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Click on a particular year (below) to acces directly the list of nuclear test detection satellites launched in that year:
1963 1964 1965 1966 1967 1968 1969 1970
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# Spacecraft Country ranks Launch date .. Sponsor Remarks
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1 9 6 3 (2 Nuclear Tests Monitoring satellites in 97 missions = 2 %)
1) Vela Hotel 1 / Vela 1A 1st American 17 Oct 63
2) Vela Hotel 2 / Vela 1B 2nd  American 17 Oct 63
1 9 6 4 (2 Nuclear Tests Monitoring satellites in 127 missions = 1½ %)
3) Vela Hotel 3 / Vela 2A 3rd American 17 Jul 64
4) Vela Hotel 4 / Vela 2B 4th American 17 Jul 64
1 9 6 5 (2 Nuclear Tests Monitoring satellites in 180 missions = 1 %)
5) Vela Hotel 5 / Vela 3A 5th American 20 Jul 65
6) Vela Hotel 6 / Vela 3B 6th American 20 Jul 65
1 9 6 6 (0 Nuclear Tests Monitoring satellite in 174 missions = 0 %)

None.
 
1 9 6 7 (2 Nuclear Tests Monitoring satellites in 172 missions = 1 %)
7) Vela Hotel 7 / Vela 4A 7th American 28 Apr 67
8) Vela Hotel 8 / Vela 4B 8th American 28 Apr 67
1 9 6 8 (0 Nuclear Tests Monitoring satellite in 166 missions = 0 %)

None.
 
1 9 6 9 (2 Nuclear Tests Monitoring satellites in 155 missions = 1 %)
9) Vela Hotel 9 / Vela 5A 9th American 23 May 69
10) Vela Hotel 10 / Vela 5B 10th American 23 May 69
1 9 7 0 (2 Nuclear Tests Monitoring satellites in 142 missions = 1 %)
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11) Vela Hotel 11 / Vela 6A 11th American 8 Apr 70
12) Vela Hotel 12 / Vela 6B 12th American 8 Apr 70

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© Claude Lafleur, 2004-10 Mes sites web: claudelafleur.qc.ca