# Making Illustrator map

**URL:** <https://talk.observablehq.com/t/making-illustrator-map/10551>\
**Category:** Help\
**Created:** [November 6, 2025, 6:43pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551 "2025-11-06T18:43:01Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![WeiaR](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/weiar/32/9686_2.png) [@WeiaR](https://talk.observablehq.com/u/WeiaR)\
**Post date:** [November 6, 2025, 6:43pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/1 "2025-11-06T18:43:01Z")

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Hi all, I’l like to have an Illustrator file with my map: [Cupola Projection / Fil | Observable](https://observablehq.com/@fil/cupola-projection)

It should have country boundaries and a grid (15 degree graticule preferably) and it may be simple with unprecise coastlines etcetera. Suitable for on a computer screen, not for high quality print. Developing a map with Mathlab is one thing, and making an Illustrator file I have never done. Is it simple?

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**Author:** ![Fil](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/fil/32/207_2.png) [@Fil](https://talk.observablehq.com/u/Fil)\
**Post date:** [November 6, 2025, 7:16pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/2 "2025-11-06T19:16:22Z")

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Hi Weia,

I have updated the notebook to make the map in SVG. You can now adjust the parameters as you like (the 15° graticule, the colors, etc), then click on the ︙ menu to get the “download svg” option. You should then be able to open the file in an image editor.

Let me know if you need anything else?

 ![Capture d’écran 2025-11-06 à 11.12.04](https://canada1.discourse-cdn.com/flex030/uploads/observablehq/original/2X/d/dd83afa394cba4815e69dcb29520c97743b05110.png)

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**Author:** ![WeiaR](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/weiar/32/9686_2.png) [@WeiaR](https://talk.observablehq.com/u/WeiaR)\
**Post date:** [November 6, 2025, 8:09pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/3 "2025-11-06T20:09:22Z")

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Sorry, I do not see parameters and the three dots only show png export, not svg.

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**Author:** ![WeiaR](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/weiar/32/9686_2.png) [@WeiaR](https://talk.observablehq.com/u/WeiaR)\
**Post date:** [November 6, 2025, 8:11pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/4 "2025-11-06T20:11:39Z")

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I took the wrong three dots 😉 Now the parameters.

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**Author:** ![WeiaR](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/weiar/32/9686_2.png) [@WeiaR](https://talk.observablehq.com/u/WeiaR)\
**Post date:** [November 6, 2025, 9:05pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/5 "2025-11-06T21:05:07Z")

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I can’t find parameters.

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**Author:** ![espinielli](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/espinielli/32/142_2.png) [@espinielli](https://talk.observablehq.com/u/espinielli)\
**Post date:** [November 13, 2025, 2:05pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/6 "2025-11-13T14:05:07Z")

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the cell that plots the map, just below it, has all the params:

- `Plot.geo(d3.geoGraticule().step([15, 15])()` here you change the graticule grid
- `Plot.sphere({ fill: “#fffff2” })`, here you change the oceans’ color
- …

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**Author:** ![espinielli](https://yyz2.discourse-cdn.com/flex030/user_avatar/talk.observablehq.com/espinielli/32/142_2.png) [@espinielli](https://talk.observablehq.com/u/espinielli)\
**Post date:** [November 13, 2025, 2:33pm UTC](https://talk.observablehq.com/t/making-illustrator-map/10551/7 "2025-11-13T14:33:52Z")

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just forked it and added easy to edit params…

> **[Cupola Projection](https://observablehq.com/d/fb32fe9a13443ae2)**
>
> by Weia Reinboud. issue #209. This is Work in Progress, based on the author’s formula. Params for Weia
