Observer Date m(old) mv Hues 1592 .. >2.0 ? Keyser 1596 4 3.5 :: Houtman 1600 .. >4.0 ? Richer 1673 .. >2.0 ? Halley 1677 4 3.3 : Nöel 1687 4 3.4 :: Feuilée 1710 .. >2.0 ? La Condamine 1738 .. >1.0 ? Lacaille 1752 2 2.3 : Pingré 1761.5 .. <2.7 ? Bayly 1773.4 .. <3.0 ? Wales 1775.3 .. <3.0 ? Humboldt 1800 .. >0.8 ? Fallows 1823 2 2.0 :: Burchell 1827.087 1 0.8 : Burchell 1828.163 2 1.5 :: Rumker 1828.5 2 <1.8 ? Herschel, J. 1834.1 1.4 1.2 : Herschel, J. 1836.114 1.5 1.1 : Herschel, J. 1836.125 1.5 1.2 Herschel, J. 1836.16 1.6 1.2 Herschel, J. 1836.223 1.4 1.1 : Herschel, J. 1836.256 .. 1.1 Herschel, J. 1836.259 .. 1.2 Herschel, J. 1836.322 .. 1.3 Herschel, J. 1836.415 1.5 1.2 Herschel, J. 1836.866 1.4 1.2 : Herschel, J. 1836.904 1.5 1.3 : Herschel, J. 1836.986 .. 1.2 Herschel, J. 1837.188 1.4 1.1 : Herschel, J. 1837.273 .. <1.5 Herschel, J. 1837.92 1.4 1.2 :: Herschel, J. 1837.958 0.8 0.0 : Herschel, J. 1837.967 .. -0.2 : Herschel, J. 1837.969 .. -0.1 : Herschel, J. 1837.975 .. -0.1 : Herschel, J. 1837.978 .. -0.5 :: Herschel, J. 1837.991 0.3 -0.1 : Herschel, J. 1837.994 0.3 0.0 : Herschel, J. 1838.005 .. -0.2 Herschel, J. 1838.016 .. -0.1 : Herschel, J. 1838.019 0.4 -0.1 Herschel, J. 1838.035 .. -0.1 Herschel, J. 1838.054 .. 0.2 : Herschel, J. 1838.057 .. 0.3 : Herschel, J. 1838.060 .. 0.2 :: Maclear, T. 1838.076 .. 0.1 : Herschel, J. 1838.150 .. 0.1 Herschel, J. 1838.153 .. 0.0 : Herschel, J. 1838.238 .. 0.1 Herschel, J. 1838.284 1.0 0.6 : Maclear, T. 1842.994 .. 0.6 Maclear, T. 1843.02 .. 0.3 Smyth 1843.19 .. -0.7 : Maclear, T. 1843.20 .. -0.8 : Mackay 1843.20 .. -0.7 : Maclear, T. 1843.213 .. >0.8 : Maclear, T. 1843.228 .. -0.5 : Maclear, T. 1843.239 .. -0.5 : Leps 1843.249 .. -0.7 : Maclear, T. 1843.29 .. -1.0 :: Maclear, T. 1844.71 .. -0.6 : Smyth 1844.96 .. -1.0 : Maclear, T. 1844.96 .. <-0.7 : Smyth 1844.79 .. -0.6 : Jacob 1845.88 .. -0.6 : Jacob 1845.90 .. <-0.1 Jacob 1847.08 .. -0.8 : Jacob 1848.20 .. -0.4 : Gilliss 1849.79 .. 0.0 :: Spreckley 1850.0 .. >-0.7 Gilliss 1850.110 .. -0.5 : Gilliss 1850.121 .. -0.2 : Gilliss 1850.20 .. -0.4 : Gilliss 1850.247 .. -0.3 Gilliss 1850.288 .. -0.5 : Gilliss 1850.296 .. -0.3 Gilliss 1850.367 .. -0.5 : Gilliss 1850.373 .. -0.5 : Gilliss 1850.406 .. -0.5 : Gilliss 1850.422 .. <-0.1 Gilliss 1850.510 .. -0.3 Gilliss 1850.565 .. -0.4 : Gilliss 1850.573 .. -0.3 Gilliss 1851.378 .. -0.2 : Gilliss 1851.992 .. -0.3 Gilliss 1852.060 .. -0.2 : Gilliss 1852.205 .. -0.3 Gilliss 1852.358 .. 