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Chalet / Vortex
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Chalet / Vortex
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This page contains philatelic information on Chalet / Vortex series satellites. Catalog numbers, years of issue, and notes on the satellites featured are given when available. If readers know of additional information or images, please contact the authors using the e-mail addresses at the bottom of this page.
Some of the later Chalet / Vortex series were also named Mercury.
| Launch information (found elsewhere) |
Launch covers (including anniversary-of-launch covers, and launch-related event covers) (farther below) |
Other postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.) (immediately below) |
|---|---|---|
| Chalet / Vortex (NRO/NSA) | Chalet / Vortex (NRO/NSA) | Chalet / Vortex (NRO/NSA) |
Below is a list of Chalet / Vortex series satellite postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.).
| Country | Catalog Number | Type of Item | Year of Issue | Notes on Content |
|---|---|---|---|---|
| Chalet / Vortex (NRO/NSA) | ||||
| No (non-launch cover) postal items found | ||||
Below is a list of Chalet / Vortex series satellite launch covers (including anniversary-of-launch covers, and launch-related event covers).
| Country | Cancel Date | Cancel Location | Type of Item | Notes on Content |
|---|---|---|---|---|
| Chalet / Vortex (NRO/NSA) | ||||
| 1978-06-10: Chalet-8 / Vortex-8 | ||||
| United States | 1978-06-12 | Kennedy Space Center FL | (SCPS) cachet on cover | Chalet-8 launch ("Program 647") |
| United States | 1978-06-12 | Kennedy Space Center FL | (SCPS) cachet (and signature) on cover | Chalet-8 launch ("Program 647") |
| United States | 1978-06-12 | Kennedy Space Center FL | (Space Voyage) cachet on cover | Chalet-8 launch (but "DSP" depicted) |
| 1979-10-01: Chalet-9 / Vortex-9 | ||||
| United States | 1979-10-01 | Kennedy Space Center FL | (Space Voyage) cachet on cover | Chalet-9 launch (but "DSP" depicted); ("Code [project] 647") |
| 1981-10-31: Chalet-10 / Vortex-10 / Mercury-10 | ||||
| United States | 1981-10-31 | Cape Canaveral FL (machine cancel) | (Whitney black and purple) cachet on cover | Chalet-10 launch |
| United States | 1981-10-31 | Cape Canaveral FL (hand cancel) | (Whitney black and purple) cachet on cover | Chalet-10 launch |
| United States | 1981-10-31 | Cape Canaveral FL | (Space Voyage) cachet on cover | Chalet-10 launch (but "DSP" depicted); ("Code [project] 647") |
| 1984-01-21: Chalet-11 / Vortex-11 / Mercury-11 | ||||
| United States | 1984-01-21 | Patrick AFB, FL | (Whitney blue and black) cachet on (airmail) cover | Chalet-11 launch ("classified payload") |
| 1988-09-02: Chalet-12 / Vortex-12 / Mercury-12 [failed] | ||||
| United States | 1988-09-02 | Cape Canaveral FL | (Carsten Fuchs/Ken Havekotte) cachet on cover | Chalet-12 launch [failed] ("secret DoD payload") |
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