'longitude': Parameter(float, "Decimal longitude of the site", min = -180.0, max = 180.0, nullok = True),
'url': Parameter(str, "URL of a page that describes the site", max = 254, nullok = True),
'date_created': Parameter(int, "Date and time when site entry was created, in seconds since UNIX epoch", ro = True),
'longitude': Parameter(float, "Decimal longitude of the site", min = -180.0, max = 180.0, nullok = True),
'url': Parameter(str, "URL of a page that describes the site", max = 254, nullok = True),
'date_created': Parameter(int, "Date and time when site entry was created, in seconds since UNIX epoch", ro = True),