0.1 : Stock 1853.5 .. 0.0 : Powell 1853.991 .. 0.0 : Powell 1854.076 .. 0.2 Tebbutt 1854.508 1.1 0.5 Powell 1855.967 .. 0.6 Powell 1856.012 .. 0.6 Moesta 1856.3 .. 0.5 : Moesta 1858.0 .. 1.3 : Abbott 1858.111 2 1.3 : Stock 1858.13 1.3 1.1 : Abbott 1858.177 2 1.6 : Abbott 1858.251 .. 1.6 Powell 1858.367 .. 1.7 : Abbott 1858.404 2.1 >1.6 Stock 1858.415 .. >1.6 Powell 1858.44 .. 1.7 : Powell 1858.479 .. >1.6 Powell 1858.485 .. 1.8 Abbott 1858.771 2.4 >1.6 Abbott 1859.234 2.5 2.0 : Powell 1859.274 .. >1.6 Powell 1859.328 .. 2.4 : Moesta 1859.45 .. >1.6 Abbott 1859.511 3 2.5 Powell 1859.931 .. 2.6 Powell 1859.980 .. 2.6 Powell 1860.165 .. 2.8 : Powell 1860.181 .. 2.7 Powell 1860.287 .. 2.8 Powell 1860.326 .. 2.8 Tebbutt 1860.340 3.10 2.8 Tebbutt 1860.378 3.00 2.9 : Abbott 1860.837 3.1 >2.8 Powell 1860.972 .. >2.8 Powell 1861.014 .. >2.8 Abbott 1861.218 3.5 >2.8 Powell 1861.249 .. >2.8 Abbott 1861.267 4 3.6 : Abbott 1861.281 4.1 >3.6 Powell 1861.282 .. >2.7 Abbott 1861.464 5 3.1 Abbott 1861.494 5 >3.1 Abbott 1861.58 4 3.5 Abbott 1861.733 4 3.2 Abbott 1861.782 4 3.2 Heelis 1861.933 3 2.8 : Abbott 1861.971 4 3.3 : Abbott 1862.048 4 3.3 : Tebbutt 1862.062 4.10 3.7 : Tebbutt 1862.070 4.10 3.7 Abbott 1862.116 4 3.3 : Heelis 1862.218 3 2.8 : Jacob 1862.385 .. 3.5 : Abbott 1862.451 4.5 3.4 : Heelis 1862.462 >3 >2.8 Tebbutt 1862.475 3.70 3.4 : Abbott 1862.500 5 4.0 :: Tebbutt 1862.503 4.35 3.9 : Tebbutt 1862.505 4.30 3.9 Tebbutt 1862.514 3.97 3.6 Tebbutt 1862.522 4.31 3.9 Tebbutt 1862.525 4.35 4.0 Heelis 1862.525 >3 >2.8 Tebbutt 1862.536 4.50 4.0 Tebbutt 1862.538 4.54 4.0 Tebbutt 1862.541 4.65 >3.7 Jacob 1862.542 .. 3.7 : Tebbutt 1862.544 4.41 4.0 Heelis 1862.550 >3 >2.8 Tebbutt 1862.555 4.50 4.0 Tebbutt 1862.560 4.59 4.0 : Tebbutt 1862.563 4.60 4.0 : Tebbutt 1862.566 4.60 4.0 : Tebbutt 1862.642 4.60 3.8 Tebbutt 1862.656 4.60 >3.7 Tebbutt 1862.659 4.60 3.8 Abbott 1862.66 5 3.6 : Tebbutt 1863.286 4.72 4.0 Tebbutt 1863.289 4.70 4.3 : Tebbutt 1863.393 4.70 4.2 