A NEW METHOD OF RESEARCH.
23
the comparatively small width of the hydrogen lines, that it will become possible to secure photographs corresponding to different elevations,
N | ||
E | Fig. 10.—3h 57m. Calcium Flocculi, K2 Level. Slit at λ 3933 8. | W |
S | ||
Fig. 11.—11h 0m. Hydrogen Flocculi. Slit at Center of Hy. (Bright Eruptive Flocculi West of Spot.) | ||
Hydrogen and Calcium Flocculi, 1903, July 7. (Scale: Sun's Diameter's 0.290 Meter. ) |
just as has been done for calcium with the broad H and K bands. This would permit the lower regions to be differentiated from the