Assertion: comet's approach | /r/AtLocation | perihelion
Facets:
value: on april 20th
type: TEMPORAL
value: on 20 april
type: TEMPORAL
Source sentences:
text: The 1910 approach, which came into naked-eye view around 10 April and came to perihelion on 20 April, was notable for several reasons: it was the first approach of which photographs exist, and the first for which spectroscopic data were obtained.
text: The 1910 approach, which came into naked-eye view around April 10th and came to perihelion on April 20th was notable for several reasons: it was the first approach of which photographs exist, and the first for which spectroscopic data were obtained.