Tebbutt 1864.225 5.3 4.6 Tebbutt 1864.310 5.3 4.8 : Tebbutt 1864.346 5.5 4.8 : Tebbutt 1864.359 5.5 4.8 : Tebbutt 1864.414 5.3 4.8 : Tupman 1864.42 5.41 4.6 Tebbutt 1864.572 5.5 4.9 : Tebbutt 1865.144 5.4 >4.7 Tebbutt 1865.146 5.4 >4.7 Tebbutt 1865.149 5.4 >4.7 Tebbutt 1865.199 5.5 >4.7 Kulczycky 1865.270 5.5 4.6 Kulczycky 1865.311 .. 4.5 : Tebbutt 1866.127 5.5 >4.7 Tebbutt 1866.220 5.5 >4.7 Tebbutt 1866.492 6.0 >4.7 Tebbutt 1866.500 6.0 >4.7 Tebbutt 1866.505 6.5 5.7 :: Tebbutt 1866.922 6.5 >4.7 Tebbutt 1866.936 6.5 5.6 :: Tebbutt 1866.944 6.5 5.6 : Tebbutt 1866.946 6.8 5.9 Behrmann 1867.0 .. >5.5 : Tebbutt 1867.031 6.8 5.6 : Tebbutt 1867.070 6.1 >5.4 Tebbutt 1867.166 6.7 5.6 Tebbutt 1867.292 6.5 5.6 : Tebbutt 1867.338 6.8 >5.4 Tebbutt 1867.568 6.7 5.6 : Tebbutt 1867.990 6.8 6.1 : Tebbutt 1867.999 6.8 6.0 : Tebbutt 1868.154 6.8 5.7 : Tebbutt 1868.157 6.8 >5.4 Tebbutt 1868.283 6.8 6.1 : Tebbutt 1868.307 6.7 5.9 : Tebbutt 1868.327 6.7 >5.4 Tebbutt 1868.354 6.7 6.1 : Tebbutt 1868.373 6.8 6.2 Tebbutt 1868.381 6.85 6.3 : Tebbutt 1868.389 6.70 6.0 Tebbutt 1868.400 6.70 6.0 Tebbutt 1868.447 6.85 6.3 : Tebbutt 1868.553 6.7 6.1 : Tebbutt 1868.580 6.7 6.0 : Tebbutt 1868.646 6.7 6.0 Tebbutt 1868.960 6.90 6.3 Tebbutt 1869.105 6.70 6.0 : Tebbutt 1869.133 6.70 6.0 : Tebbutt 1869.146 6.70 6.0 : Tebbutt 1869.188 6.70 6.0 Tebbutt 1869.297 .. <6.4 Tebbutt 1869.379 6.85 6.2 Tebbutt 1869.399 6.9 6.3 Tebbutt 1869.481 6.8 6.0 : Tebbutt 1869.557 6.9 6.2 : Tebbutt 1869.609 6.85 6.3 : Tebbutt 1869.683 6.85 6.2 : Tebbutt 1869.725 6.85 6.2 : Tebbutt 1869.930 6.85 6.2 : Tebbutt 1869.982 6.85 6.2 : Tebbutt 1870.020 6.9 6.3 : Tebbutt 1870.034 6.7 6.0 Tebbutt 1870.059 6.75 6.1 Tebbutt 1870.075 6.70 6.0 : Tebbutt 1870.105 6.7 6.0 Tebbutt 1870.152 6.80 6.2 : Tebbutt 1870.229 6.80 6.2 Tebbutt 1870.231 6.80 6.2 Tebbutt 1870.346 6.70 6.0 : Tebbutt 1870.420 6.9 6.3 : Tebbutt 1870.429 6.80 6.1 : Tebbutt 1870.434 6.80 6.2 Tebbutt 1870.456 6.75 6.1 : Tebbutt 1870.505 6.75 6.2 Tebbutt 1870.637 6.70 6.0 : Tebbutt 1870.651 6.70 5.9 : Tebbutt 1870.738 6.70 6.0 : Tebbutt 1870.741 6.90 6.0 : Gould 1870.91 6.6 6.2 : Tebbutt 1870.911 6.70 6.0 : Tebbutt 1870.930 6.80 6.2 : Tebbutt 1870.993 6.70 6.0 : Tebbutt 1871.037 6.80 6.1 : Tebbutt 