Kosmos 378

 1970-097A

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Kosmos-378 was DS-U2-IP (Ionospheric) No. 1, an ionospheric study satellite launched in Nov 1970. The mission was the first of the DS-U2 satellites to use the 11K65M rocket instead of the 11K63, marking the beginning of the phaseout of the original Kosmos rocket.

Kosmos-378
Date	Time	Event	Orbit
1970 Nov 17	1820	Launch by 11K65M	PL
	1822	Stage 2 burn
	1830?	Stage 2 cutoff
1970 Nov 20	0000	104.88 234 x 1742 x 74.0 (RAE)
1970 Dec 2		Main program concluded
1971 Aug 16	1200		99.95 227x 1283 x 74.0 (RAE)
1971 Sep 13		End of operations
1972 Aug 17	1507?	Reentered

Payload:

• 1-8 MeV protons, TR

• SBT-9 e and p detector

• Electrostatic analyser 0.07-9 keV (IKI/MGU/Afonin)

• Geiger counter, 40+ keV e(IKI/MGU/Afonin)

• PL-37 Spherical Ion trap (IKI/Ozerov)

• PL-38 Spherical ion trap

• PL-36 Photoelectrons

• PL-39 Ion sensor