Orbis Terrarum Ancestralis K54
Orbis Terrarum Ancestralis K54 is a curated K=54 admixture calculator that estimates global ancestry proportions using 54 carefully chosen reference populations. Built for researchers, genealogists, and enthusiasts, it reveals fine-grained regional signals—from African hunter‑gatherers and Eurasian clusters to Austronesian, Indigenous American, and Jewish diaspora components—illuminating deep and recent migration histories with transparent, interpretable results.
Detalhes da Calculadora
Informação detalhada sobre esta calculadora de mistura genética
Sobre esta calculadora
Orbis Terrarum Ancestralis K54 is a curated K=54 genetic admixture calculator that decomposes a person’s genome into contributions from 54 globally distributed reference populations. Designed for researchers, genealogists, ancestry enthusiasts, and historians, it blends modern and ancient-informed reference clusters—spanning African hunter‑gatherers, multiple African and Eurasian regional groups, South and Southeast Asian clusters, Oceanian and Pacific lineages, Indigenous American and Arctic groups, and numerous European, Middle Eastern, and Jewish diaspora components. The result is a fine-grained portrait of continental and subcontinental ancestry signatures.
This calculator analyzes genome‑wide allele frequencies against carefully selected reference panels to estimate proportional ancestry, exposing both deep historical signals (for example, Out of Africa, Neolithic and Bronze Age movements, Bantu expansions, Austronesian dispersals, and Indigenous American settlement) and more recent regional admixture. Users gain quantitative proportions, comparative context, and interpretive guidance that highlight likely source regions and plausible migration narratives while noting uncertainty and limits of resolution.
Orbis Terrarum Ancestralis K54 is valuable because it balances breadth and specificity: 54 curated clusters provide greater regional discrimination than broad continental models, without overfitting to noise. It supports cross‑population comparisons, hypothesis testing, and educational exploration of human population history. The calculator emphasizes transparency about reference choices and limitations—ancestry estimates are probabilistic, influenced by reference sampling and historical complexity. Whether you are tracing family history, investigating population structure, or adding context to archaeological and historical research, this tool offers a clear, professional, and accessible pathway to understanding how global ancestry components combine to form
Populações de referência
As populações utilizadas como referências genéticas nesta calculadora
54 Poblaciones de referencia
Africa:
- African South/Central Hunter-Gatherers. Indigenous groups maintaining traditional hunter-gatherer lifestyles in southern and central Africa.
- Central Bantu. Bantu-speaking peoples of central Africa, including countries like Congo and Cameroon.
- Cushitic. Ethnic groups in northeastern Africa speaking Cushitic languages, found in countries like Somalia and Ethiopia.
- Egypt. The population of Egypt, with a rich ancient history and diverse cultural influences.
- Ethiopia and Eritrea. Peoples of these two countries in the Horn of Africa, with distinct languages and cultures.
- Kenya. Various ethnic groups within Kenya, including Kikuyu, Luo, and others.
- Maasai. Nilotic ethnic group inhabiting parts of Kenya and Tanzania, known for their distinctive customs.
- Madagascar. The Malagasy people, with mixed African and Southeast Asian ancestry.
- Nigeria. Diverse ethnic groups within Nigeria, including Yoruba, Igbo, and Hausa.
- North African Jews. Jewish communities historically present in North African countries.
- Northern Africa. Populations of countries like Morocco, Algeria, Tunisia, and Libya.
- Southeastern Bantu. Bantu-speaking peoples of southeastern Africa, including countries like Mozambique and Zimbabwe.
- Sudan. Various ethnic groups within Sudan and South Sudan.
- Western Africa. Populations of West African countries, such as Senegal, Ghana, and Côte d'Ivoire.
Asia:
- Andamanese. Indigenous inhabitants of the Andaman Islands in the Bay of Bengal.
- Cambodian and Thai. Populations of Cambodia and Thailand, sharing some cultural and linguistic similarities.
- Chinese and Vietnamese. The Han Chinese majority and ethnic minorities in China, along with the Vietnamese population.
- Japanese and Korean. Populations of Japan and Korea, with distinct but historically interlinked cultures.
- Malay, Indonesian, and Austronesian. Peoples of maritime Southeast Asia and the Pacific, sharing Austronesian linguistic roots.
