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Sample Information

I15334
I15334
USA_MD_Catoctin_AfricanAmerican
1812 AD
F
USA
-
Cemetery for Enslaved at Catoctin Furnace (Maryland)

Haplogroups

Not determined
L3f1b1a
1775-1850 CE

Ancestry Components

Estimated ancestral proportions from ancient reference populations
Sub-Saharan
98.4%
Iberomaurusian
1.6%

Publication

HarneyBioRxiv2022,HarneyScience2023; HarneyReichBioRxiv2022; HarneyReichScience2023

G25 Coordinates

Download the G25 scaled coordinates for this sample to use in calculators like GEDmatch, Vahaduo, or our own calculators.

Download G25 (.txt)

G25 Ancestry Model Cached

Average · Distance: 0.0294

Model based on Davidski's G25 standard reference populations (nMonte-style optimization).

Yoruba 51.1%
Gambian 45.9%
ETH_4500BP 2.1%
IRN_Ganj_Dareh_N 0.5%
Nganassan 0.4%

Ancient Population Distances

Closest ancient reference populations
COG_Kindoki_230BP
0.0419
COG_NgongoMbata_220BP
0.0530
TZA_Pemba_600BP
0.0635
UGA_Munsa_500BP
0.0810
ZAF_400BP
0.0839
BWA_Taukome_1100BP
0.0958
KEN_Kakapel_300BP
0.1101
KEN_IA_Deloraine
0.1412
BWA_Xaro_1400BP
0.1483
CMR_Shum_Laka
0.2321
KEN_Kakapel_900BP
0.2390
KEN_LSA
0.2497
KEN_Nyarindi_3500BP
0.2509
TZA_Gishimangeda
0.2545
ETH_Mota
0.2567

Modern Population Genetic Proximity

Heatmap based on G25 Euclidean distance to 3,000+ modern populations

Archaeological Site Location

39.5810, -77.4340

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