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Sample Information

SWA002
SWA002
Netherlands_Swifterbant_EN
4105 BC
M
Netherlands
-
Swifterbant S2 (Flevoland, Dronten, Swifterbant); Swifterbant S2

Haplogroups

I2a1a2
Not determined
I β€Ί L758 β€Ί M170 β€Ί P215 β€Ί CTS2257 β€Ί L460 β€Ί P37 β€Ί M423
4200-4000 BCE

Ancestry Components

Estimated ancestral proportions from ancient reference populations
ANF
54.4%
WHG
33.6%
Steppe
4.4%
EHG
4.0%
CHG/Iran N
2.3%
East Asian
1.2%
Natufian
0.1%

Publication

OlaldeReichNature2026

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

Poor Β· Distance: 0.0377

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

TUR_Barcin_N 48.4%
WHG 40.9%
Yamnaya_RUS_Samara 4.9%
TUR_Tepecik_Ciftlik_N 4.6%
Han 1.0%
MAR_Taforalt 0.3%

Ancient Population Distances

Closest ancient reference populations
Belgium_MLN
0.0376
Denmark_SouthScandinavia_EN
0.0382
Belgium_MLN
0.0480
Denmark_SouthScandinavia_EN
0.0524
Denmark_SouthScandinavia_MN
0.0524
Czechia_EBA_CordedWare_o2
0.0527
Czechia_C_Baalberge_o1
0.0549
Czechia_N_Rivnac_oWHG
0.0554
Belgium_MLN
0.0561
Denmark_Jutland_Pre_Roman_IA
0.0569
Belgium_Pommerœul_LN
0.0571
Belgium_MLN
0.0596
Belgium_MLN
0.0610
Belgium_MLN
0.0648
Czechia_N_Jordanow
0.0651
Belgium_MLN
0.0654
Denmark_TRB_N_CWC
0.0658
Belgium_MLN
0.0661
Bulgaria_MalakPreslavets_N_oLowEEF
0.0666
Belgium_MLN
0.0685

Modern Population Genetic Proximity

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

Archaeological Site Location

52.5839, 5.5817

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