Plot.plot({
height: 500,
width: width,
marks: [Plot.dot(timeless, { x: "counts", y: "year", fill: "grey", opacity: 0.5, r: 9.5 }),
Plot.dot(timeless, Plot.pointer({ x: "counts", y: "year", fill: "grey", opacity: 1, r: 12})),
Plot.tip(timeless, Plot.pointer( {x: "counts", y: "year", channels: { artist: "artist" }}))
]
})