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ASTRONOMICAL PAPERS. 



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121 



SHIRBURN C AST L:E, the rc:itGnaOT&MacL-k.ffi,JJ, laU 51^. 30''. %%". l^Aon^.^'.sf \Vci\. 

 H. m, fee. 



7. 7- 4 Ejtt. contaa I By Mr. j^ari^/^, Lord Macdc'sJ.u'd' ^ohkrvcr; wlt^i I4fcct rcfraaor, 

 7. 25. 26 internal diUo 5 Jniig. power 60 times. 



?■ 2<; 28i ? liUcrnal contaa, by Lord MacchsfdJ ; judjrca by the thread of light clolmg 

 '' ^' ■* ' roiina <^ . With a treble objea ghifs refraaor 3^ f. power 1^0, tliue 



7, 15. 16^ internal eoiitad, by l.ady ilf"tfa/i'.r/?i>/(/, with a 6 f. refraaor. 



OXFORD Lat. ji^. 4j'. IJ^' N. Long. y. 4'/ Weft. 



■:Part of Venus's diameter entered on the Sun, he judges the 

 external eontadl to have happened a few lecondsYooner 



♦ 111 <. iKIr.. 



^'S, 



> 5' 58 



t than thisi 



7. 13. 16 Reg-, circumrcrences in contaai 



By Mr. iloniihy, 

 Sav. Prof. Aftr. 

 I'he Ext. Cont. 

 witha xaf. refrac- 

 tor. Power 68. 



7. %Ai. I 



fint. Contaa judged of by the eompletion of the thread") .-p, . ^ 



i of light. About 10'' later than this, viz. 7h. %^.%^K the 1 ^ ^^^/f^' '-"^"tj^t 

 , !' thread of bght appeared in breadth- /^ of ? 's dikm. fo ^.^^^ '7'^^* 



•^ + i that he- coneludcs the true internal contaa was about i' Y objeetglals re- 

 I fooner, vl/. at 7h. 13'. if. $'3 diameter meafiu'ed, on ^^''■^''^ ^^/^"^^ 



[^ a mean ofhxmeafures, 58^^,1.- , power 90 times . 



7. 6. 1% 



External eontadl ecrtainly palled, having"^ By Mr. Lucas of New-College, with 

 perceived a fmall imprefdoa feverai le-V a 6 1^et-Acrom. tclefeope 'now- 



condi fooner. 



,v 



er 60. 



pc pow 



7. 24. %% 



Clnr. contaa, thread of light entirely com-"? By Mr. Clare of St. John's College, - 

 \ pleted.,, ^ — *'' -' '' ' '■ 



\ with the fame telcfcope 



7,; 6; 



7^ 34. - %% 



6. 



7. 24. 





o $ fomcwhat entered ^ "^ By Mr. Sykeg of Brazen-Nofe Col- 



contaa, or thread of light com- J- l^^^, with %\ feet Acromatic 



'Pelefcope, 



f By Mr. Hhud-hur^h of BaUol College, who thinks that at 

 7h. 23'. 16" the center of $ was removed more than 

 half her diam.: from Q's limb, and that the true In- 

 tcrnal Contaa was then aduaily pafled. He thinks 

 at leafl 8" or 10" are to be allowed for the comply 



1 tion 0" 



8. External contaa. 

 25 Thread of light complete 



thread of light. 



7. 6.' 44 Ext. Contaa 

 1* 24. 15-4* Internal ditto 



Mr. Nikil'm of St. Mary Hall, 



7. 6. 



7. 24. 



7. 24. 



29 Ext. Contaa 

 I0| Internal ditto 



J By Mr, minamfon. 



Both with iinall te-' 

 lefopes. 



Z9 



28 



Ext. Contaa 

 Internal ditto 



Svniid HorJIey, LL. B. with' an 18 inch Rcflcaor. 



* When there arc fraaionsof feconds, it is not to be- imagined that feconds were divided iu 

 pronouncing the time* of the coutaas by the clocks; but the fraaious arifc iu applying the 

 ct^uation to rtducc mean into apparent time. 



KEW. I', 14" Weft. . 



7. 9. 

 7. 10, 



59 Afudden boiling or tremor on 0's limb, ~\ 



7 A fmall indent, and ftgnal given for External Contaa. j 

 ("Limbs tangentical, but y. o^uito entered on 0, though I 



7. 28. 8 



7, a8. 



angentic; , . . ^ ■ ^ 



ftlil joined to his limb by a flendcr tail or ligament, 

 ^ but not fo black as her dhk. 

 17 The tail vaniftied fuddenly. 



By Dr. Bcvis, with a 



3ifectRclleaorof 



6 inches aperture, 



. and a jnagnifying 



power of izctimes- 



SPTTAL SQTJARE. Lat. 51 f^. t,i\ i^^^ Long. 17^^ W. 



7. 10 



7.29. 



L 



44^ Ext. Contaa, S^y Mr. Canton, with a Telcfcope magnifying 95 times, 

 15I Internal ditto i diam. 59" on a mean of 4 mcafurtis. 0's diam, 31'. T^f\. 



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IIAMMEREOSr 



