N-2

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N-2

Nasda N-2 - Nasda N-2 - COSPAR 1981-012

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Family: Delta. Country: Japan. Status: Hardware.

Licensed version of Delta built in Japan using both US and Japanese components.

Specifications

Launches: 8. Failures: 0. Success Rate: 100.00% pct. First Launch Date: 11 February 1981. Last Launch Date: 19 February 1987. LEO Payload: 2,000 kg. to: 185 km Orbit. Payload: 730 kg. to a: Geosynchronous transfer trajectory. Liftoff Thrust: 233,260 kgf. Total Mass: 132,690 kg. Core Diameter: 2.4 m. Total Length: 35.0 m. Flyaway Unit Cost $: 26.49 million. in 1985 unit dollars.

Stage Number: 0. 9 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 ELT Gross Mass: 84,067 kg. Empty Mass: 4,059 kg. Thrust (vac): 105,052 kgf. Isp: 296 sec. Burn time: 222 sec. Isp(sl): 262 sec. Diameter: 2.4 m. Span: 2.4 m. Length: 22.4 m. Propellants: Lox/Kerosene No Engines: 1. RS-27
Stage Number: 2. 1 x Delta F Gross Mass: 5,629 kg. Empty Mass: 784 kg. Thrust (vac): 4,218 kgf. Isp: 280 sec. Burn time: 335 sec. Isp(sl): 0 sec. Diameter: 1.4 m. Span: 1.4 m. Length: 6.3 m. Propellants: Nitric acid/UDMH No Engines: 1. AJ10-118F
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

N-2 Chronology

1981 Feb 11 - - 08:30 GMT. LV Configuration: N-2 s/n N-7(F). Launch Site: Tanegashima . Launch Complex: O.

Kiku 3 Spacecraft: ETS. Payload: ETS 4. Mass: 640 kg.
Kiku 3 (ETS-IV). Launching organization NASDA. Acquisition of the technology to handle a large-scale heavy satellite and test of the functions of on-board equipment and devices, as well as confirmation of the launching capacity of the N-II launch vehicle. Also tested ion thruster.

1981 Aug 10 - - 20:03 GMT. LV Configuration: N-2 s/n N-8(F). Launch Site: Tanegashima . Launch Complex: O.

Himawari 2 Spacecraft: GMS. Payload: GMS 2. Mass: 670 kg.
Geostationary meteorological satellite. N launch vehicle flight number 8 (N-II launch vehicle). Launch time 2003 UT. Launching organization: National Space Development Agency of Japan (NASDA). Geostationary longitude 140 deg E. Function: 1) Observation of meteorological phenomena by the visible and infra-red spin scan radiometer. 2) Collection of weather data from various stations. 3) Distribution of weather data to earth stations. 4) Monitoring of solar particles.

1983 Feb 4 - - 08:37 GMT. LV Configuration: N-2 s/n N-10(F). Launch Site: Tanegashima . Launch Complex: O.

Sakura 2A Spacecraft: CS-2. Payload: CS-2A. Mass: 772 kg.
Business communications. Launch time 0837 GMT. Launching organization NASDA (National Space Development Agency of Japan). N launch vehicle No. 10(F) (N-II launch vehicle). Osaki launch site, NASDA Tanegashima Space Center, Kagoshima, Japan. Geostationary position 132 deg E. Estab lishment of domestic satellite telecommunications network mainly for natural disaster, emergency and for remote islands using submillimetre wavelength and microwavelength signals. Development of the technology of communications satellite.

1983 Aug 5 - - 20:29 GMT. LV Configuration: N-2 s/n N-11(F). Launch Site: Tanegashima . Launch Complex: O.

Sakura 2B Spacecraft: CS-2. Payload: CS-2B. Mass: 670 kg.
CS-2b (Sakura 2b). Launch time 2029 GMT. Launching organization NASDA (National Space Development Agency of Japan). N launch vehicle flight no. 11 (N-II launch vehicle). Domestic satellite communications; development of communications satellite technolog y.

1984 Jan 23 - - 07:58 GMT. LV Configuration: N-2 s/n N-12(F). Launch Site: Tanegashima . Launch Complex: O.

Yuri 2A Spacecraft: AS 3000. Payload: BS-2a. Mass: 670 kg.
TV. BS-2a (Yuri-2a). Domestic satellite broadcasting; development of broadcasting satellite technology. Launch 0758 GMT. N launch vehicle flight no 12. Launching organization NASDA.

1984 Aug 2 - - 20:09 GMT. LV Configuration: N-2 s/n N-13(F). Launch Site: Tanegashima . Launch Complex: O.

Himawari 3 Spacecraft: GMS. Payload: GMS 3. Mass: 303 kg.
Stationed at 140 deg E; also studied alpha particles, electrons. GMS-3 (Himawari-3). Launch 2030 GMT. Improvement of meteorological observation. Development of meteorological satellite technology. N Launch vehicle flight no 13. Launching organization NASDA.

1986 Feb 12 - - 07:55 GMT. LV Configuration: N-2 s/n N-14(F). Launch Site: Tanegashima . Launch Complex: O.

Yuri 2B Spacecraft: AS 3000. Payload: BS-2b. Mass: 677 kg.
Stationed at 117 deg E. BS-2b (Yuri-2b). Domestic satellite broadcasting; development of broadcasting satellite technology. Launching organization NASDA. N launch vehicle flight no 14. Launch time 0755 GMT.

1987 Feb 19 - - 01:23 GMT. LV Configuration: N-2(2) s/n N-16(F). Launch Site: Tanegashima . Launch Complex: O.

MOS-1 Spacecraft: Marine Observation Satellite. Payload: Momo 1. Mass: 745 kg.
Ocean remote sensing. MOS-1 (Momo-1). Observation of marine phenomena such as sea color and temperature. Establishment of common technology necessary for Earth observation satellites. Launching organization NASDA. Launch time 0123 GMT.

Bibliography:

42 - Isakowitz, Steven J,, International Reference to Space Launch Systems Second Edition, AIAA, Washington DC, 1991.
61 - Wilson, Andrew, editor,, Jane's/Interavia Space Directory, Jane's Information Group, Coulsdon, Surrey, 1992 et al.

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Last update 12 March 2001.
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