Vela 4B

Vela 4B (also known Vela 8 and OPS 6679^[3]) was an American reconnaissance satellite to detect explosions and nuclear tests on land and in space. It was released together with Vela 4A, ERS 18, OV5 1 and OV5 3.^[4]

Instruments

2 optical bhangmeters observing Earth
12 external X-ray detectors
18 internal neutron and gamma-ray detectors

References

^ NASA Goddard Space Flight Center. "Vela 4B". Retrieved 28 September 2019. This article incorporates text from this source, which is in the public domain.
^ Ford, Dominic. "OPS 6679". In-The-Sky.org. Retrieved 28 September 2019.
^ Antonín Vítek. "1967-040B - Vela 8". Space 40. Retrieved 28 September 2019.
^ Krebs, Gunter. "Vela 7, 8, 9, 10, 11, 12 (advanced Vela)". Gunter's Space Page. Retrieved 28 September 2019.

[1] NASA Goddard Space Flight Center. "Vela 4B". Retrieved 28 September 2019. This article incorporates text from this source, which is in the public domain.

[2] Ford, Dominic. "OPS 6679". In-The-Sky.org. Retrieved 28 September 2019.

[3] Antonín Vítek. "1967-040B - Vela 8". Space 40. Retrieved 28 September 2019.

[4] Krebs, Gunter. "Vela 7, 8, 9, 10, 11, 12 (advanced Vela)". Gunter's Space Page. Retrieved 28 September 2019.

[3]

[4]

Instruments

See also

References