Map projections

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Maps in United States Classrooms

Last post by PeteD « Tue Sep 16, 2025 1:40 pm
Replies: 8
by quadibloc » Mon Sep 15, 2025 7:19 pm

8 Replies

362 Views

Last post by PeteD
Tue Sep 16, 2025 1:40 pm
African Union backs campaign to replace Mercator map with Equal Earth

Last post by quadibloc « Sat Aug 30, 2025 8:54 pm
Replies: 8
by saga » Wed Aug 27, 2025 3:38 pm

8 Replies

1078 Views

Last post by quadibloc
Sat Aug 30, 2025 8:54 pm
Eckert III Projection In Use

Last post by Milo « Fri May 23, 2025 10:14 am
Replies: 2
by quadibloc » Fri May 23, 2025 6:07 am

2 Replies

81267 Views

Last post by Milo
Fri May 23, 2025 10:14 am
The first true equal-area projection

Last post by saga « Mon Apr 07, 2025 3:31 pm
Replies: 7
by saga » Tue Apr 01, 2025 5:38 am

7 Replies

75619 Views

Last post by saga
Mon Apr 07, 2025 3:31 pm
The Liquid Earth projection

Last post by quadibloc « Sat Jan 11, 2025 3:07 pm
Replies: 15
by saga » Sat Dec 28, 2024 12:19 pm
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15 Replies

50389 Views

Last post by quadibloc
Sat Jan 11, 2025 3:07 pm
Fool's Cap projection

Last post by daan « Sat Oct 19, 2024 12:09 am
Replies: 4
by rschmunk » Thu Oct 17, 2024 8:57 pm

4 Replies

22424 Views

Last post by daan
Sat Oct 19, 2024 12:09 am
Icosahedral Projection

Last post by daan « Sat Sep 21, 2024 11:46 am
Replies: 1
by Maezar » Sat Sep 21, 2024 6:09 am

1 Replies

14876 Views

Last post by daan
Sat Sep 21, 2024 11:46 am
The Monarch Flour Mystery: Almost Solved

Last post by quadibloc « Thu Jun 13, 2024 2:03 pm
Replies: 4
by quadibloc » Thu Jun 13, 2024 5:32 am

4 Replies

13214 Views

Last post by quadibloc
Thu Jun 13, 2024 2:03 pm
Chalker Continental Composites

Last post by dchalker « Wed Jun 12, 2024 7:33 am
Replies: 106
by dchalker » Thu May 30, 2024 5:33 pm
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106 Replies

107628 Views

Last post by dchalker
Wed Jun 12, 2024 7:33 am
The Diomedian Antimeridian

Last post by quadibloc « Wed Jun 12, 2024 7:31 am
Replies: 20
by dchalker » Thu Jun 06, 2024 2:16 pm
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20 Replies

26208 Views

Last post by quadibloc
Wed Jun 12, 2024 7:31 am
Tobler’s hyperelliptical projection

Last post by Milo « Fri Jun 07, 2024 8:11 pm
Replies: 67
by rschmunk » Tue May 09, 2023 7:55 pm
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67 Replies

68765 Views

Last post by Milo
Fri Jun 07, 2024 8:11 pm
Eisenlohr’s optimal conformal map of the world

Last post by quadibloc « Thu Jun 06, 2024 7:55 pm
Replies: 171
by daan » Mon Jan 31, 2022 1:42 pm
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171 Replies

416993 Views

Last post by quadibloc
Thu Jun 06, 2024 7:55 pm
Gall–Peters or AuthaGraph. The end.

Last post by PeteD « Thu Jun 06, 2024 10:38 am
Replies: 26
by daan » Sat Apr 13, 2024 8:46 am
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26 Replies

22235 Views

Last post by PeteD
Thu Jun 06, 2024 10:38 am
An Attractive Conventional Map

Last post by quadibloc « Mon Jun 03, 2024 8:34 pm
Replies: 3
by quadibloc » Fri May 31, 2024 7:15 am

3 Replies

7036 Views

Last post by quadibloc
Mon Jun 03, 2024 8:34 pm
Pareto-Optimality of Maps: What Metrics are Best?

Last post by Milo « Tue May 14, 2024 7:18 pm
Replies: 12
by Green5 » Thu May 09, 2024 2:48 am
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12 Replies

12441 Views

Last post by Milo
Tue May 14, 2024 7:18 pm
Was I wrong about Eckert III this whole time?

Last post by daan « Sun Mar 10, 2024 4:15 pm
Replies: 17
by justlikeoldtimes » Mon Apr 24, 2023 7:13 pm
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17 Replies

17951 Views

Last post by daan
Sun Mar 10, 2024 4:15 pm
Definition of lenticular projections

Last post by PeteD « Sun Feb 18, 2024 2:13 pm
Replies: 20
by PeteD » Wed Feb 14, 2024 1:46 am
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20 Replies

19161 Views

Last post by PeteD
Sun Feb 18, 2024 2:13 pm
A Pretty Picture

Last post by quadibloc « Sun Dec 10, 2023 3:02 pm
Replies: 4
by quadibloc » Fri Dec 08, 2023 2:53 pm

4 Replies

17680 Views

Last post by quadibloc
Sun Dec 10, 2023 3:02 pm
Experimental projections

Last post by PeteD « Fri Oct 27, 2023 5:30 am
Replies: 157
by Piotr » Sun Apr 09, 2017 9:33 am
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157 Replies

108010 Views

Last post by PeteD
Fri Oct 27, 2023 5:30 am
Most widely used projections

Last post by PeteD « Mon Sep 04, 2023 9:39 pm
Replies: 54
by PeteD » Tue Aug 22, 2023 6:03 am
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54 Replies

100551 Views

Last post by PeteD
Mon Sep 04, 2023 9:39 pm
Vector data sources (split from “Most widely used projections”)

Last post by Milo « Sat Sep 02, 2023 6:34 am
Replies: 17
by Milo » Wed Aug 30, 2023 10:43 pm
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17 Replies

24692 Views

Last post by Milo
Sat Sep 02, 2023 6:34 am
Pronunciation (split from “Most widely used projections”)

Last post by Milo « Thu Aug 31, 2023 4:17 am
Replies: 11
by PeteD » Wed Aug 30, 2023 1:46 am
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11 Replies

16865 Views

Last post by Milo
Thu Aug 31, 2023 4:17 am
Györffy's minimum-distortion pseudocylindrical projection

Last post by PeteD « Wed Aug 30, 2023 7:21 am
Replies: 40
by PeteD » Tue Jan 31, 2023 3:53 am
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40 Replies

46866 Views

Last post by PeteD
Wed Aug 30, 2023 7:21 am
Craster’s discarded projections

Last post by PeteD « Wed May 17, 2023 8:42 pm
Replies: 14
by mapnerd2022 » Mon May 15, 2023 10:47 am
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14 Replies

19004 Views

Last post by PeteD
Wed May 17, 2023 8:42 pm
What is this thing?

Last post by rschmunk « Mon May 08, 2023 7:17 pm
Replies: 7
by daan » Fri May 20, 2022 9:24 am

7 Replies

10618 Views

Last post by rschmunk
Mon May 08, 2023 7:17 pm

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