WORLD MAP SHOWING

LIGHT AND DARK AREAS

by Francis Chao

fchao2@yahoo.com

2

Web Location for

Presentations:

http://aztcs.org

Click on “Meeting Notes”

3

SUMMARY• A real-time world map that shows

light, dark, and twilight areas can be

handy if you have to communicate

with folks in other parts of the world.

These "geoclocks" are available in

two formats:

As a free-standing software program

and

as a Web page.

4

TOPICS

• "Geoclock"--The Original World

Clock Map

• More Up-To-Date World Clock

Programs

• Web Sites that Provide a World

Clock

5

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP• Works in "Windows 7 32-bit" and

earlier computers

• Will not run in 64-bit editions of any

version of "Windows.."

• If you try to run it in a "Windows 8"

or "Windows 10" computer:

6

7

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• To install it into a Windows 7 32-bit

or earlier computer, go to

http://www.softpedia.com/get/Intern

et/Other-Internet-Related/J-R-

Ahlgren-GeoClock.shtml#download

8

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Then click on one of the "Softpedia

Secure Download.." buttons:

9

10

11

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Locate the

gckwin32.zip

file that you have just downloaded:

12

13

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Double-click on the

gckwin32.zip

file to open it up

14

15

16

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Click on the "Extract all" button:

17

18

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Click on the "Extract" button:

19

20

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Locate the newly-created "gkwin32"

folder:

21

22

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Double-click on the newly-created

"gkwin32" folder:

23

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Double-click on geockwin.exe:

24

25

26

27

28

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Click on the "Continue" botton:

29

30

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Click on the "Cancel" button:

31

32

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• The map will fill your computer

monitor:

33

34

"GEOCLOCK"--THE ORIGINAL

WORLD CLOCK MAP (continued)

• Double-click anywhere on the map

to get it into a controllable size:

35

36

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS

• If you absolutely have to run

"GeoClock 2" in a "Windows 8.0" or

newer computer, you can run it

inside a "Windows 7 32-bit" virtual

machine running inside your

"Windows 8.0", "Windows 8.1" or

"Windows 10" computer:

37

38

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS

• If you run your computer runs

"Windows 8.1" or "Windows 10" as

its operating system, you can use

various up-to-date world clock

programs (instead of "GeoClock 2"

which only runs in "Windows 7" and

earlier computers):

39

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• "Day / Night Map" by

Volker Voecking Software Engineering

costs $1.99 but it can be installed for

free for a 6-day free trial. It can be

downloaded from the "Windows Store"

at

https://www.microsoft.com/en-

us/store/p/day-night-

map/9wzdncrdc2pt

40

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)• "Day / Night Map" by

Volker Voecking Software Engineering

is the only "geoclock" that is a

"Universal Windows Platform" app.

The other two "geoclocks" ("GeoClock

2" and "Day/Night Map") in this

presentation are legacy software

application programs

("desktop apps" in Microsoft

parlance).

41

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• More information about "Universal

Windows Platform apps" can be found

at

https://en.wikipedia.org/wiki/Universal

_Windows_Platform_apps

42

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• Most "UWP apps" tend to have

simpler, less-cluttered user interfaces

with hidden vertical and/or horizontal

scroll bars, if any vertical and/or

horizontal scroll bars exist at all

• Most "UWP apps" do not have a menu

bar at the top of the application

window

43

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• "UWP apps" are designed to look the

same in "Windows 10", "Windows

phones" and "Windows" tablets

See

http://www.vvse.com/products/en/day

nightmap.html

• "Revo Uninstaller Portable" and other

"uninstaller" programs cannot remove

"UWP apps"

44

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• "UWP apps" do not show up in

"Programs and Features" in the

"Control Panel"

• "UWP apps" are uninstalled from

either a Start Menu sub-menu option

or, in some cases, they are uninstalled

from the pop-up menu that is

displayed when you right-click on the

tile of the "UWP app"

45

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• "Sun Clock 7" by

"Map Maker" in England has both

free and not-free editions and it can

be downloaded from the "Windows

Store" at

http://www.mapmaker.com/v4/Other

%20software.Sun%20clock.Downlo

ad.htm

46

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• "Sun Clock 7" is a "desktop app", a

traditional Windows.. "Desktop App"

• "Sun Clock 7" can be uninstalled by

means of "Revo Uninstaller

Portable"

47

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• If you wish to uninstall "Sun Clock

7" and you do not mind leaving a lot

of unneeded junk on the C: hard

drive and in the "Windows.."

Registry, you can go to the

Windows "Control Panel". Then go

to "Programs and Features to

uninstall "Sun Clock 7".

48

MORE UP-TO-DATE WORLD CLOCK

PROGRAMS (continued)

• When you click on the download link

at

http://www.mapmaker.com/v4/Other

%20software.Sun%20clock.Downloa

d.htm

a file called

"Install Map Maker Sun Clock 7.exe"

will download into your computer.

49

50

51

52

53

WEB SITES THAT PROVIDE A

WORLD CLOCK

• Web sites that provide a world clock

are accessed by a Web browser

inside an Internet-connected

computer

• Here are 6 Web sites that provide a

world clock that shows dark and

light areas in real time:

54

WEB SITES THAT PROVIDE A

WORLD CLOCK

• A good Web-based world clock in

located at

http://www.worldtimezone.com/datet

ime.html

They fund themselves by selling

beach towels with world maps

printed on them:

55

56

WEB SITES THAT PROVIDE A

WORLD CLOCK

• A second Web-based world clock in

located at

https://www.timeanddate.com/world

clock/sunearth.html

• This world clock shows the three

twilight-zone areas as they move

around the earth:

57

58

WEB SITES THAT PROVIDE A

WORLD CLOCK

• A third Web-based world clock in

located at

http://www.world-

timezone.com/daylight-map/

59

60

WEB SITES THAT PROVIDE A

WORLD CLOCK

• A fourth Web-based world clock in

located at

http://www.skymarvels.com/infopag

es/earthinfo.htm

Click on the map to enlarge it:

61

62

WEB SITES THAT PROVIDE A

WORLD CLOCK

• A fifth Web-based world clock in

located at

https://www.fourmilab.ch/cgi-

bin/uncgi/Earth/action?opt=-p

63

64

WEB SITES THAT PROVIDE A

WORLD CLOCK

• This fifth Web-based world clock

lets you look at the exact photo that

is being sent out by specific

satellites by clicking on "Choose

satellite"

Both the fourth and fifth Web sites

appear to be using the same

images from NASA

65

WEB SITES THAT PROVIDE A

WORLD CLOCK

• A sixth Web-based world clock is

located at

https://in-the-

sky.org/twilightmap.php

• This world clock also shows the

three twight-light zone areas as

they move around the earth:

66