GR20 : J7 1834 1892 1965 2051 2185 2312 2294 2328 2328 2352 2338 2358 2482 2484 2540 2530 2538 2480 2475 2360 2351 2345 2322 2320 2289 2314 2136 1961 1855 1836 1837 1864 1845 1799 1783 1768 1802 1842 1864 1889 1910 1936 1945 1936 1950 1986 1984 1859 1898 1913 1929 1940 1906 1895 1854 1839 1805 1774 1650 1597 1525 1427 1447 1457 1445 1446