- Nepal and Himalayan Foothills. Various ethnic groups in Nepal and the surrounding Himalayan region.
- Northern Asia. Populations of Siberia and the Russian Far East.
- Northern Central Asia. Turkic and Mongolic peoples of Kazakhstan, Kyrgyzstan, and surrounding areas.
- Southern Asia. Populations of the Indian subcontinent, including India, Pakistan, and Bangladesh.
- Southern Central Asia. Peoples of Uzbekistan, Tajikistan, and surrounding areas.
- Tibetan. The Tibetan people and related groups in the Tibetan Plateau region.
Central America:
- Indigenous Mesoamerica, Caribbean, and South America. Native peoples of Central America, the Caribbean islands, and northern South America.
Europe:
- Ashkenazi Jews. Jewish populations historically centered in Central and Eastern Europe.
- Balkans. Diverse ethnic groups in southeastern Europe, including Serbs, Croats, and Albanians.
- Baltic States. Populations of Estonia, Latvia, and Lithuania.
- Brittany, Scotland, Ireland, and Wales. Celtic-influenced regions of western Europe.
- Eastern Anatolia and Caucasus. Populations of eastern Turkey and the Caucasus region.
- Eastern Europe. Populations of countries like Poland, Ukraine, and Belarus.
- England. The English population of the United Kingdom.
- Finland. The Finnish people and minorities within Finland.
- Greeks and Southern Italians. Populations of Greece and southern Italy, sharing some historical connections.
- Iberian Peninsula. Populations of Spain and Portugal.
- Italy. The Italian population, excluding the southernmost regions.
- Northwestern Europe. Populations of countries like the Netherlands, Belgium, and Luxembourg.
- Roma. The Romani people, an itinerant ethnic group found throughout Europe.
- Sámi. Indigenous people of northern Scandinavia and the Kola Peninsula.
- Scandinavia. Populations of Norway, Sweden, and Denmark.
- Turkish Balkans. Turkish-speaking populations in the Balkan region.
North America:
- Indigenous Arctic. Native peoples of the Arctic regions, including Inuit and Aleut.
- Indigenous North America. Native American and First Nations peoples of the United States and Canada.
Oceania:
- Melanesia. Populations of island groups like Fiji, New Caledonia, and Vanuatu.
- Polynesia and Micronesia. Peoples of the Pacific Islands, including Hawaii, Samoa, and smaller island nations.
South America:
- Indigenous Amazonia. Native peoples of the Amazon rainforest region.
Western Asia:
- Arabia. Populations of the Arabian Peninsula, including Saudi Arabia and Yemen.
- Eastern Mediterranean Jews. Jewish communities historically present in countries like Syria and Lebanon.
- Iran and Persia. The Persian people and other ethnic groups within Iran.
- Levant. Populations of countries like Syria, Lebanon, Jordan, and Palestine.
- Persian Gulf. Populations of Gulf states like Kuwait, Bahrain, and the UAE.
- Turkish Anatolia. The Turkish population of central and western Turkey.
- Western Asian Jews. Jewish communities historically present in various parts of Western Asia.
Como interpretar a análise de mistura genética
Descubra como funcionam as calculadoras de mistura genética e como interpretar os resultados
O que é a análise de mistura genética?
A análise de mistura genética estima a semelhança genética comparando o seu DNA com populações de referência de diferentes partes do mundo. Os componentes do modelo representam essas referências e dependem dos dados e pressupostos utilizados.
Esta calculadora utiliza 54 cuidadosamente seleccionadas modernas y antiguas populações como referências para descrever detalhadamente a semelhança genética.
Como funciona
- Tu DNA se compara con 54 poblaciones de referencia
- Modernas y antiguas se utilizan como referencias genéticas
- Os resultados mostram a sua semelhança genética com estas populações
- A diversidade do painel de referência influencia as estimativas
Como interpretar seus resultados
Os resultados mostram percentagens de similaridade genética com estas populações de referência. Tenha presente estes pontos:
- Os resultados reflectem a semelhança genética, não ascendência directa demonstrada
- Modernas y antiguas se utilizan como referencias
- As percentagens indicam contribuições relativas no modelo
- Os resultados são estimativas baseadas nos dados de referência disponíveis