xflare_stream::convert_longitude

Source: stream/xflare/xflare_stream__convert_longitude.pro

 xflare_stream::convert_longitude
        Convert "local" longitudes to DS system.

 Usage:
        l = strref -> convert_longitude()

 Keyword:
        rotation        output  Returns the rotation number.

 History:
        Orginal: 7/6/01; SJT