[yvoschaap]

7.3 arcminutes = 16 light-years

[mwint]

Wait, but it’s a ~cone, right? So it must be 16ly across at some specific distance from us?

[agrajag]

That's the distance of an object away that has a parallax of 7.3 arcminutes and a baseline of 1AU. The 7.3 arcminutes referenced here is the width of the image on the celestial sphere.