\begin{table}%t1 %\centering \par \caption{\label{tab1}Sidereal sunspot and coronal rotation rates for two year sequences of each cycle. For estimated error see Sect.~4.} \par \small\begin{tabular}{rrrrr} \hline\hline \noalign{\smallskip} Cycle&Seq.&Beginning&SIDC ($ \degr /{\rm d}$)&DRAO ($ \degr /{\rm d}$) \\ \hline 9& 1& 1843.455& $\ldots$ & $\ldots$ \\ 9& 2& 1845.452& $\ldots$ & $\ldots$ \\ 9& 3& 1847.452& $\ldots$ & $\ldots$ \\ 9& 4& 1849.449& 14.02 & $\ldots$ \\ 9& 5& 1851.449& 14.38 & $\ldots$ \\ 9& 6& 1853.447& 14.12 & $\ldots$ \\ 10& 1& 1855.455& 13.64 & $\ldots$ \\ 10& 2& 1857.452& 14.40 & $\ldots$ \\ 10& 3& 1859.452& 12.93 & $\ldots$ \\ 10& 4& 1861.449& 13.68 & $\ldots$ \\ 10& 5& 1863.449& 13.91 & $\ldots$ \\ 11& 1& 1866.126& 14.15 & $\ldots$ \\ 11& 2& 1867.126& 14.75 & $\ldots$ \\ 11& 3& 1870.123& 15.42 & $\ldots$ \\ 11& 4& 1872.123& 14.40 & $\ldots$ \\ 11& 5& 1874.120& 13.34 & $\ldots$ \\ 11& 6& 1876.121& 14.04 & $\ldots$ \\ 11& 7& 1878.117& 14.25 & $\ldots$ \\ 12& 1& 1879.795& 14.22 & $\ldots$ \\ 12& 2& 1881.792& 13.35 & $\ldots$ \\ 12& 3& 1883.792& 13.72 & $\ldots$ \\ 12& 4& 1885.789& 14.48 & $\ldots$ \\ 12& 5& 1887.789& 14.64 & $\ldots$ \\ 13& 1& 1888.874& 14.02 & $\ldots$ \\ 13& 2& 1890.874& 13.74 & $\ldots$ \\ 13& 3& 1892.872& 13.34 & $\ldots$ \\ 13& 4& 1894.871& 14.25 & $\ldots$ \\ 13& 5& 1896.869& 14.65 & $\ldots$ \\ 13& 6& 1898.868& 14.47 & $\ldots$ \\ 13& 7& 1900.869& 14.80 & $\ldots$ \\ 14& 1& 1901.671& 14.58 & $\ldots$ \\ 14& 2& 1903.671& 14.63 & $\ldots$ \\ 14& 3& 1905.668& 13.27 & $\ldots$ \\ 14& 4& 1907.668& 13.33 & $\ldots$ \\ 14& 5& 1909.665& 14.26 & $\ldots$ \\ 15& 1& 1912.586& 14.91 & $\ldots$ \\ 15& 2& 1914.586& 13.85 & $\ldots$ \\ 15& 3& 1916.583& 14.16 & $\ldots$ \\ 15& 4& 1918.583& 14.50 & $\ldots$ \\ 15& 5& 1920.580& 14.18 & $\ldots$ \\ 16& 1& 1922.838& 13.92 & $\ldots$ \\ 16& 2& 1924.835& 13.98 & $\ldots$ \\ 16& 3& 1926.835& 14.77 & $\ldots$ \\ 16& 4& 1928.832& 15.01 & $\ldots$ \\ 16& 5& 1930.832& 13.84 & $\ldots$ \\ 17& 1& 1933.003& 14.62 & $\ldots$ \\ 17& 2& 1935.003& 13.80 & $\ldots$ \\ 17& 3& 1936.999& 14.12 & $\ldots$ \\ 17& 4& 1938.999& 15.05 & $\ldots$ \\ 17& 5& 1940.997& 14.69 & $\ldots$ \\ 17& 6& 1942.997& 14.01 & $\ldots$ \\ 18& 1& 1944.003& 14.86 & $\ldots$ \\ 18& 2& 1945.999& 14.83 & $\ldots$ \\ 18& 3& 1947.999& 14.01 & $\ldots$ \\ 18& 4& 1949.997& 14.31 & $\ldots$ \\ 18& 5& 1951.997& 14.90 & $\ldots$ \\ 19& 1& 1953.452& 14.20 & 14.38 \\ 19& 2& 1955.452& 14.16 & 14.33 \\ 19& 3& 1957.449& 14.08 & 14.43 \\ 19& 4& 1959.449& 13.72 & 13.89 \\ 19& 5& 1961.446& 13.76 & 13.88 \\ 20& 1& 1964.361& 13.64 & 14.08 \\ 20& 2& 1966.361& 13.83 & 13.90 \\ 20& 3& 1968.359& 14.07 & 14.04 \\ 20& 4& 1970.359& 14.89 & 15.07 \\ \hline 20& 5& 1972.356& 14.08 & 14.26 \\ 20& 6& 1974.356& 15.24 & 15.24 \\ 21& 1& 1975.784& 14.31 & 14.24 \\ 21& 2& 1977.682& 14.73 & 14.69 \\ 21& 3& 1979.682& 13.98 & 13.94 \\ 21& 4& 1981.679& 14.00 & 14.18 \\ 21& 5& 1983.679& 14.05 & 14.18 \\ 22& 1& 1984.942& 14.53 & 14.54 \\ 22& 2& 1986.942& 14.04 & 13.95 \\ 22& 3& 1988.939& 14.59 & 14.71 \\ 22& 4& 1990.939& 14.52 & 14.56 \\ 22& 5& 1992.936& 14.15 & 14.27 \\ 22& 6& 1994.936& 14.75 & 14.96 \\ 23& 1& 1996.115& 14.36 & 14.39 \\ 23& 2& 1998.112& 13.95 & 13.82 \\ 23& 3& 2000.112& 14.90 & 14.66 \\ 23& 4& 2002.110& 14.67 & 14.53 \\ 23& 5& 2004.112& 14.41 & 14.51 \\ \hline \end{tabular} \end{table}