SIRIO-1

Satellite Italiano Ricerca
Industriale Orientata
(SIRIO) series


This page contains philatelic information on the Satellite Italiano Ricerca Industriale Orientata (SIRIO) series. 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.

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)
SIRIO
(Italy)
SIRIO
(Italy)
SIRIO
(Italy)
SIRIO (on other than SIRIO launch covers)


Below is a list of Satellite Italiano Ricerca Industriale Orientata (SIRIO) series postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.).

CountryCatalog NumberType of ItemYear of IssueNotes on Content
Satellite Italiano Ricerca Industriale Orientata (SIRIO) (Italy)
Central African RepublicC97 (Mi282)1972SIRIO
Central African RepublicC98a (BL7)On one of MS4 (C95-C98)
Guyana3504b (Mi6965)
i3504b
One of MS6 (3504 (a-f)) (Mi6964-6969)
One of imperforate MS6 (i3504 (a-f))
2000"SIRIO-2"
Guyana3504 fdcMS6 on FDC
ItalyNonePrinted stamp on aerogramme1977SIRIO-1 (by launch date on printed stamp)
ItalyNone fdcPrinted stamp and FDC cancel on aerogramme
ItalyNone1977SIRIO-1 tests at ESTEC
ItalyNone msCinderella (poster stamp) MS41977
ItalyNone1979EEC use of SIRIO


Below is a list of Satellite Italiano Ricerca Industriale Orientata (SIRIO) series launch covers (including anniversary-of-launch covers, and launch-related event covers).

CountryCancel DateCancel LocationType of ItemNotes on Content
Satellite Italiano Ricerca Industriale Orientata (SIRIO) (Italy)
1977-08-25: SIRIO-1
Italy1977-08-17Rome(Multi-color printed and cyan rubber-stamp) cachets on coverSIRIO-1 launch (delayed)
Italy1977-08-18Rome(Multi-color printed and purple rubber-stamp) cachets on coverSIRIO-1 launch (delayed)
Italy1977-08-25Rome(Multi-color printed and cyan rubber-stamp) cachets on coverSIRIO-1 launch
United States1977-08-25Cape Canaveral FL(Orbit Covers) cachet on coverSIRIO-1 launch (but Intelsat-4 depicted)
United States1977-08-25Cape Canaveral FL(Space Voyage) cachet on coverSIRIO-1 launch
United States1977-08-25Kennedy Space Center FL(Space Voyage) cachet on coverSIRIO-1 launch
United States1977-08-25Kennedy Space Center FL(Multi-color printed) cachet on coverSIRIO-1 launch
United States1977-08-25Greenbelt MD(GSFC Stamp Club) cachet on coverSIRIO-1 launch
United States1977-08-25Kennedy Space Center FL(Haekotte blue and red rubber-stamp) cachet on (airmail) coverSIRIO-1 launch (but Westar-1/2/3 type or similar depicted with a rocket1)
United States1977-08-25Kennedy Space Center FL(SCPS ser.77/12) cachet on coverSIRIO-1 launch
United States1977-08-25Kennedy Space Center FL(SCPS ser.77/12) cachet (and signature) on cover, also backSIRIO-1 launch
United States1977-08-25Kennedy Space Center FL(Centennial) cachet on coverSIRIO-1 launch
United States1977-08-25Cape Canaveral FL(Whitney orange-brown) cachet on (airmail) coverSIRIO-1 launch
United States1977-08-25
1977-08-25
Orlando FL
Satellite Beach FL
(Whitney orange) cachet on (airmail) coverSIRIO-1 launch
Italy1977-08-26Vezzano(Purple rubber-stamp) cachet on coverSIRIO-1 launch
1982-09-10: SIRIO-2 (and Marecs-B) [failed]
French Guiana1982-09-09Kourou(Lollini) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(Europa FDC Service) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(Europa FDC Service) cachet (different) on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(Gruppo Filatelico) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(ESA?) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(ERNO) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(ERNO) cachet (slightly different colors) on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(Club Philatélique ESA/Lollini) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(C.E. SEP Section Philatélie) cachet on coverSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(CPK) cachet on cardSIRIO-2 launch [failed]
French Guiana1982-09-09Kourou(Association philatélique du CNES) cachet on coverSIRIO-2 launch [failed]
United States1982-09-09Greenbelt MD(NASCOM Network) cachet on coverSIRIO-2 launch [failed]
United States1982-09-09Greenbelt MD(GSFC STDN blue rubber-stamp) cachet on coverSIRIO-2 launch [failed]
France1982-09-10Paris(Club Philatélique ESA/Lollini) cachet on coverSIRIO-2 launch [failed]
France1982-09-10Paris(Club Philatélique ESA/Lollini) cachet (different) on coverSIRIO-2 launch [failed]
Italy1982-09-10Torino(Black printed and red rubber-stamp) cachet on coverSIRIO-2 launch [failed]
SIRIO-2 (and Marecs-B) (events)
French Guiana1982-10-25Kourou(Lollini) cachet on cover"ESA examines proposals to re-launch MARECS-B and SIRIO-2"
SIRIO (on other than SIRIO launch covers)
French Guiana1988-06-15Kourou(Association philatélique du CNES) back of Meteosat-3 and OSCAR-13 and Panamsat-1 launch cover, also front"SIRIO-2"

1The rocket in this cachet is based on a Whitney-design cachet as found on covers such as this GOES-1_cover; the comsat design is similar to that of the Westar-1/2/3 type or Palapa-A1/A2 type or Anik-A1/A2 type satellites, all of which are essentially identical.


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Updated: 2022-06-27