HenicTc's Auroral Register. 



81 



1839. 



Dec. 28 



29 



30 



31 



_1840 



Jan. 1 



2 



3 



4 



6 



6 



1 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



24 



25 



26 



27 



28 



29 



30 



31 



Feb. 1 



2 



3 



4 



5 



6 



7 



Mostly ov't, clearing: p. no A.B. to lO*" ; obs. unc. on ac't of cl'ds. 



Mostly ov't. Obs. nearly inipos. to 10*^. 



Mostly clear. No A.R to 11''.* 



Clear.' No A.B. to 12''. [A.B. at 4^ a. m. of 1st.] (121) 



Very clear. No A.B. to midnight. 



Mostly clear. No A.B. to 11''." 



Clear. Fine display of A.B. : not higher than 40°.* 



Mostly ov't.* 



Clear. A.B.* 



Mostly clear. No A.B. to 10'\ 



Clear. No A.B. to 9^ 



Clear. No A.B. to 0''. 



Mostly clear. No A.B. to lO''. 



Mostly ov't. Obs. impos. to 9''. 



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



Clear. Moon interferes. No A.B. seen to 10''. 



Ov't to 8'' ; then clearing, and clear by 9''. No A.B. to 9^''. 



Ov't. Obs. impos. to 11'*. 



Cl'dy and p'y cl'r by turns : moon: obs. unc. : no A.B. susp. to 10 



Clear. Moon. No A.B. to 11'^. 



Clear. Moon. No A.B. to 10\ 



Clear. No A.B. to 10". 



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



Mostly ov't. Obs. impos. to lO''. 



Very clear. No A.B. Moon rose at 8". 



Snowing. Obs. impos., doubtless all night. 



Ov't to "8^" ; afterwards clear. No A.B. to 9^''. 



Clear. No A,B, to 10", 



Clear. No A.B, to 10", 



Mostly clear to 9|". No A.B. to 9t1-". Clouding up. 



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



Ov't, Obs, impos, to 11", and doubtless all night. 



Obs. impos. to 10", and doubtless all night: foggy and drizzling. 



Clearing between 8'' and 9". Very clear soon after 9".* 



Clear early part of evening. Ov't at 8^", and onward.* 



Mostly ov't, and obs. nearly impos. to 10".* 



Clear. No A.B. to 9". 



Clear. No A.B. to 10". 



Clear. No A.B. to 10", 



Mostly ov't. Obs. impos, to 10", 



Clear early part of evening ; ov't at 9". No A.B, seen. 



Clear, A.B, seen.* 



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



raining. Obs. imjios, to 10", and doubtless all night. 



Obs, impos, to 10", and doubtless latei*. 

 Moon, No A,B, to 10". 



(1^'al 



Ov't ; 

 Ov't \ 

 Ov't,' 

 Clear 



(127) 



9 



10 

 11 

 12 'Mostly ov't. Obs. nearly impos, to 10". None seeu 



Dec. 30tb.— At llh I thought there was a very faint auroral light ; uncertain. 

 Jan. od.— Much red light ; streamers and arches. Most brilliant from 6h to 7h. 

 Jan. 4th.— Evidently some (but not great) display of A.B. ; obscured by clouds. 

 Jan. 5th.— Not much up to lOh, but a luminous arch, not changing much, about 7° high at 

 vertex: occasional streamers. 

 Jan. 30th.— Fine auroral arch low in the N. I saw no streamers. Arch 6° high at vertex. 

 Jan. 31st.— Low arch in N. I saw no streamers. Arch 6° high at vertex. 

 Feb. 1st. — A faint auroral light suspected. 

 Feb. 7th. — A low arch in N. with occasional streamers, not more than SS** high. 



