Let's start with this Southern Niedersachsen German, from this area:



^^^
Already a little bit south-shifted compared to Central & North Niedersachsen (examples of which I will post later):

Eurogenes K15:

North_Sea 41.05 Pct
Atlantic 21.08 Pct
Baltic 10.46 Pct
Eastern_Euro 8.02 Pct
West_Med 8.13 Pct
West_Asian 4.75 Pct
East_Med 3.91 Pct
Red_Sea 0.36 Pct
South_Asian 1.98 Pct
Southeast_Asian -
Siberian -
Amerindian -
Oceanian 0.25 Pct
Northeast_African -
Sub-Saharan -

Eurogenes K13:

Population
North_Atlantic 47.73 Pct
Baltic 24.10 Pct
West_Med 11.26 Pct
West_Asian 7.68 Pct
East_Med 5.22 Pct
Red_Sea 0.99 Pct
South_Asian 2.34 Pct
East_Asian -
Siberian -
Amerindian 0.11 Pct
Oceanian 0.57 Pct
Northeast_African -
Sub-Saharan -

Single Population Sharing:

# Population (source) Distance
1 North_German 3.37

2 Danish 3.95
3 North_Dutch 4.24
4 Southeast_English 4.74
5 Orcadian 5.11
6 Irish 5.53
7 South_Dutch 5.91
8 West_Scottish 6.16
9 West_German 6.25
10 Southwest_English 6.39
11 Norwegian 6.57
12 Swedish 7.85
13 Austrian 11.3
14 French 11.78
15 East_German 12.06
16 North_Swedish 13.3
17 Hungarian 15.7
18 Spanish_Cataluna 19.49
19 Spanish_Castilla_Y_Leon 20.76
20 Spanish_Galicia 20.77

Mixed Mode Population Sharing:

# Primary Population (source) Secondary Population (source) Distance
1 94% Danish + 6% Armenian @ 1.48
2 93.1% Danish + 6.9% Turkish @ 1.61
3 93.5% North_Dutch + 6.5% Iranian @ 1.62
4 94.2% Danish + 5.8% Assyrian @ 1.63
5 94.2% Danish + 5.8% Georgian_Jewish @ 1.64
6 93.4% North_Dutch + 6.6% Kurdish @ 1.64
7 94.3% Danish + 5.7% Kurdish_Jewish @ 1.66
8 90.5% Danish + 9.5% Italian_Abruzzo @ 1.66
9 92.9% North_Dutch + 7.1% Azeri @ 1.66
10 93.7% North_Dutch + 6.3% Armenian @ 1.66
11 93.8% North_Dutch + 6.2% Iranian_Jewish @ 1.67
12 92.6% North_Dutch + 7.4% Turkish @ 1.7
13 94.3% Danish + 5.7% Iranian_Jewish @ 1.7
14 93.7% North_Dutch + 6.3% Assyrian @ 1.71
15 94% Danish + 6% Kurdish @ 1.71
16 93.8% Danish + 6.2% Lebanese_Muslim @ 1.71
17 93.9% North_Dutch + 6.1% Kurdish_Jewish @ 1.74
18 93.5% Danish + 6.5% Azeri @ 1.74
19 93.9% Danish + 6.1% Syrian @ 1.75
20 92% Danish + 8% South_Italian @ 1.77