Delta M

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Delta M

Delta M6 no. 83 - Delta M6 no. 83 - COSPAR 1971-019

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Family: Delta. Country: USA. Status: Hardware. Other Designations: Long Tank Thor.

Specifications

Launches: 13. Failures: 2. Success Rate: 84.62% pct. First Launch Date: 19 September 1968. Last Launch Date: 13 March 1971. Payload: 454 kg. to a: Geosynchronous transfer trajectory. Liftoff Thrust: 218,290 kgf. Total Mass: 103,681 kg. Core Diameter: 2.4 m. Total Length: 34.0 m. Flyaway Unit Cost $: 22.30 million. in 1985 unit dollars.

Stage Number: 0. 6 x Castor 2 Gross Mass: 4,424 kg. Empty Mass: 695 kg. Thrust (vac): 26,402 kgf. Isp: 262 sec. Burn time: 37 sec. Isp(sl): 232 sec. Diameter: 0.8 m. Span: 0.8 m. Length: 6.0 m. Propellants: Solid No Engines: 1. TX-354-3
Stage Number: 1. 1 x Delta Thor LT Gross Mass: 70,354 kg. Empty Mass: 3,715 kg. Thrust (vac): 88,380 kgf. Isp: 290 sec. Burn time: 215 sec. Isp(sl): 256 sec. Diameter: 2.4 m. Span: 2.4 m. Length: 21.4 m. Propellants: Lox/Kerosene No Engines: 1. MB-3-3
Stage Number: 2. 1 x Delta E Gross Mass: 6,009 kg. Empty Mass: 785 kg. Thrust (vac): 3,579 kgf. Isp: 278 sec. Burn time: 400 sec. Isp(sl): 0 sec. Diameter: 1.4 m. Span: 1.4 m. Length: 6.3 m. Propellants: Nitric acid/UDMH No Engines: 1. AJ10-118E
Stage Number: 3. 1 x Burner 2 Gross Mass: 774 kg. Empty Mass: 116 kg. Thrust (vac): 4,441 kgf. Isp: 285 sec. Burn time: 42 sec. Isp(sl): 220 sec. Diameter: 0.7 m. Span: 0.7 m. Length: 0.8 m. Propellants: Solid No Engines: 1. Star 37

Delta M Chronology

1968 Sep 19 - - 00:09 GMT. LV Configuration: Thor Delta M s/n 529 / Delta s/n 59. Launch Site: Cape Canaveral . Launch Complex: LC17A. FAILURE: Control system failure; destroyed by range safety.

Intelsat-3 F-1 Spacecraft: Intelsat 3. Mass: 293 kg.

1968 Dec 19 - - 00:32 GMT. LV Configuration: Thor Delta M s/n 536 / Delta s/n 63. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Intelsat 3 F-2 Spacecraft: Intelsat 3. Mass: 293 kg.
Over Brazil. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1969 Feb 6 - - 00:39 GMT. LV Configuration: Thor Delta M s/n 530 / Delta s/n 66. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Intelsat 3 F-3 Spacecraft: Intelsat 3. Mass: 293 kg.
Stationed at 63 deg E. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1969 May 22 - - 02:00 GMT. LV Configuration: Thor Delta M s/n 533 / Delta s/n 68. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Intelsat 3 F-4 Spacecraft: Intelsat 3. Mass: 293 kg.
Stationed at 174 deg E. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1969 Jul 26 - - 02:06 GMT. LV Configuration: Thor Delta M s/n 547 / Delta s/n 71. Launch Site: Cape Canaveral . Launch Complex: LC17A. FAILURE: Third stage failure; left in unusable orbit.

Intelsat 3 F-5 Spacecraft: Intelsat 3. Mass: 269 kg.
Third stage failure; left in unusable orbit. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1969 Nov 22 - - 00:37 GMT. LV Configuration: Thor Delta M s/n 554 / Delta s/n 74. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Skynet 1A Spacecraft: NATO 1. Mass: 243 kg.
Over Indian Ocean. Military communications. Previously registered by the United States in A/AC.105/INF.220: 1969-101A, orbital data 276 x 36716 km x 28.0 deg, category C.

1970 Jan 15 - - 00:16 GMT. LV Configuration: Thor Delta M s/n 557 / Delta s/n 75. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Intelsat 3 F-6 Spacecraft: Intelsat 3. Mass: 293 kg.
Delta M no. 80 - Delta M no. 80 - COSPAR 1970-062
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Stationed at 336 deg E. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1970 Mar 20 - - 23:52 GMT. LV Configuration: Thor Delta M s/n 558 / Delta s/n 77. Launch Site: Cape Canaveral . Launch Complex: LC17A.

NATO 1 Spacecraft: NATO 1. Payload: NATO IIA. Mass: 243 kg.
Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1970 Apr 23 - - 00:46 GMT. LV Configuration: Thor Delta M s/n 559 / Delta s/n 78. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Intelsat 3 F-7 Spacecraft: Intelsat 3. Mass: 293 kg.
Stationed at 341 deg E. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1970 Jul 23 - - 23:23 GMT. LV Configuration: Thor Delta M s/n 563 / Delta s/n 79. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Intelsat 3 F-8 Spacecraft: Intelsat 3. Mass: 270 kg.
Unusable orbit. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1970 Aug 19 - - 12:11 GMT. LV Configuration: Thor Delta M s/n 561 / Delta s/n 80. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Skynet 1B Spacecraft: NATO 1. Mass: 243 kg.
AKM failure left in unusable orbit. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1971 Feb 3 - - 01:41 GMT. LV Configuration: Thor Delta M s/n 560 / Delta s/n 82. Launch Site: Cape Canaveral . Launch Complex: LC17A.

NATO 2 Spacecraft: NATO 1. Payload: NATO IIB. Mass: 243 kg.
Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).

1971 Mar 13 - - 16:15 GMT. LV Configuration: Thor Delta M6 s/n 562 / Delta s/n 83. Launch Site: Cape Canaveral . Launch Complex: LC17A.

Explorer 43 Spacecraft: IMP. Payload: IMP I. Mass: 288 kg.
Earth magnetosphere research. Spacecraft engaged in research and exploration of the upper atmosphere or outer space (US Cat B).

Bibliography:

34 - Gatland, Kenneth, Missiles and Rockets, Macmillan, New York, 1975.
140 - Wilson, Andrew, Spaceflight, "Delta Digest", 1979, Volume 10, page 413.

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Last update 12 March 2001.
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