TABLE 2.

Estimated divergence dates for coronavirus groups

NodeaMean date (95% HPDs)
A1586 (1102-1878)
B1647 (1247-1882)
C1794 (1600-1920)
D1890 (1785-1969)
E1800 (1570-1927)
F1892 (1823-1938)
G1925 (1887-1941)
H1961 (1918-1995)
I1955 (1902-1991)
J1986 (1964-2002)
K1946 (1908-1969)
L1892 (1800-1947)
M1925 (1882-1946)
N1953 (1902-1981)
O1862 (1732-1942)
  • a Nodes indicate the most recent common ancestors of major coronavirus lineages, as shown in Fig. 2.