USNS Observation Island
 |
| US Navy |
The Empire State Mariner was built in 1953 for United States Lines and
the US Maritime Commission. It was transferred to the USN in 1956 and
redesignated EAG-154 (Experimental Miscellaneous Auxiliary) Observation
Island. It was redesignated AG-154 in Apr 1968, placed in reserve
1972-79 and then used by Military Sealift Command as the missile range
instrumentation ship USNS Observation Island, designated T-AGM-23. It
was retired in 2014.
Rockets used: Polaris AX,Polaris A1,Polaris A2,Polaris A3,Poseidon C3
Updated: 2024 Dec 25 05:21:30
| Launches: EAG-154 | |||||||||||
| Date | Rocket | Flight | Mission | PlatCode | Platform | Site | LP | AscSite | AscLP | Pos | Apogee |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1959 Aug 27 1652 | Polaris AX | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1960 Mar 30 0103 | Polaris A1 | Integrated test | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 300.0 |
| 1960 Apr 18 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 50.0 |
| 1960 May 23 2139 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1960 Jun 23 0222 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1960 Jul 7 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 0.0 |
| 1961 Mar 1 1819 | Polaris A2 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1961 Mar 9 | Polaris A2 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1961 May 25 1953 | Polaris A2 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 0.0 |
| 1961 Jun 26 1842 | Polaris A2 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1961 Aug 18 | Polaris A2 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 2.0 |
| 1961 Oct 4 1522 | Polaris A2 | (A2X-15?) | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1962 Sep 14 0809:06 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1962 Sep 15 2037:10 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1962 Oct 14 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1962 Oct 14 | Polaris A1 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 10.0 |
| 1963 Apr 10 2033:07 | Polaris A3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1.0 |
| 1963 Apr 26 1831:23 | Polaris A3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 80.0 |
| 1963 Jun 17 1614:02 | Polaris A3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1963 Jun 21 1544:03 | Polaris A3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1963 Sep 27 0325:00 | Polaris A3 | Steam eject, PX-2 | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1963 Oct 4 0518:07 | Polaris A3 | PX-2 | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1963 Nov 27 0610:59 | Polaris A3 | PX-2,PY-2 | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 40.0 |
| 1963 Dec 11 0100:06 | Polaris A3 | PX-2,PY-2 | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 10.0 |
| 1964 Jan 20 1702:01 | Polaris A3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 1000.0 |
| 1964 Apr 1 | Polaris A3 | PX-2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 1000.0 |
| 1964 Apr 8 | Polaris A3 | PX-2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 10.0 |
| 1964 May 12 | Polaris A3 | PY-2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 1000.0 |
| 1964 Nov 20 | Polaris A3 | PX-2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 1000.0 |
| 1964 Nov 25 | Polaris A3 | PX-2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 1000.0 |
| 1965 Sep 22 | Polaris A3 | PX-2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 1000.0 |
| 1967 | Polaris A1 | ISEP 1 | Mk 2 RV | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 | Polaris A1 | ISEP 2 | Mk 2 RV | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 | Polaris A1 | ISEP 3 | Mk 2 RV | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 May 17 | Polaris A3 | USN Mk 2 Mod 2 RV x 2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 Jun 21 | Polaris A3 | Antelope 5 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 Jun 21 | Polaris A3 | Antelope 6 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 Nov 29 | Polaris A3 | USN Mk 2 Mod 2 RV x 2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1967 Dec 6 | Polaris A3 | Antelope 10 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 | Polaris A1 | ISEP 6 | Mk 2 RV | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 Mar 16 | Polaris A3 | USN Mk 2 Mod 2 RV x 2 | Mk 2 Mod 2 RVs+Decoys | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 Apr 4 | Polaris A3 | USN Mk 2 Mod 2 RV x 2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 Apr 11 | Polaris A3 | USN Mk 2 Mod 2 RV x 2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 Apr 19 | Polaris A3 | USN Mk 2 Mod 2 RV x 2 | - | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 May? | Polaris A1 | ISEP 4 | Mk 2 RV | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 500.0 |
| 1968 May? | Polaris A1 | ISEP 5 | Mk 2 RV | EAG-154 | USNS Observation Island | JI | LP2 | - | - | 169.5W 16.7N (+/- 0.0) | 100.0 |
| 1969 Dec 16 1725 | Poseidon C3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1970 Feb 4 2038 | Poseidon C3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 100.0 |
| 1970 Mar 24 1917 | Poseidon C3 | - | - | EAG-154 | USNS Observation Island | ETR | SLBM | - | - | 79.0W 28.5N (+/- 2.0) | 500.0 |
| 1971 Apr 15 | Polaris A2 | Safeguard M1-7 | - | EAG-154 | USNS Observation Island | MID | LP4 | - | - | 177.5W 24.8N (+/- 0.2) | 1000.0 |
| 1971 May 7 | Polaris A2 | Safeguard M1-8 | - | EAG-154 | USNS Observation Island | MID | LP4 | - | - | 177.5W 24.8N (+/- 0.2) | 1000.0 |
| 1971 Nov 10 | Polaris A2 | Safeguard M2-5 | - | EAG-154 | USNS Observation Island | MID | LP4 | - | - | 177.5W 24.8N (+/- 0.2) | 1000.0 |
| 1971 Nov 12 | Polaris A2 | Safeguard M2-8 | - | EAG-154 | USNS Observation Island | MID | LP4 | - | - | 177.5W 24.8N (+/- 0.2) | 1000.0 |
| 1971 Dec 8 | Polaris A3 | Safeguard M2-3 | - | EAG-154 | USNS Observation Island | MID | LP4 | - | - | 177.5W 24.8N (+/- 0.2) | 1000.0 |