100% free augmented reality on Android
Welcome to SunTrajectory.net
ook through your phone and see the path of the sun!
lan not only the
sunrise and sunset times
, but also when the sun will be hidden by a building or a relief.
ravel in time
and see what course the sun will follow in the months to come.
summer and winter solstices
, showing the extreme positions of the sun over a year.
redict the sun
reflection in water
reeze the picture
and check the different trajectories of the sun for a whole year.
Reach us on
sunlight in and out
of a house you wish to buy for every month of the year.
consequences of a shadow
hink about the orientation of a terrace, imagine creating a new window.
lan your pictures according to the light effect you wish to create.
lan when a subject (like a statue for instance) will be lit from the angle you have chosen.
lan when that same subject will be aligned with the moon.
calendar of the moon phases
lan when the sun will light a scene (and not be hidden by a mountain or a building).
outline of shadows
on the scene at a later date.
How to use the app?
ach time you start the app, please take a few seconds to
in all directions
: this will greatly improve accuracy!
hen simply wait for your phone to find your position on earth (upper icon), since the trajectories depend upon that.
lease avoid magnetic fields that may corrupt the compass of your phone: for example,
phone covers with
rag or tap to change the date and thus pre-visualize the sun or moon trajectory in the weeks or months to come.
rag or tap to change the time and make the sun run along its path on the selected day.
unrise and sunset times for the selected day are also displayed.
ou can also set a particular date using the calendar.
se the "now" button to get back quickly to the present date and time settings.
hoose between displaying the sun, its shadow, or the moon.
he drawing of the shadow can help you predict where your own shadow will be.
If you are at the top of a building or a mountain, you will then be able to predict its shadow!
ctivate the water mode.
ou can now tell where the sun or the moon will be...
...if reflected in water!
he blue arrows represent the summer and winter solstices. The sun path will always be -all year long- between those two.
his way, you can immediately see that the sun on this picture will never be lower than the blue arrows.
his is also relevant for the drawing of the shadow.
it the "photo" button to freeze the picture.
You can then change the date and consult the sun path and the moon path without having to keep the phone steady.
lick a second time on the "photo" button to go back to the live video mode.
The moon is included!
se the moon phases calendar:
earn at a glance on which days the moon will be full (or conversely when the night will be moonless).
he upper-left drawing shows precisely which phase of the moon you will see on the chosen date.
or more details, please visit
In the press
ppsZoom . rated 4* .
"Easy, useful and powerful VR app."
"This really is a special app."
"An invaluable tool for scouting and planning photographs."
"It's a tool every location manager and scouter should have."
olf Course Superintendent
"Helps me determine which trees need to be pruned."