HEOS-1

Highly Eccentric Orbit Satellite
(HEOS) series


This page contains philatelic information on the Highly Eccentric Orbit Satellite (HEOS) 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)
HEOS (West Germany) HEOS (West Germany) HEOS (West Germany)
HEOS (on other than HEOS launch covers)


Below is a list of HEOS-series postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.).

CountryCatalog NumberType of ItemYear of IssueNotes on Content
HEOS (West Germany)
BelgiumNoneCancel1971HEOS
Chad365 (Mi847)
i365

Imperforate
1979HEOS
DhufarLocal f
Local if
One of local post MS8 (a-h)
One of imperforate local post MS8 (a-h)
1972HEOS
DhufarLocal f o/pOne of local post MS8 (a-h) overprinted "Apollo-17"1973HEOS
Germany (West)NoneCancel1968"HEOS-A1" (HEOS-1)
Germany (West)NoneCachet on cover1968"HEOS-A" (HEOS-1)
Germany (West)None(Black and cyan printed and magenta rubber-stamp) cachets on cover1972"HEOS-2" (in rubber-stamp cachet); "HEOS-A-1" and "HEOS-A-2" (in printed cachet)
Malagasy RepublicUnknown ms (Mi?)
Unknown ims
In (upper-left) margin of MS4 (a-d)
In (upper-left) margin of imperforate MS4 (a-d)
1999"HEOS-2" (in text, but HEAO-1 depicted)
Malagasy RepublicUnknown fdcMS4 on FDC
Mongolia1369 (BL98)On stamp of SS11983HEOS
Paraguay1149 (Mi1906)1969"HEOS-A" (HEOS-1)
Paraguay1149 muestraOverprinted "muestra"
Paraguay1152 (Mi1909)
Paraguay1152 muestraOverprinted "muestra"
Paraguay1152b (BL123)Imperforate MS3 (1149-1150+1152)
Paraguay1152b muestraImperforate MS3, overprinted "muestra"


Below is a list of HEOS-series launch covers (including anniversary-of-launch covers, and launch-related event covers).

CountryCancel DateCancel LocationType of ItemNotes on Content
HEOS (West Germany)
1968-12-05: HEOS-1
Germany (West)1968-12-05HamburgCancel and (purple and black rubber-stamp) cachets on coverHEOS-1 launch
Germany (West)1968-12-05HamburgCancel (same) and (black printed) cachet on coverHEOS-1 launch
Germany (West)1968-12-05HamburgCancel (same) and (black printed) cachet (different) on coverHEOS-1 launch
Germany (West)1968-12-05HamburgCancel (same) and (black printed) cachet (different) on coverHEOS-1 launch
Germany (West)1968-12-05HamburgCancel (same) and (JFM/Junkers) cachet on coverHEOS-1 launch
Germany (West)1968-12-05HamburgCancel (same) on coverHEOS-1 launch
Germany (West)1968-12-05Munchen(Blue printed and blue rubber-stamp) cachets on coverHEOS-1 launch
Germany (West)1968-12-05Darmstadt(Black printed) cachet on coverHEOS-1 launch
Netherlands1968-12-05Noorwijk-Binnen(Printed and red rubber-stamp) cachets on coverHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Orbit Covers) cachet on coverHEOS-1 launch
United States1968-12-05Patrick AFB, FL (hand cancel)(SpaceCraft/Swanson and cyan rubber-stamp) cachets on cover, also insertHEOS-1 launch
United States1968-12-05Patrick AFB, FL (machine cancel)(SpaceCraft/Swanson and cyan rubber-stamp) cachets on cover, also insertHEOS-1 launch
United States1968-12-05Cape Canaveral FL (hand cancel)(SpaceCraft/Swanson and cyan rubber-stamp) cachets on cover, also insertHEOS-1 launch
United States1968-12-05Cape Canaveral FL (machine cancel)(SpaceCraft/Swanson and cyan rubber-stamp) cachets on cover, also insertHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Swanson red rubber-stamp) cachet on coverHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Sarzin) cachet on coverHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Black printed) cachet on coverHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Whitney red and blue and purple) cachet on coverHEOS-1 launch
United States1968-12-05Kennedy Space Center FL(Blue printed and orange rubber-stamp) cachets on coverHEOS-1 launch
United States1968-12-05Cape Canaveral FL(Red and blue and rubber-stamp) cachets on coverHEOS-1 launch
1972-01-31: HEOS-2
France1972-01-31Neuilly Sablons(Black rubber-stamp) cachet on coverHEOS-2 launch
Germany (West)1972-01-31Ottobrunn(Blue rubber-stamp) cachet on coverHEOS-2 launch
Germany (West)1972-01-31Bochum(Intercover) cachet on coverHEOS-2 launch
Germany (West)1972-01-31Bochum(Blue rubber-stamp) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Cygnus no.15/Andromeda/Riser) cachet on cover, also insert1 and insert2HEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Centennial gray rocket, type-2 and red text) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Space Voyage) cachet on cover, also insertHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Solar Covers no.34) cachet on cover, also insertHEOS-2 launch
United States1972-01-31Vandenberg AFB, CA(Orbit Covers) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Printed) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Black printed) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(Multi-color printed) cachet on coverHEOS-2 launch
United States1972-01-31Lompoc CA, Vandenberg AFB(DuBeau?/Swanson black rubber-stamp) cachet on coverHEOS-2 launch (ESRO-2A depicted)
HEOS (on other than HEOS launch covers)
United States1969-10-01Lompoc CA, Vandenberg AFB(SpaceCraft/Swanson) insert2 back from ESRO-1B launch cover, also insert2 front and insert1 and cover front"HEOS-1" (in text)
United States1969-10-01Vandenberg AFB, CA(SpaceCraft/Swanson) insert2 back from ESRO-1B launch cover, also insert2 front and insert1 and cover front


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Updated: 2018-01-04