1871.067 6.80 6.2 : Tebbutt 1871.119 6.70 6.0 : Russell 1871.130 6.8 6.3 Russell 1871.149 6.8 6.3 : Gould 1871.20 6.8 6.1 : Tebbutt 1871.215 6.70 6.0 Tebbutt 1871.253 6.70 6.1 Tebbutt 1871.305 7.00 6.4 Tebbutt 1871.336 6.30 6.0 Tebbutt 1871.371 6.80 6.3 Tebbutt 1871.412 6.80 6.1 : Tebbutt 1871.492 6.70 6.0 : Tebbutt 1871.530 7.00 6.5 : Tebbutt 1871.571 7.00 6.5 : Tebbutt 1871.667 7.00 6.2 : Tebbutt 1871.779 6.80 6.3 Tebbutt 1871.900 6.90 6.3 Tebbutt 1871.949 6.90 6.3 Tebbutt 1871.993 6.80 6.3 Tebbutt 1872.042 7.00 6.4 Tebbutt 1872.138 6.90 6.3 Tebbutt 1872.184 6.90 6.5 : Tebbutt 1872.261 7.00 6.5 Tebbutt 1872.354 7.00 6.4 Tebbutt 1872.384 7.00 6.4 Tebbutt 1872.471 6.90 6.3 Tebbutt 1872.559 7.10 6.6 : Tebbutt 1872.635 7.00 6.4 Tebbutt 1872.941 6.80 6.2 : Tebbutt 1873.094 6.95 6.5 Tebbutt 1873.133 6.90 6.4 Russell 1873.176 .. 6.6 : Tebbutt 1873.218 7.00 6.5 Russell 1873.261 .. 6.6 : Tebbutt 1873.264 7.10 6.5 Tebbutt 1873.305 7.00 6.5 Tebbutt 1873.308 7.10 >6.4 Tebbutt 1873.311 7.10 6.5 : Tebbutt 1873.330 7.10 >6.4 Tebbutt 1873.399 7.10 >6.4 Tebbutt 1873.426 6.90 6.4 Tebbutt 1873.527 7.00 6.5 Tebbutt 1873.596 7.00 6.6 : Tebbutt 1874.042 7.00 6.6 Russell 1874.094 7.4 6.8 : Tebbutt 1874.133 6.90 6.4 : Tebbutt 1874.212 6.90 6.5 Tebbutt 1874.292 7.00 6.5 Tebbutt 1874.363 7.10 >6.5 Tebbutt 1874.368 7.10 >6.5 Tebbutt 1874.385 7.10 6.6 : Tebbutt 1874.390 7.00 6.5 : Tebbutt 1874.448 7.00 6.6 Tebbutt 1874.538 7.10 >6.5 Tebbutt 1874.886 7.10 6.6 : Tebbutt 1874.990 7.00 6.5 Tebbutt 1875.075 7.00 6.5 Tebbutt 1875.212 7.10 >6.5 Tebbutt 1875.363 7.3 7.0 : Tebbutt 1875.388 7.0 >6.4 Houzeau 1875.5 .. >6.0 Tebbutt 1875.508 7.0 >6.5 Tebbutt 1875.629 7.3 6.5 : Tebbutt 1875.916 7.0 7.0 Tebbutt 1875.963 7.3 >6.5 Tebbutt 1876.045 7.20 >6.5 Tebbutt 1876.064 7.30 7.0 Russell 1876.085 .. 6.8 : Russell 1876.148 .. 7.0 : Tebbutt 1876.198 7.30 >6.5 Tebbutt 1876.359 7.10 6.7 : Tebbutt 1876.504 7.10 >6.5 Tebbutt 1876.665 7.20 6.6 : Tebbutt 1876.687 7.20 >6.5 Tebbutt 1876.889 7.30 >6.5 Tebbutt 1876.990 7.20 >6.5 Tebbutt 1877.199 7.30 >6.5 Tebbutt 1877.215 7.30 6.9 : Tebbutt 1877.262 7.50 7.0 Tebbutt 1877.341 7.30 >6.5 Tebbutt 1877.700 7.30 >6.5 Tebbutt 1877.944 7.30 7.0 Tebbutt 1878.171 7.30 7.0 Tebbutt 1878.215 7.40 6.8 : Tebbutt 1878.357 7.40 7.0 : Tebbutt 1878.489 7.40 7.0 : Tebbutt 1878.664 7.40 7.0 : Gould 1878.79 7.4 7.2 Gould 1878.88 7.4 7.2 Tebbutt 1878.963 7.40 7.0 : Tebbutt 1879.188 7.50 7.3 : Tebbutt 1879.388 7.50 >7.0 Tebbutt 1880.056 .. 