100000 cm = 0.18 nautical league
200000 cm = 0.36 nautical league
300000 cm = 0.54 nautical league
400000 cm = 0.72 nautical league
500000 cm = 0.9 nautical league
600000 cm = 1.08 nautical league
700000 cm = 1.26 nautical league
800000 cm = 1.44 nautical league
900000 cm = 1.62 nautical league
1000000 cm = 1.8 nautical league
1100000 cm = 1.98 nautical league
1200000 cm = 2.16 nautical league
1300000 cm = 2.34 nautical league
1400000 cm = 2.52 nautical league
1500000 cm = 2.7 nautical league
1600000 cm = 2.88 nautical league
1700000 cm = 3.06 nautical league
1800000 cm = 3.24 nautical league
1900000 cm = 3.42 nautical league
2000000 cm = 3.6 nautical league
2100000 cm = 3.78 nautical league
2200000 cm = 3.96 nautical league
2300000 cm = 4.14 nautical league
2400000 cm = 4.32 nautical league
2500000 cm = 4.5 nautical league
2600000 cm = 4.68 nautical league
2700000 cm = 4.86 nautical league
2800000 cm = 5.04 nautical league
2900000 cm = 5.22 nautical league
3000000 cm = 5.4 nautical league
3100000 cm = 5.58 nautical league
3200000 cm = 5.76 nautical league
3300000 cm = 5.94 nautical league
3400000 cm = 6.12 nautical league
3500000 cm = 6.3 nautical league
3600000 cm = 6.48 nautical league
3700000 cm = 6.66 nautical league
3800000 cm = 6.84 nautical league
3900000 cm = 7.02 nautical league
4000000 cm = 7.2 nautical league