主题：【原创】美国海军核潜艇力量的未来挑战 -- 晨枫

我数了数，共5次失败。不过我看漏了一项，1989共有两次失败，3月21日一次，8月15日一次。8月15日的失败应是最后一次。

Trident D-5 Chronology

1987 January 15 - . 15:25 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-1.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 March 17 - . 17:25 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-2.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 April 30 - . 20:44 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-3.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 June 12 - . 22:45 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-5.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 July 20 - . 20:45 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-6.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 September 8 - . 22:01 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-4.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 October 6 - . 17:02 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-8.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1987 December 11 - . 13:26 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-10.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1988 January 21 - . 10:08 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-9. FAILURE: Failure.

Research and development launch - . Nation: USA. Agency: USN.

1988 April 7 - . 04:59 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-11.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1988 April 28 - . 04:52 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-12.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1988 May 26 - . 02:07 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-7.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1988 July 7 - . 22:38 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-13. FAILURE: Failure.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1988 August 27 - . 20:04 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-14.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1988 September 19 - . 17:44 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-15. FAILURE: Failure.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1988 November 7 - . 16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-18.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1988 December 16 - . 12:49 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-17.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1989 January 9 - . 10:52 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-19.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1989 January 26 - . 09:07 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC46. LV Family: Trident. Launch Vehicle: Trident D-5. LV Configuration: Trident D-5 D5X-20.

Research and development launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1989 March 21 - . 16:20 GMT - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5. FAILURE: Failure.

PEM-1 operational test launch - . Nation: USA. Agency: USN. Apogee: 0 km ( mi).

1989 August 2 - . 15:00 GMT - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-2 operational test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1989 August 15 - . 21:10 GMT - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5. FAILURE: Failure.

PEM-4 operational test launch - . Nation: USA. Agency: USN. Apogee: 0 km ( mi).

1989 December 4 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-5 operational test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1989 December 13 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-11 operational test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1989 December 15 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-3 operational test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 January 15 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-7 operational test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 January 16 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-6 operational test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 February 12 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

DASO-1 - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 February 12 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

PEM-8 test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 March 12 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 735. LV Family: Trident. Launch Vehicle: Trident D-5.

DASO-3 demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 September 26 - . 15:55 GMT - . Launch Site: ETR Launch Area. Launch Platform: SSBN 735. LV Family: Trident. Launch Vehicle: Trident D-5.

DASO-4 demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 November 3 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

CET - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 November 3 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

CINC Evaluation Test launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 November 3 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

CET - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 November 3 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 734. LV Family: Trident. Launch Vehicle: Trident D-5.

CET - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1990 November 28 - . Launch Site: ETR Launch Area. Launch Platform: SSBN 736. LV Family: Trident. Launch Vehicle: Trident D-5.

DASO-5 demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).