7.4 : Tebbutt 1880.223 .. 7.1 : Tebbutt 1880.337 .. 7.0 : Tebbutt 1880.343 .. 7.0 : Tebbutt 1880.438 .. 7.2 : Tebbutt 1880.529 .. 7.2 Tebbutt 1880.641 .. 7.0 : Tebbutt 1880.832 .. 7.3 Tebbutt 1880.917 .. 7.4 Cordoba 1881.0 7.5 7.3 : Tebbutt 1881.072 .. 7.4 Tebbutt 1881.415 .. 7.4 : Tebbutt 1881.634 .. 7.4 : Tebbutt 1881.971 .. 7.4 Cordoba 1882.33 7.6 7.4 :: Peek 1882.930 .. 7.2 :: Russell 1883.5 7.6 7.4 : Tebbutt 1883.963 .. 7.4 Markwick 1883.991 7.5 7.3 Markwick 1884.098 7.54 7.3 : Markwick 1884.133 7.6 7.4 Markwick 1884.467 7.46 7.3 : Markwick 1884.469 7.46 7.3 : Russell 1884.5 7.6 7.4 Thome 1885.0 7.62 7.4 Tebbutt 1885.338 .. 7.2 Russell 1885.5 7.6 7.4 : Williams 1886.12 .. >6.0 : Finlay 1886.20 7.6 7.4 Tebbutt 1886.207 .. 7.2 Russell 1886.5 7.6 7.4 : Thome 1886.537 7.65 7.4 Thome 1887.3 7.6 7.4 Tebbutt 1887.308 .. 7.1 Thome 1887.4 7.5 7.3 Thome 1887.5 7.4 7.2 Thome 1887.6 7.2 6.9 : Thome 1888.1 7.1 6.7 : Thome 1888.317 6.98 6.4 Thome 1888.355 6.85 6.3 Tebbutt 1888.381 .. 6.5 Tebbutt 1888.386 .. 6.5 Tebbutt 1888.392 .. 6.4 Thome 1888.413 6.90 6.4 Russell 1888.415 6.9 6.4 Tebbutt 1888.436 .. 6.4 : Tebbutt 1888.447 .. 6.4 : Tebbutt 1888.466 .. 6.5 : Tebbutt 1888.479 .. 6.3 Thome 1888.486 6.87 6.4 Tebbutt 1888.509 .. 6.4 Tebbutt 1888.548 .. 6.4 : Tebbutt 1888.586 .. 6.4 Tebbutt 1888.706 .. 6.4 : Thome 1888.776 6.77 6.3 Tebbutt 1888.927 .. 6.5 : Tebbutt 1888.979 .. 6.4 : Tebbutt 1889.001 .. 6.5 : Tebbutt 1889.031 .. 6.3 : Tebbutt 1889.075 .. 6.3 Tebbutt 1889.141 .. 6.3 : Tebbutt 1889.171 .. 6.4 : Tebbutt 1889.177 .. 6.3 Thome 1889.214 6.69 6.2 Tebbutt 1889.218 .. 6.4 Tebbutt 1889.248 .. 6.4 Tebbutt 1889.327 .. 6.4 Thome 1889.384 6.66 6.2 Tebbutt 1889.420 .. 6.4 Thome 1889.477 6.66 6.2 Tebbutt 1889.949 .. 6.2 : Tebbutt 1889.982 .. 6.4 Tebbutt 1890.020 .. 6.4 : Tebbutt 1890.059 .. 6.4 : Tebbutt 1890.201 .. 6.4 Bailey 1890.252 6.4 6.4 Tebbutt 1890.316 .. 6.4 : Bailey 1890.400 6.3 6.3 Bailey 1890.430 6.5 6.5 Tebbutt 1890.996 .. 6.5 Tebbutt 1891.115 .. 