USNS INVINCIBLE   (T-AGM 24)
Missile Range Instrumentation Ship

USNS Invincible is one of the three Missile Range Instrumentation Ships that are part of the 25 ships in Military Sealift Command's Special Mission Ships Program. • Length:  224 feet • Beam:  43 feet • Draft:  15 feet • Displacement:  2,262 long tons • Speed:  11.0 knots • Civilian:  18 crew contract mariners • Military:  18 military/sponsor personnel • Government-Owned/    Chartered:  Government-owned   Click on image at left for larger picture.

This vessel is operated by the U.S. government and used only on non-commercial government service.

Last modified: October 16, 2003

USNS HOWARD O. LORENZEN   (T-AGM 25)
Missile Range Instrumentation Ship

USNS Howard O. Lorenzen is one of the three Missile Range Instrumentation Ships that are part of the 25 ships in Military Sealift Command's Special Mission Ships Program. • Length:  534 feet • Beam:  89 feet • Draft:  22 feet • Displacement:  12,229 tons • Speed:  20 knots • Civilian:  30 civil service mariners and 30 mission personnel/technicians • Government-Owned/    Chartered:  Government-owned   Click on image at left for larger picture.

This vessel is operated by the U.S. government and used only on non-commercial government service.

Last modified: January 11, 2012

USNS OBSERVATION ISLAND   (T-AGM 23)
Missile Range Instrumentation Ship

USNS Observation Island is one of the three Missile Range Instrumentation Ships that are part of the 25 ships in Military Sealift Command's Special Mission Ships Program. • Length:  564 feet • Beam:  76 feet • Draft:  28 feet, 7 inches • Displacement:  17,015 long tons • Speed:  20.0 knots • Civilian:  66 mariners/34 sponsor personnel contract mariners • Government-Owned/    Chartered:  Government-owned   Click on image at left for larger picture.

This vessel is operated by the U.S. government and used only on non-commercial government service.

Last modified: July 30, 2001