Fig. 4

Map of the HDO line on Venus at 335.395 GHz observed on November 15, 2011. The spectral resolution is 0.35 MHz. The planet’s angular diameter is 11′′ and is shown by a red circle. The evening terminator is indicated with a yellow line. The synthesized beam is indicated with a blue ellipse (in the lower left corner) of 2.65′′ × 2.38′′.
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