298 



THE SAYRE OBSERVATORY. 





b. a. a 



Mg. 



a 1S7S.0 



da 

 dl 





(700)8 d : 'n 

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 39 45 52'.58 



ds 



dl, 



d?S 



dp 



(700)8 01 

 8 di;< 



»<■' 



A 



a 



A 

 S 



221 



7297 



6.8 



h m s 

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+ 2.28855 



+ 385 



+14.0843 



+ 2370 



— .060 



+.2072 



12 



15 



222 



7320 



7.0 



59 11.374 



2.24274 



429 



+ .005 



—.00089 



41 8 4.30 



14.0826 



2259 



.059 



—.0476 



16 



17 



223 



7380 



4.1 



21 9 34.505 



-1- 2.99964 



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+ .004 



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4 43 55.51 



14.6840 



+ 2900 



.126 



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N 



224 



7438 



6.0 



17 2.098 



— 0.54914 



— 13095 



— .195 



| -.00906 



70 29 8.40 



15.2049 



— 579 



.210 



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15 



18 



225 



7509 



7.3 



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— 10728 



— .102 



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75 51 14.56 



15.8451 



— 225 



.160 



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14 



14 



22G 



7522 



5.8 



21 32 16.307 



+ 3.00552 



— 226 



1 .005 



+ .00051 



5 12 30.91 



+16,0611 



+ 2570 



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19 



19 



227 



7561 



2.5 



38 2.800 



2.94569 



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+ .006 



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9 18 9.89 



16.3381 



2424 



.129 



+.0093 





N 



228 



7597 



5.0 



41 32.269 



0.75768 



— 4063 



— .052 



—.01174 



71 44 50.27 



16.4009 



547 



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—.0433 



21 



22 



229 



7610 



0.7 



44 48.584 



1.07425 



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69 34 17.31 



Hi (1339 



799 



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19 



19 



230 



7641 



5.6 



50 50.063 



2,92387 



+ .73 



-|- .006 



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1129 0.62 



10.9434 



2202 



.130 



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23 



18 



231 



B.T). 59.2444 



7.4 



21 55 23.038 



-I- 1.87498 



+ 629 



+ .009 



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59 41 56.30 



+17.1004 



+ 1330 



— .048 



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2 



3 



232 



7685 



6.0 



58 21.651 



3.08735 



— 444 



+ .006 



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— 1 30 36.43 



17.2535 



2203 



.154 



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22 



19 



233 



7712 



6.0 



22 1 58.058 



+ 2.81316 



+ 482 



+ .008 



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21 5 42.22 



17.3875 



+ 1942 



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17 



18 



234 



7732 Pr. 



7.5 



2 36.064 



— 1.82387 



— 41949 



—1.214 



—.07011 



82 16 2.88 



17.4382 



— 1430 



.551 



—.0419 



14 



20 



235 



•7760 



6.2 



7 47.510 



| 1.37936 



— 1001 



— .010 



—.00990 



69 30 55.01 



17.7058 



| - 803 



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-| .0075 



19 



22 



230 



7796 



5.1 



22 15 21.940 



+ 2.95157 



+ 186 



1 .008 



f. 00006 



11 34 33.48 



+18.0108 



+ 1820 



— .139 



| .0106 





N 



287 



7820 



5.0 



19 27.071 



2.420S9 



1502 



.015 



—.00164 



48 50 35.1G 



.18.1410 



1121 



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21 



24 



238 



7843 



5.5 



24 18.856 



2.78678 



105:! 



.011 



! .00236 



31 55 59.80 



18.3258 



1.541 



.113 



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N 



339 



7915 



6.0 



35 53.019 



2 67872 



1478 



.014 



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39 34 22.44 



18.7157 



1318 



.107 



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12 



14 



240 



7932 



5.1 



38 31.178 



2.66317 



1578 



.015 



—.00220 



41 9 49.01 



18.81.49 



1270 



.106 



+.0148 





N 



241 



7962 



6. 



22 44 43.689 



■f 2.09296 



+ 1680 



+ .015 



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41 17 30.01 



+18.9702 



+ 1185 



— .110 



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15 



18 



242 



7978 



6.7 



47 28.894 



2.72890 



1638 



.015 



— .00037 



39 30 12.46 



19.0465 



1 1 5(1 



.114 



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9 



12 



243 



8024 



6.5 



56 13.899 



2.51745 



2636 



.027 



--.00 138 



56 26 8.21 



19.2766 



925 



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14 



12 



244 



8052 



4.5 



23 1 1.528 



2.91336 



1074 



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24 47 38.07 



19.3600 



997 



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20 



21 



245 



8078 



5.2 



5 25.566 



3.02596 



291 



.009 



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8 2 29 52 



19.5022 



957 



.157 



+.0139 





N 



246 



8122 



6.8 



23 13 22.079 



+ 2.17376 



+ 3954 



+ .008 



—.01451 



73 21.60 



+19.6084 



| 552 



— .063 



—.0321 



15 



18 



247 



8195 



6. 



25 8.838 



2.93427 



2140 



.018 



+.02341 



38 32 58.87 



19.7497 



508 



.144 



— .0731 



25 



27 



248 



8229 



4.3 



32 0.619 



2.92399 



2500 



.020 



+.00139 



42 34 34.12 



19.9075 



434 



.141 



| .0020 





N 



249 



8252 



6.5 



37 0.710 



2.89691 



3494 



.031 



—.00112 



52 27 33.04 



19.9492 



337 



.139 



—.0042 



10 



10 



250 



8284 



6.0 



43 19.993 



8.02481 



1042 



.014 



+.00403 



28 8 47.79 



20.0206 



235 



.159 



-| .0194 



21 



19 



251 



8317 



7.5 



23 49 18.287 



+ 2.9753:; 



+ 43.02 



! .011 



—.00191 



56 42 59.50 



+20.0210 



+ 110 



— .151 



—.0108 



13 



14 



252 



8324 



4.8 



51 24.502 



3.045-10 



1476 



.013 



—.004.07 



24 20 47.38 



20.0143 



80 



.103 



—.0258 





N 



253 



8356 



7.0 



68 81.236 



2.90393 



1.9789 



.714 



—.01147 



82 16 38.46 



20.0355 



19 



.141 



—.0162 



15 



15 



254 



8365 



6.5 



23 58 39.339 



3.07383 



120 



.010 



+.00142 



— 1 11 50.15 



20.0000 



(id 



.167 



—.0539 



23 



24 



•Maj. 



II. 



Latitude Determination at the Sayre Observatory. 



Observations lor Latitude at this institution were begun April I, 1876, and ended 



August ID, 1895. They may he regarded as forming four different scries as follows: 

 First. — Determinations depending on a list of GO pairs of stars, the observations 



being distributed very unequally through the years 1876, 77, '78, '85, '86, '88, '89 



and '90. 



Second. — A list of 109 pairs observed from December 1,1889, to December 13, 



1890, each pair with two exceptions being observed both evening and morning. Sixteen 



pairs were eommon to both the old list and the new one, but the old list was entirely 



