D-1A

D-series
reference
images

D-2A
D-1AD-2A

This page contains reference images for the French D-series satellites. If readers know of additional information or images, please contact the authors using the e-mail addresses at the bottom of this page.

SIGNE-3, the Solar Interplanetary Gamma-Neutron Experiment 3, a D-2B type spacecraft, is also included here.

Launch information
(found elsewhere)
Reference images
(immediately below)
Launch covers
(including anniversary-of-launch covers, and launch-related event covers)
(found elsewhere)
Other postal items
(stamps, souvenir sheets, aerogrammes, postal cards, etc.)
(found elsewhere)
D-series
(France)
D-series
(France)
D-series
(France)
D-series
(France)
D-series (on other than D-series launch covers)


Satellite(s)Launch Date(s)Reference Image(s)
D-series (France)
D-1A / Diapason1966-02-18D-1
D-1
D-1A
D-1A
D-1BCanceled
D-1C / Diademe-11967-02-08D-1C/1D type
D-1D / Diademe-21967-02-15
D-2A / Tournesol1971-04-15D-2A
D-2A
D-2A / Polaire [failed]1971-12-06
D-2B / Aura1975-09-27D-2B
D-3Changed to FR-2 or CAS-B and canceled
D-4Unknown/canceled
D-5A / Pollux, D-5B / Castor [failed]1973-05-21D-5A
D-5B
D-5A / Pollux, D-5B / Castor1975-05-17
SIGNE-31 (D-2B type)1977-06-17D-2B

1SIGNE-1 and SIGNE-2 were payloads on Prognoz-2 and (possibly) Prognoz-6 spacecraft, respectively.


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Updated: 2019-03-03