ESRO

ESRO-series
(and HEOS-series)
satellites


Below are checklists of European Scientific Research Organization (ESRO) series satellite (and Highly Eccentric Orbit Satellite (HEOS) series) postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.). 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.

Farther below is a list of ESRO and HEOS launch covers, anniversary-of-launch covers, and launch-related event covers.


CountryCatalog Number*Type of Item**Year of IssueNotes on Content
ESRO (ESA)
PanamaC365f (Mi1142)One of MS6 (C365 (a-f)) and on selvedge1969ESRO-2
Paraguay1220 (BL134)SS11969ESRO-1B
HEOS (Germany)
BelgiumNoneCancel1971HEOS
Chad365 (Mi847)1979HEOS
DhufarNone fOne of MS8, also imperforate MS81972HEOS
DhufarNone fOne of MS8 overprinted "Apollo-17"1973HEOS
Germany (West)NoneCancel1968HEOS-1
Malagasy RepublicUnknownIn margin of MS41999HEAO-2 / Einstein (not HEOS-2)1
Mongolia1369 (BL98)SS11983HEOS
Paraguay1149 (Mi1906)1969ESRO-HEOS
Paraguay1149 muestra (Mi1906 muestra)Overprinted "muestra"
Paraguay1152 (Mi1909)1969ESRO-HEOS
Paraguay1152 muestra (Mi1909 muestra)Overprinted "muestra"
Paraguay1152b (BL123)Imperforate MS3 (1149-1150, 1152)1969ESRO-HEOS

*Scott catalog number, unless prefixed with Mi or BL for Michel; "i" prefix denotes imperforate version.
**FDC = first day cover; SS# = souvenir sheet, MS# = miniature sheet, where # = number of stamps in sheet, and the numbers in parentheses are the catalog numbers of the stamps in the sheet.

1HEAO-2 (High Energy Astronomical Observatory) / Einstein, not HEOS-2 as indicated on this item.



Below is a list of ESRO and HEOS launch covers, anniversary-of-launch covers, and launch-related event covers.


CountryCancel DateCancel LocationType of ItemNotes on Content
ESRO (ESA)
Australia / United States1966-05-24 / 1967-05-29Woomera SA / Lompoc CA, Vandenberg AFB(?) cachet on coverESRO-2A launch [failed]
United States1967-05-29Vandenberg AFB, CA(SpaceCraft/Swanson) cachet on coverESRO-2A launch [failed]
United States1967-05-29Vandenberg AFB, CA(Centennial?) cachet on coverESRO-2A launch [failed]
United States1968-05-16Vandenberg AFB, CA(Rubber-stamp) cachet on coverESRO-2B launch
United States1968-05-16Vandenberg AFB, CA(Orbit) cachet on coverESRO-2B launch
United States1968-05-16Lompoc CA, Vandenberg AFB(SpaceCraft/Swanson) cachet on coverESRO-2B launch
United States1968-05-16Vandenberg AFB, CA(Centennial?) cachet on coverESRO-2B launch
United States1968-10-03Vandenberg AFB, CA(SpaceCraft/Swanson) cachet on coverESRO-1A launch
United States1968-10-03Vandenberg AFB, CA(Orbit) cachet on coverESRO-1A launch
United States1968-10-03Vandenberg AFB, CA(Sarzin?) cachet on coverESRO-1A launch
United States1969-10-01Vandenberg AFB, CA(Orbit) cachet on coverESRO-1B launch
United States1969-10-01Lompoc CA, Vandenberg AFB(SpaceCraft/Swanson) cachet on coverESRO-1B launch
United States1969-10-01Vandenberg AFB, CA(Rubber-stamp) cachet on coverESRO-1B launch
United States1972-03-11Lompoc CA, Vandenberg AFB(Space Voyage) cachet on coverESRO-TD1A launch
United States1972-03-11Vandenberg AFB, CA(Orbit) cachet on coverESRO-TD1A launch
United States1972-03-11Lompoc CA, Vandenberg AFB(Cygnus no.18) cachet on coverESRO-TD1A launch
United States1972-03-11Lompoc CA, Vandenberg AFB(Solar no.?) cachet on coverESRO-TD1A launch
United States1972-03-11Lompoc CA, Vandenberg AFB(Rubber-stamp) cachet on coverESRO-TD1A launch
United States1972-03-11Lompoc CA, Vandenberg AFB(Sarzin) cachet on coverESRO-TD1A launch
United States1972-11-21Vandenberg AFB, CA(Space Voyage) cachet on coverESRO-4 launch
United States1972-11-21Vandenberg AFB, CA(Sarzin) cachet on coverESRO-4 launch
United States1972-11-21Vandenberg AFB, CA(Cygnus no.41) cachet on coverESRO-4 launch
United States1972-11-21Vandenberg AFB, CA(Orbit) cachet on coverESRO-4 launch (ESRO-TD1A image)
United States1972-11-21Vandenberg AFB, CA(Sarzin?) cachet on coverESRO-4 launch
Australia1972-11-22Woomera SA(?) cachet on coverESRO-4 launch
Germany (West)1972-11-22Darmstadt(Rubber-stamp) cachet on coverESRO-4 launch
Australia1972-11-23Canberra ACT(Rubber-stamp) cachet on coverESRO-4 launch
HEOS (Germany)
Germany (West)1968-12-05Hamburg(?) cachet on coverHEOS-1 launch
Germany (West)1968-12-05Hamburg(?) cachet on coverHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Orbit) cachet on coverHEOS-1 launch
United States1968-12-05Patrick AFB, FL(SpaceCraft/Swanson) cachet on coverHEOS-1 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Cygnus no.15) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Centennial?) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Space Voyage) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Solar no.34) cachet on coverHEOS-2 launch
United States1972-01-31Vandenberg AFB, CA(Orbit) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(?) cachet on coverHEOS-2 launch


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