top | item 32073831 (no title) yvoschaap | 3 years ago 7.3 arcminutes = 16 light-years discuss order hn newest mwint|3 years ago Wait, but it’s a ~cone, right? So it must be 16ly across at some specific distance from us? agrajag|3 years ago 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.
mwint|3 years ago Wait, but it’s a ~cone, right? So it must be 16ly across at some specific distance from us?
agrajag|3 years ago 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.
mwint|3 years ago
agrajag|3 years ago