C.—l.

TABLE 7. Correction of Clock Times at the Mean of Exchanges, and resulting Difference of Longitude.

Note. —The symbols have the same signification as on page 341, Vol. 1., Chauvenet. Tho equation A—L = '070a has been applied to the sending clock for the sake of convenience.

23

Date. s. (sending). e. (receiving). Clock Time. Clock Slow. Personal Equation. Corrected Time. Difle: Hi. 34 cenco ■m.+ . 1883. 'ec. 5 ... ., 5 ... „ 5 ... . 5 ••• u 5 ... „ 5 ... . 5... . 5 ... s. Sydney s. N.Z. a. N.Z. s. Sydney e. Sydney s. N.Z. e. N.Z. s. Sydney e. H. M. S. 2 25 15-829 3 59 49-371 4 10 30-829 2 35 58-821 2 59 56-651 4 34 30-215 4 48 30-837 3 13 58-778 s. + 19-510 + 3-758 + 3-760 + 19-509 + 19-507 + 3-763 + 3-765 + 19-506 s. + •070 -•302 -•070 -•341 + •070 -•302 -•070 -•341 H. M. 2 25 3 59 4 10 2 36 3 00 4 34 4 48 3 14 s. 35-409 52-827 34-519 17-988 16-228 33-676 34-532 17-943 } -■ 1 16-531 J - 1 16-589 17-418 17-448 Result \= 16-996 x=-436 Means= 16-560 17-433 Dec. 15 ... „ 15 ... „ 15 ... . 15... , 15 ... „ 15... „ 15 ... „ 15 ... „ 15 ... „ 15... N.Z. s. Sydney k. Sydney s. N.Z. b. Sydney s. N.Z. b. N.Z. B. Sydney e. Sydney s. N.Z. e. 4 06 35-892 2 32 07-926 2 59 30-341 4 34 00-129 3 22 40-325 4 57 10-102 5 08 30-867 3 34 02-811 4 22 30-962 5 57 00-755 + 5-528 + 17-327 + 17-326 + 5-528 + 17-326 + 5-528 + 5-528 + 17-326 + 17-324 + 5-529 -•070 -•341 + •070 -■446 + ■070 -•446 -•070 -•341 + •070 -•446 4 2 2 4 3 4 5 3 4 5 06 32 59 34 22 57 08 34 22 57 41-350 24-912 47-737 05-211 57-721 15-184 36-325 19-796 48-356 05-838 1 16-438 } ... 1 16-529 } - 17-474 17-463 17-482 Result k= 16-978 x=-494 Means= 16-484 17-473 Dec. 16 ... „ 16 ... „ 16... „ 16... , 16 ... „ 16 ... „ 16... „ 16... Sydney s. N.Z. it. N.Z. s. Sydney e. Sydney s. N.Z. b. N.Z. s. Sydney e. 1 40 27-198 3 14 56-869 3 27 20-878 1 52 52-930 2 16 30-363 3 51 00-066 4 03 30-875 2 29 02-857 + 17-146 + 5-496 + 5-495 + 17-144 + 17-140 + 5-495 + 5-494 + 17-139 + •070 -•446 -•070 -■341 + •070 -•446 -•070 -•341 1 3 3 1 2 3 4 2 40 15 27 53 16 51 03 29 44-414 01-919 26-303 09-733 47-573 05-115 36-299 19-655 1 \ 16-570 } ... j16-644 17-505 17-542 Result \= 17-066 x=-458 Means= 16-607 17-524 Dec. 18 ... „ 18... „ 18... „ 18 ... „ 18... „ 18... „ 18... „ 18 ... Sydney s. N.Z. e. N.Z. 8. Sydney e. Sydney s. N.Z. k. N.Z. s. Sydney B. 2 13 30-324 3 47 59-583 4 00 32-539 2 26 04-979 2 49 40-384 4 24 09-627 4 35 40-512 3 01 12-928 + 16-833 + 5-467 + 5-467 + 16-832 + 16-830 + 5-468 + 5-469 + 16-830 + •070 -•446 -•070 -•341 + •070 -•446 -•070 -•341 2 3 4 2 2 4 4 3 13 48 00 26 49 24 35 01 47-227 04-604 37-936 21-470 57-284 14-649 45-911 29-417 } - 1 16-466 } •;• } 16-494 17-377 17-365 Result A=16-926 x=-446 Means= 16-480 17-371