• Forma

Sun hours analysis in Forma

Run a sun analysis in Forma, to see how many hours of sunlight a site receives on specific dates. 


00:03

The Sun hours analysis in Forma calculates how many hours of sunlight your site will get on specific dates.

00:11

With a project open, from the right panel, select Sun hours.

00:16

This panel updates to display the Sun hours analysis.

00:20

Here, you can specify the area you want to analyze, as well as the dates for the analysis to run.

00:28

To choose the area, click the Selection tab.

00:32

This opens the Select analysis areas dialog.

00:36

You can choose from the available options to run the analysis for the entire site,

00:42

the area inside your project site limit,

00:45

or you can define a larger zone to see the impact on the neighboring buildings.

00:51

To define a custom zone, you can use the “Zone” tool available under “Limits” in the design toolbar.

00:58

For this example, leave the area set to the site limit.

01:03

Next, set the analysis dates.

01:06

Use the date picker to set dates.

01:08

To add more dates, you can click Add analysis date.

01:13

Once the area and dates are configured, select Run analysis.

01:18

A loading icon displays.

01:21

Once it has loaded, select Open analysis.

01:25

The panel updates.

01:28

The analysis results show the number of sun hours for the date and time interval you selected.

01:34

From the color legend, you can determine how many hours of sun a building façade receives.

01:41

You can use inspection points to see the exact number of sun hours for specific points of interest.

01:47

Select Inspect.

01:50

Then, in the canvas, pick a few points.

01:54

Where you pick, a tooltip indicates the exact number of sun hours.

01:59

Pan and zoom within the canvas to review the sun hours.

02:04

Click Inspect again to close the command.

02:07

Back in the panel, in the Analysis dates section, choose another date.

02:13

The canvas updates with the analysis for the selected date.

02:18

Notice in the panel that there is a Direct sun on ground bar graph.

02:23

When you select a bar, the corresponding area is highlighted in the canvas.

02:29

These results can help you evaluate the quality of outdoor areas,

02:35

which will influence how much they will be used.

02:38

This data can also indicate how well the building design will meet the regulatory requirements specific to its location.

Video transcript

00:03

The Sun hours analysis in Forma calculates how many hours of sunlight your site will get on specific dates.

00:11

With a project open, from the right panel, select Sun hours.

00:16

This panel updates to display the Sun hours analysis.

00:20

Here, you can specify the area you want to analyze, as well as the dates for the analysis to run.

00:28

To choose the area, click the Selection tab.

00:32

This opens the Select analysis areas dialog.

00:36

You can choose from the available options to run the analysis for the entire site,

00:42

the area inside your project site limit,

00:45

or you can define a larger zone to see the impact on the neighboring buildings.

00:51

To define a custom zone, you can use the “Zone” tool available under “Limits” in the design toolbar.

00:58

For this example, leave the area set to the site limit.

01:03

Next, set the analysis dates.

01:06

Use the date picker to set dates.

01:08

To add more dates, you can click Add analysis date.

01:13

Once the area and dates are configured, select Run analysis.

01:18

A loading icon displays.

01:21

Once it has loaded, select Open analysis.

01:25

The panel updates.

01:28

The analysis results show the number of sun hours for the date and time interval you selected.

01:34

From the color legend, you can determine how many hours of sun a building façade receives.

01:41

You can use inspection points to see the exact number of sun hours for specific points of interest.

01:47

Select Inspect.

01:50

Then, in the canvas, pick a few points.

01:54

Where you pick, a tooltip indicates the exact number of sun hours.

01:59

Pan and zoom within the canvas to review the sun hours.

02:04

Click Inspect again to close the command.

02:07

Back in the panel, in the Analysis dates section, choose another date.

02:13

The canvas updates with the analysis for the selected date.

02:18

Notice in the panel that there is a Direct sun on ground bar graph.

02:23

When you select a bar, the corresponding area is highlighted in the canvas.

02:29

These results can help you evaluate the quality of outdoor areas,

02:35

which will influence how much they will be used.

02:38

This data can also indicate how well the building design will meet the regulatory requirements specific to its location.

Step-by-step guide

The Sun hours analysis in Forma calculates how many hours of sunlight a site will get on specific dates.

  1. With a project open, from the right panel, select Sun hours.
    The right panel, with the Sun hours icon highlighted for selection.

To specify the area and time for analysis:

  1. Click the Selection tab.
    The right panel, with the Sun hours analysis active and the Selection tab selected.

Choose from the available options to run the analysis for the entire site, the area inside the project site limit, or define a larger zone to see the impact on the neighboring buildings. To define a custom zone, use the Zone tool available under Limits in the design toolbar.

The Sun hours Design toolbar, with Zone tool selected to reveal the Limits flyout. 

  1. For this example, leave the area set to the site limit.
  2. In the Analysis dates section, use the date picker to set the desired dates.
    The right panel, with the Sun hours Analysis dates active and March and June chosen as the dates for analysis.
  1. To add more dates, click the Add analysis date (+) icon.
  2. Select Run analysis.
  3. Once it has loaded, select Open analysis.
    The canvas and right panel displaying the Sun hours analysis result view, with a purple to yellow color gradient highlighting the darkest to lightest areas on the site and buildings.

The analysis results show the number of sun hours for the date and time interval selected.

  1. From the color legend, determine how many hours of sun a building façade receives.

To use inspection points to see the exact number of sun hours for specific points of interest:

  1. Select Inspect.
    The canvas and right panel displaying the Sun hours analysis result view, with Inspect highlighted for selection in the canvas to set up inspection points. 
  1. In the canvas, pick a few points.

A tooltip indicates the exact number of sun hours.

The canvas set to a top view of the buildings and site, with selected inspection points displaying the number of sun hours.

  1. Pan and zoom within the canvas to review the sun hours.
  2. Click Inspect again to close the command.
  3. Back in the panel, in the Analysis dates section, choose another date.

The canvas updates with the analysis for the selected date.

  1. In the Direct sun on ground bar graph, select a bar.

The corresponding area is highlighted in the canvas.

The canvas and right panel, with the Direct sun on ground bar graph showing in the right panel and the corresponding areas highlighted in the canvas.

These results can help evaluate the quality of outdoor areas, which will influence how much they will be used. This data can also indicate how well the building design will meet the regulatory requirements specific to its location.

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