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How to Interpret the RVR Data

The RVR data is presented in two format, table and graph. The table shows all current RVR data for the given airport. Figure 1 shows a sample table. The graphs shows RVR data for the last hour for a single runway. Figure 3 shows a sample graph.

Figure 1: Sample Table of RVR Data for an Airport

The table of RVR data for an airport as shown in Figure 1. The following information appears at the top of the cell.

The table displays the following information.

If data is not currently being received for an airport, then the message, "Data Not Available" will be displayed, as shown in Figure 2.

Figure 2: Sample Display When Current Data is Not Available from an Airport

The historical graph of RVR values for a runway are shown in Figure 3. A graph is updated once every five minutes.

Figure 3: Sample Graph of RVR Data for a Runway

At the top of the cell is the airport ID and the Back to Menu link as in Figure 1. Inside the graph is the following.

Figure 4: Graph Key