HemcFs Auroral Register. 



15 



1837. 



Dec. 17 



18 



19 



20 



21 



22 



23 



24 



25 



26 



27 



28 



29 



30 



31 



1838. 



Jan. 1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



24 



25 



26 



27 



28 



Ov't and raining all night. Obs. impos, [tain on ac't of cl'ds. 



Clear at 10''. No A.B. to lO"". Some auroral light susp., but uncer- 



Ov't at e'^ : clear at 10''. No A.B. to 10". 



Clear. No A.B. to 10''. 



No A.B. all night, yet slightly uncertain on account of cloudiness. 



Clear. No A.B. visible. 



Ov't. Obs. impos. to 10'', and doubtless all night. 



Clear. No A.B. to 10", nor from 4'' to 6" a. m. of 25th. 



Mostly clear. No A.B. to 10". 



Ov't. No A.B. to 10", or possibly a very faint light. 



Mostly ov't. No A.B. seen, but obs. nearly impos. to 10". 



Clear. A.B. scarcely detected before 8|". (36) 



Partly clear. Obs. uncertain ; after 10" m'y cl'r and no A.B. visible. 



Cleai'. A.B. faint; I saw no streamers. (37) 



Mostly clear. No A.B. to 10". 



Clear. No A.B. to 10". 



Ov't. Obs. impos. to 10". 



Mostly clear. No A.B. visible, but obs. rather imperfect. 



Obs. impos. most of ev'g and n't on ac't of cl'ds: no A.B. seen or susp. 



Clear. A.B. seen; not till 9" to 10".* (38) 



Clear. No A.B. to 10". 



Very wet fog during ev'g. No A.B. seen ; obs. nearly impos. to 10". 



Clear. No A.B. to 10". 



Ov't. Raining. Obs. impos. 



to 10". 



to 10". 



to 10''. 



to 10". 



No A.B. 

 No A.B. 

 No A.B. 

 No A.B. 

 Obs. impos. to 10", and probably all night. 



(39) 

 (40) 



to 10" 

 Clear. 

 Clear. 

 Clear. 

 Clear. 

 Ov't. 

 Clear.* 



Mostly clear at 6" : mostly ov't at 10".* 

 Clear.* 



Fog. Obs. impos. to 10", and doubtless all night. 

 Clear. No A.B. to 10".* 

 Clear. No A.B. to 10". 



Obs. nearly impos. on account of cloudiness. None suspected. 

 Many cirrous clouds : fair. No A.B. to 10", and prob. all night, 

 Ov't. Obs. doubtful on account of clouds. None suspected.* 

 Mostly clear. A.B. seen,* (41) 



Ov't. Obs. impos. to 10", and probably all night. 

 Clear. No A.B. to 10". 

 Driving stoi*m. Obs. impos. all night. 

 Ov't at 6". Clear, in whole or in part, later,* (42) 



Jan. 5th. — Many red patches and some white streamers ; greatest altitude about 50°. Bright 

 moon. 



Jan. loth.— A very faint light in the N. between 9h and lOh, but moon soon rose and obscured it. 



Jan. 16th. — No A.B. during evening up to 9h 30m, when it became cloudy. Between lOh 

 and llh, through the broken clouds, Tsaw unusual light. I presume there was an aurora. [A 

 decided aurora at 4 A. m. I did not see it.] 



Jan. 17th.— No A.B. to lOh, yet a very faint light appeared to lie low in the N. about llh. 

 Uncertain. 



Jan. 19th. — At one time I suspected there was a very faint light, but I am uncertain. 



Jan. 23d.— I have since heard that a lady saw, about lOh, through breaks in the clouds, an 

 auroral corona. Needle not inspected. 



Jan. 24th.— Bright low arch ; red stains in N.W. ; streamers, none higher than 40°. Rank 

 about No. 5. 



Jan. 28th.— A.B. seen, chiefly between 9h and lOh ; streamers about 40° high. Rank about 

 No. 6. None visible at 4 a. m. of 29th. Seen at Butltvlo, N. Y. 



