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Earth, Planets and Space
Fig. 4 | Earth, Planets and Space

Fig. 4

From: Enhancement of equatorial OI(1D) emissions at midnight

Fig. 4

Simulation results of the 630.0 nm nightglow based on the SAMI-2 model, plotted in the latitude-altitudinal plane at midnight on a March 1, 2007, b June 1, 2007, c September 1, 2007, and d December 1, 2007 along the 50°E longitude. The white arrows indicate the geographic equator, and the red arrows indicate the geomagnetic equator

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