觀察島號彈道飛彈觀測艦

觀察島號彈道飛彈觀測艦(USNS Observation Island (T-AGM-23))也稱為ex-MA-28、ex-YAG-57、ex-E-AG-154，本艦為美國軍事海運司令部屬下兩艘彈道飛彈觀測艦之一，艦上安裝的雷達為，用於截收彈道飛彈的數據。

外部連結
[https://web.archive.org/web/20120210072052/http://www.nvr.navy.mil/nvrships/details/AGM23.htm Observation Island*] at the 美國海軍艦艇主計處
[http://www.navsource.org/archives/09/53/5323.htm Observation Island*] at NavSource.org
[http://www.msc.navy.mil/inventory/ships.asp?ship=133 Observation Island*] at Military Sealift Command Ship Inventory
*[http://www.msc.navy.mil/factsheet/t-agm.htm Missile Range Instrumentation Ships] at Military Sealift Command Fact Sheets
*[https://web.archive.org/web/20120315223805/http://www.raytheon.com/capabilities/products/cobra_judy/ Cobra Judy radar system] at Raytheon.com
*[http://www.fas.org/irp/program/collect/cobra_judy.htm Cobra Judy radar system] at FAS.org
注釋