6.4 : Tebbutt 1891.262 .. 6.3 : Bailey 1891.296 6.2 6.2 Bailey 1891.304 6.3 6.3 Bailey 1891.307 6.2 6.2 Bailey 1891.310 6.1 6.1 : Tebbutt 1891.377 .. 6.4 Roberts 1891.7 6.7 6.2 : Tebbutt 1891.996 .. 6.5 : Roberts 1892.013 6.9 6.4 : Roberts 1892.314 6.7 6.2 : Tebbutt 1892.414 .. 6.5 : Roberts 1892.423 6.7 6.2 : Roberts 1892.426 6.8 6.3 : Roberts 1892.431 6.9 6.4 : Roberts 1892.543 6.8 6.3 : Tebbutt 1894.251 .. 6.4 : Tebbutt 1894.483 .. 6.4 Tebbutt 1895.212 .. 6.4 : Tebbutt 1895.229 .. 6.4 Innes 1896.319 7.6 7.4 Innes 1896.376 7.5 7.3 Innes 1896.491 7.6 7.4 Innes 1896.532 7.6 7.4 Tebbutt 1896.611 .. 7.4 : See 1897.181 7.60 7.4 See 1897.184 7.65 7.5 See 1897.195 7.54 7.3 See 1897.197 7.63 7.4 See 1897.200 7.60 7.4 Tebbutt 1898.078 .. >7.4 Innes 1899.441 7.6 7.4 Innes 1899.443 7.8 7.6 Innes 1899.449 7.75 7.5 Innes 1899.462 7.7 7.5 Innes 1900.156 7.7 7.5 Innes 1900.247 7.65 7.4 Innes 1900.436 7.7 7.5 Innes 1901.058 7.9 7.7 Innes 1901.222 7.7 7.5 Innes 1901.436 7.75 7.5 Innes 1902.071 7.7 7.5 Innes 1902.088 7.65 7.4 Innes 1902.107 7.8 7.6 Innes 1905.384 7.8 7.6 Innes 1905.397 7.6 7.4 Innes 1905.427 7.7 7.5 Innes 1905.479 7.55 7.4 Innes 1905.482 7.7 7.6 Tebbutt 1907.12 .. 7.9 : Manning 1907.45 7.5 7.5 : Innes 1908.254 7.8 7.6 Innes 1908.268 7.8 7.6 Innes 1908.284 7.7 7.5 Innes 1908.421 7.7 7.5 Manning 1908.95 7.92 7.7 Innes 1909.247 7.75 7.5 Innes 1909.277 7.8 7.6 Innes 1909.307 7.8 7.6 Baldwin 1911.139 7.7 7.5 Dawson 1913.27 .. 7.5 : Innes 1914.356 7.8 7.6 Innes 1914.359 7.7 7.5 Innes 1914.362 7.9 7.7 Innes 1915.33 7.8 7.6 : Innes 1916.37 7.8 7.6 : van den Bos 1932.364 .. <7.4 Finsen 1934.367 .. <7.5 : Luft 1943.562 8.0 7.3 :: Luft 1946.348 7.8 7.1 :: Luft 1946.351 7.6 6.9 :: Luft 1946.384 7.5 6.8 :: Luft 1946.387 7.5 6.8 :: Luft 1946.390 7.5 6.8 :: Luft 1946.392 7.5 6.8 :: Luft 1946.395 7.6 6.9 :: Luft 1946.405 7.5 6.8 :: Luft 1946.408 7.6 6.9 :: Luft 1946.414 7.6 6.9 :: Luft 1946.433 7.7 7.0 :: Luft 1946.449 7.8 7.1 :: Luft 1946.460 7.8 7.1 :: Luft 1946.463 7.8 7.1 :: Luft 1946.474 7.8 7.1 :: Luft 1946.477 7.9 7.2 :: Luft 1946.485 7.9 7.2 :: Luft 1946.491 7.9 7.2 :: Luft 1946.504 7.9 7.2 :: Luft 1946.507 7.9 7.2 :: Luft 1946.537 7.8 7.1 :: Luft 1946.545 7.9 7.2 :: Eggen/Hogg 1952.160 6.42 6.45