- Bredde. 
Figuren Pl. I, Lutttryk 1877, viser, at den beregnede 
Curve stemmer meget godt overens med de observerede 
Verdier. MF = +0.""026. 
Efter Formelen beregnes: 
Maximum = +0.""245, 2” 56” p.m. 
Medium: (Mean) 11% 16” a.m. og (and) 11” 24" p.m. 
1878. 
Følgende hele 
Juni 28 til Juli 7, 
Observationsdage ere anvendte: 
10 Dage. Rejsen1 Østhavet. Vardø— 
Beeren Eiland--Hammertfest. 
» Rejsen Hammerfest — Grøn- 
landsisen — BeerenHEiland. 
» Hammertest—Beeren Filand, 
Spidsbergen, Grønlandshavet. 
Ialt 48 Dage, mellem Bredderne 71" og 80°, med til- 
dels uroligt Vejr. 
Juli 14 , Juli 24, 11 
Juli 30 - Aug, 25, 30 5 
Den (on the) 28 Juni (of June), 1” 
a.m. 
var Lufttrykket (the pressure was) 
The figure in Pl. I, Pressure of the Air, 1877, shows 
that the computed curve agrees very well with the observed 
values, MF = SOME) ZO. 
From the formula were computed — 
Minimum = — 0.""303, 4” 16” a.m. 
Amplitude (Total Range): 0.””548. 
1878. 
The following were the whole observation days: — 
June 28 to July 7, 10 days; on the cruise in Barents’ Sea; 
Vardo—Beeren Eiland— Hammerfest. 
24, 11 days; Hammerfest — the Greenland 
ice — Beeren Eiland. 
25, 27 days; Hammerfest—Beeren Filand, 
Spitzbergen, the Greenland Nea. 
Total 48 days, in 71° to 80°N. lat., part of the time 
stormy weather. 
July 14 , July 
July 30 , Aug. 
TAQ ems, 
T9373. 
—4.rm() 10 = — 0,40 = e. 
TaD .mms, 
UD: 
mm] 
Arm 11 = 0.37 =e. 
762.073, 
1.20 :27 = 0,04 =e. 
For the whole group, ¢= + 0.019. 
The error in the hour of observation at noon reached 
å 8 Juli (of July), Å 
Forskjel (Difference) 
Den (on the) 13 Juli (of July), 12” p.m. var Lutttrykket (the pressure was) 
27 24 ry) by) by) 99 
Forskjel (Difference) i z 
Den (on the) 29 Juli (of July), 12" pm. var Lutttrykket (the pressure was) 
5 25 Aug. - > DILL, 
-— Forskjel (Difference) — ; Ca 
For den hele Gruppe bliver ¢=-+ 0.”7019. | 
Fejlen i Observationsklokkeslettet ved Middag har sin | 
største negative Verdi, — 33.”0, den 8de August, og sin 
største positive Værdi, + 25.”5, den 15de August, paa 80° 
Summen af positive Fejl er 269.”3, fordelt paa 
19 Dage, eller pr. Dag + 14.”2. Summen af negative Fejl 
er — 338.79, fordelt paa 25 Dage, eller pr. Dag — 13.5. 
its greatest negative value, — 33.70, August 8th, and its 
greatest positive value. + 25.75, August 15th, in 80° N. 
lat. The sum of the positive errors is 269."3, distributed 
over 19 days, or + 14.72 per day. The sum of the nega- 
tive errors is — 338.”9, distributed over 25 days, or — 13."5 
Den gjennemsnitlige Fejl bliver — 69.76, fordelt paa 48 per day. The average error is accordingly — 69.76, dis- 
Dage, eller pr. Dag — 1.45. tubuted over 48 days, or — 1.”45 per day. 
a.m. 
Klokkeslet Tee 2” Bu ah Rie OG 7 8” 9” Ø? nie pe Hour. 
Corr. Obs.media 753-95 53-84 53-71 53-63 53:61 53-64 53-58 53-70 53-78 53-87 53-97 54.11 Corr. obs. means. 
Afv. fra Dagsmedium 0.02 —0.09 —0.22 —0.30 —0.32 —0.29 —0.35 —0.23 —0.15 —0.06 0.04 0.18 Ditf.from daily mean. 
Beregnet Afvigelse 0.01 —0.11 —0.21 —0.28 —0.32 —0.32 —0.30 —0.25 —0.16 —0.04 0.06 0.14 Computed difference. 
Forskjel: Obs — Ber. 0.01 
0.02 —0.01 —0.02 0.00 0.03 —0.05 0.02 0.01 —0.02 —0.02 0.04 Diff.: obs. — comp. 
p.m. 
Corr. Obs.media 754.10 54.14 54.11 54.16 54.13 54.10 54.01 54.02 54.06 54.09 54.05 54.02 Corr. obs. means. 
Afv.fraDagsmedium 0.17 0.21 0.18 0.23 0.20 0.17 0.08 0.09 0.13 0.16 0.12 0.09 Ditf. from daily mean. 
Beregnet Afvigelse 018 0.20 0.21 0.21 0.19 0.15 O.II 0.09 O.1I 0.14 0.15 0.10 Computed difference. 
Forskjel: Obs.— Ber.—o.01 0.01 —0.03 0.02 0.01 0.02 —0.03 0.00 0.02 0.02 —0.03 —0.01 Diff.: obs. — comp. 
