I didn't think the radar track was at the same time was it? I thought the Tico's tracked it with the SPY-1 and they sent F-18s to investigate who then tracked i

I didn't think the radar track was at the same time was it? I thought the Tico's tracked it with the SPY-1 and they sent F-18s to investigate who then tracked it with the FLIR and visually. Without a reference point you are unlikely to be able to guess the distance of an aircraft, especially an unknown one.