Smithsonian miscellaneous collections . Fig. i.—Variations of the solar constant and of areas of solar faculae. Dailysolar-constant values for February and March, 1926, and areas of faculae. *0 3000 IOOO. Fig. 2.—Discontinuous trends in solar constant and solar faculae. Solar constants andfaculae, October, November, and December, 1929. no. 4 SOLAR VARIATION, WEATHER ELEMENT ABBOT * . f 1 \ / 2400 / / ~^ R2> v 2300 R\ / rr 2 \y m, >C* \ / f N-^ -3 -2 -/ O *l *2 \ 1 i i i > i i ^/ 24O0 2300 / / / Z / N \ / \ — t 3 - 2 - 1 0 *l *2 *3 *4 i i f
Smithsonian miscellaneous collections . Fig. i.—Variations of the solar constant and of areas of solar faculae. Dailysolar-constant values for February and March, 1926, and areas of faculae. *0 3000 IOOO. Fig. 2.—Discontinuous trends in solar constant and solar faculae. Solar constants andfaculae, October, November, and December, 1929. no. 4 SOLAR VARIATION, WEATHER ELEMENT ABBOT * . f 1 \ / 2400 / / ~^ R2> v 2300 R\ / rr 2 \y m, >C* \ / f N-^ -3 -2 -/ O *l *2 \ 1 i i i > i i ^/ 24O0 2300 / / / Z / N \ / \ — t 3 - 2 - 1 0 *l *2 *3 *4 i i f , Figs. 3 and 4.—Time relations between maxima and minima in the solar constantand solar faculae. Means of faculae and solar constants for the 5 days before and the 5days after the dates of 72 selected days of maxima and 82 days of minima of solarconstants. ks he V • flSfc 11/ ..-??13 50 75 Sunspot numbers ?12^—^ (The number near each pointindicates the number of monthlymeans included in each group.) 125 So 17T Fig. 5.—Monthly mean values of the solar constant compared with monthly means ofsunspot numbers for the same days. 5 - i . < j - t : i 1 / 0 r - > <
Size: 2145px × 1165px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1860, bookidsmiths, booksubjectscience
