxies after him. Seyfert's Sextet, a group of galaxies, is also named after him.

*American astronomer (1911–1960)*

**Canonical URL:** https://fame.am/person/carl-keenan-seyfert

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** United States
- **Born:** 1911-02-11
- **Died:** 1960-06-13
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 50.8 / 100
- **Momentum:** 1.3 / 100  (trend: FALLING)
- **Historical depth:** 20.7 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 55.0 / 100

## Sources
- [Carl Keenan Seyfert](https://tr.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [كارل زايفرت](https://ar.wikipedia.org/wiki/%D9%83%D8%A7%D8%B1%D9%84_%D8%B2%D8%A7%D9%8A%D9%81%D8%B1%D8%AA)
- [كارل زايفرت](https://arz.wikipedia.org/wiki/%D9%83%D8%A7%D8%B1%D9%84_%D8%B2%D8%A7%D9%8A%D9%81%D8%B1%D8%AA)
- [کارل کینن سیفرت](https://azb.wikipedia.org/wiki/%DA%A9%D8%A7%D8%B1%D9%84_%DA%A9%DB%8C%D9%86%D9%86_%D8%B3%DB%8C%D9%81%D8%B1%D8%AA)
- [Carl Keenan Seyfert](https://ca.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Seyfert](https://cs.wikipedia.org/wiki/Carl_Seyfert)
- [Carl Keenan Seyfert](https://de.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Καρλ Σίφερτ](https://el.wikipedia.org/wiki/%CE%9A%CE%B1%CF%81%CE%BB_%CE%A3%CE%AF%CF%86%CE%B5%CF%81%CF%84)
- [Carl K. Seyfert](https://en.wikipedia.org/wiki/Carl_K._Seyfert)
- [Carl Keenan Seyfert](https://es.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [کارل کینن سیفرت](https://fa.wikipedia.org/wiki/%DA%A9%D8%A7%D8%B1%D9%84_%DA%A9%DB%8C%D9%86%D9%86_%D8%B3%DB%8C%D9%81%D8%B1%D8%AA)
- [Carl Keenan Seyfert](https://fi.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Keenan Seyfert](https://fr.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Keenan Seyfert](https://ga.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Keenan Seyfert](https://it.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [カール・セイファート](https://ja.wikipedia.org/wiki/%E3%82%AB%E3%83%BC%E3%83%AB%E3%83%BB%E3%82%BB%E3%82%A4%E3%83%95%E3%82%A1%E3%83%BC%E3%83%88)
- [칼 키넌 세이퍼트](https://ko.wikipedia.org/wiki/%EC%B9%BC_%ED%82%A4%EB%84%8C_%EC%84%B8%EC%9D%B4%ED%8D%BC%ED%8A%B8)
- [Carl Keenan Seyfert](https://lb.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Keenan Seyfert](https://nl.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Seyfert](https://pl.wikipedia.org/wiki/Carl_Seyfert)
- [Carl K. Seyfert](https://pt.wikipedia.org/wiki/Carl_K._Seyfert)
- [Сейферт, Карл Кинан](https://ru.wikipedia.org/wiki/%D0%A1%D0%B5%D0%B9%D1%84%D0%B5%D1%80%D1%82%2C_%D0%9A%D0%B0%D1%80%D0%BB_%D0%9A%D0%B8%D0%BD%D0%B0%D0%BD)
- [Carl Keenan Seyfert](https://sl.wikipedia.org/wiki/Carl_Keenan_Seyfert)
- [Carl Seyfert](https://sv.wikipedia.org/wiki/Carl_Seyfert)
- [கார்ல் கீனான் சீபெர்ட்](https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AE%BE%E0%AE%B0%E0%AF%8D%E0%AE%B2%E0%AF%8D_%E0%AE%95%E0%AF%80%E0%AE%A9%E0%AE%BE%E0%AE%A9%E0%AF%8D_%E0%AE%9A%E0%AF%80%E0%AE%AA%E0%AF%86%E0%AE%B0%E0%AF%8D%E0%AE%9F%E0%AF%8D)
- [Wikidata](https://www.wikidata.org/wiki/Q453675)

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