NATS - AIS Dec 19, 2017 18:52:37 GMT via mobile Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by andypspotter on Dec 19, 2017 18:52:37 GMT Info direct from the National Air Traffic Service:www.nats-uk.ead-it.com/public/index.php%3Foption=com_content&task=blogcategory&id=6&Itemid=13.html