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Dr. Katherine Volk

๐Ÿ‘ค Speaker
530 total appearances

Appearances Over Time

Podcast Appearances

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So after LSST has been in operation for a couple years, so probably mid-2020s, this map will then look like this, where almost all of this region has been imaged to 24 and a half magnitude is kind of their target for Kuiper Belt detections.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

And they estimate something like 10,000 to 40,000 new Kuiper Belt objects from the LSST search fields.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So we have 1,500 with good orbits now.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So it's going to be a huge boost to the Kuiper Belt community.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

And of course, it's going to 24 and 1 half.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So if there are really big, bright things out there in these parts of the fields, LSST will find it.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

And they're going to be revisiting these areas in the sky on a regular basis over years.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So even things that are really distant and therefore moving very slowly,

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So maybe you don't see the motion in one night.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

Maybe you don't even see the motion in a week.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

But you can go back and look and say, oh, on this course of a month, it actually is moving.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So that's going to be huge.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

Of course, it's not going to be the whole sky.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

But there are lots of things like the Planet 9 search going on in the Northern Hemisphere.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

And the Northern Hemisphere is the one we've searched better anyway.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So that's going to be a huge game changer both for large objects and on the chance that there are large objects not in the LSST fields, instead of having 160 things to work with, should have thousands and thousands in the distant Kuiper Belt to work with.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So if these gravitational effects that we think we're seeing are real, they should stand out so much better in the LSST data.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

There's a lot of also people going through archival data.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

So of course, not every image of the night sky is taken for the purposes of looking for solar system stuff.

2017 LPL Evening Lectures
Are There Unseen Planets Lurking in the Kuiper Belt? by Kathryn Volk - November 1, 2017

There's people doing all sorts of other outside of the solar system astronomy.