170s.
May
Mr. Puget, nine fets taken between the 28th of march and C)thofapriI, - . . . . 237" 19' 5" Mr. Wliidbey, fifty-eight ditto, the 26th of march and 12th of June, . . _ - . ^^37 23' 38" Mr. Orchard, fifty-three ditto, ditto - 237° 22' Mr. J. Stewart, twenty-four ditto, the 27th of march and 29th of april, .... - 237" 25' 50" Mr. Ballard, thirty-eight ditto, ditto - 237° 22' 13" Myfelf thirty-eight ditto, the 28th of march and 5th of tnay, --_... 237° 21' 9" Hence, the longitude of the obfervatory deduced from the mean refult of the above obferved diftances of the <[ a O and ftars, was ----- 237° 22' 19" On our arrival in port Difcovery the chronometer, by the Portfmouth rate, on the 4th of may, fhewed - 237° 51' By the Otaheitean rate, . . . 235' 59' Mr. Arnold's chronometer on board the Chatham, by the Otaheitean rate, .... 035° 27' From the above obfervations and nine days correfponding altitudes, Kendal's chronometer was found, on the 13th of may at noon, to be fad of mean time at Greenwich 45' 46", and to be gaining on mean time at the rate of 11" 55'" per day. By the fame obfervations, Mr. Arnold's, on the 13th of may at noon, was faft of mean time at Green- which 2° 56′ 49″, and was gaining on mean time at the rate of 27" per day.
The latitude of the obfervatory, by the mean refult of nine meridian altitudes, was - - - 48° 2' 30" The variation, by all our compaffes, in eleven fets of azimuths, differing from 20° to 26", gave their mean re- fult, - - - - - - 21° 30' The «Mi
