Errata: Observations of the Apparent Distance and Positions of 380 Double and Triple Stars, Made in the Years 1821, 1822, and 1823, and Compared with Those of Other Astronomers; Together with an Account of Such Changes as Appear to Have Taken Place in Them Since Their First Discovery. Also a Description of a Five-Feet Equatorial Instrument Employed in the Observations

A careful revision of the former communication on Double Stars, Phil. Trans. 1824. iii. has led to the detection (among several errata of trifling importance), to the following of a grave character, which the reader of that paper is earnestly requested to correct in his Copy. | Page, &c. | Error | Correction | |-----------|-------|------------| | 124 | Mean 54 Cancri. | Near 54 Cancri. | | 216 | 48.845 | 40.845 | | 325 | 4.13 | 44.6 | | 337 | 97.60 | 107.60 | | 337 twice and in Index, Star No. 301 | 23.467 | 25.871 | | 338 | Z = + 1.44 | Z = - 1.44 | | 355 | Z = - 0.12 | Z = + 0.12 | | 167 and in Index No. 144 | { 73° 50' | 72° 50' | | | 73 54 | 72 54 | | 101 and in Index No. 79 | 16" 988 | 15" 966 | | 323 twice and in Index No. 287 | 67° 46' | 22° 14' | | Index No. 105 | 9 42 | 9 12 | | Index No. 110 in Column of Decl. | 12 17 | 17 12 | | Index No. 278 | 278 | 278 | | Index No. 222 | Mean mot. - 2°.13 | Mean mot. + 2°.13 | Errata to be corrected in the present Memoir. Page 209, for "between 36 and 38," read north following 36. — 353, for "1825.252," read 1825.52. — vi. (Index) H. and S. 74; for + 0°.009, read + 0°.109. — viii. (Index) S. 600; Re-exam. add in col. of Remarks, the word "Binary." From the Press of W. NICOL, Cleveland-row, St. James's.