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Orbiting Geophysical Observatory
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Orbiting Geophysical Observatory
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This page contains philatelic information on the Orbiting Geophysical Observatory (OGO) 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.
| 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) |
|---|---|---|
| OGO | OGO | OGO |
| OGO (on other than OGO launch covers) |
Below is a list of OGO-series satellite postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.).
| Country | Catalog Number | Type of Item | Year of Issue | Notes on Content |
|---|---|---|---|---|
| Orbiting Geophysical Observatory (OGO) | ||||
| Burundi | 129 (Mi170A) i129 (Mi170B) | Imperforate | 1965 | OGO-1/6 type1 |
| Burundi | 126+128-129+133 fdc | One of four stamps on FDC | ||
| Burundi | i128-i130+i132 fdc | One of four imperforate stamps on FDC | ||
| Czechoslovakia | 1454 (Mi1688) | 1967 | OGO-1/6 type1 | |
| Ghana | 164 (Mi170A) i164 (Mi170B) | Imperforate | 1964 | OGO-1/6 type1 |
| Ghana | 165 (Mi171A) i165 (Mi171B) | Imperforate | ||
| Ghana | 166 (Mi172A) i166 (Mi172B) | Imperforate | ||
| Ghana | 164-166 fdc | Three stamps on FDC | ||
| Ghana | 166a (BL9) | On all four stamps and in (upper-right) margin of imperforate MS4 (4x 166) | ||
| Ghana | 166a fdc | Imperforate MS4 on FDC | ||
| Ghana | 186 (Mi185A) i186 (Mi185B) | From MS12 (186a (12x 186)) From imperforate MS12 (i186a (12x i186)) | 1964 | OGO-1/6 type1 |
| Ghana | 187 (Mi186A) i187 (Mi186B) | From MS12 (187a (12x 187)) From imperforate MS12 (i187a (12x i187)) | ||
| Ghana | 188 (Mi187A) i188 (Mi187B) | From MS12 (188a (12x 188)) From imperforate MS12 (i188a (12x i188)) | ||
| Kathiri State of Seiyun (South Arabia) | Mi86A Mi86B | Imperforate with changed colors | 1966 | OGO-1/6 type1 |
| Kathiri State of Seiyun (South Arabia) | Mi89A Mi89B | Imperforate with changed colors | 1966 | OGO-1/6 type1 |
| Kathiri State of Seiyun (South Arabia) | MiA90A MiA90B | Imperforate with changed colors | 1967 | OGO-1/6 type1 |
| Kathiri State of Seiyun (South Arabia) | BL_A1A BL_A1B | On stamp of SS1 Imperforate SS1, changed colors | 1967 | OGO-1/6 type1 |
| Nigeria | 143a (Mi134) | In (upper-right) margin of MS12 (12x 143) | 1963 | OGO-1/6 type1 |
| Nigeria | i143a | In (upper-right) margin of "imperforate"2 MS12 (12x 143) | ||
| Nigeria | 144a (Mi135) | In (upper-right) margin of MS12 (12x 144) | ||
| Nigeria | i144a | In (upper-right) margin of "imperforate"2 MS12 (12x 144) | ||
| Panama | C334a (BL36) iC334a (BL37) | In (lower) margin of MS2 (C333-C334) In (lower) margin of imperforate MS2 (iC333-iC334), changed colors | 1965 | OGO-1/6 type1 |
| Satellite Beach FL (USA) | Local | set-D-5 (green) | 1965 | "OGO"-1/6 type1 |
| Satellite Beach FL (USA) | Local o/p | set-D-5 (green) overprinted in gold | 1965 | "OGO"-1/6 type1 |
| Sierra Leone | 1069i (Mi1220) | One of MS9 (1069 (a-i)) (Mi1212-1220) | 1989 | "OGO-4" |
| Sierra Leone | 1069i specimen | One of MS9 (1069 specimen (a-i)) | ||
| Togo | 500 (Mi446A) i500 (Mi446B) | Imperforate | 1964 | OGO-1/6 type1 |
| Togo | 504 (Mi450A) i504 (Mi450B) | Imperforate | ||
| Togo | 500-501+503 fdc | One of three stamps on FDC | ||
| Togo | 500-505 fdc | Two of six stamps on FDC | ||
| Togo | 502+504-505 fdc | One of three stamps on FDC | ||
| Togo | 505a (BL17) | Imperforate MS4 (502-505) | ||
| Togo | 505a fdc | Imperforate MS4 on FDC | ||
| United States | None | (Black rubber-stamp) cachet on cover | 1967 | "OGO-I", OGO-II", "POGO-I", "POGO-II", "POGO-III" |
| United States | None | QSL card, also back | 1968 | OGO-1 |
| United States | None | (GSFC multi-satellite blue rubber-stamp) cachet on cover | 1979 | "OGO"-1/6 type1 |
1OGO-1 — OGO-6 are all basically identical.
2The "imperforate" sheets from Nigeria, i143a and i144a, are imperforate only in the surrounding margins, otherwise the stamps in both sheets are perforated on all sides.
Below is a list of OGO-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 |
|---|---|---|---|---|
| Orbiting Geophysical Observatory (OGO) | ||||
| 1964-09-05: OGO-1 | ||||
| United States | 1964-09-04 | Satellite Beach FL | (Goldcraft?) cachet on cover | OGO-1 launch |
| United States | 1964-09-04 1967-07-28 | Satellite Beach FL Lompoc CA, Vandenberg AFB | (Rank silkscreened) cachet on cover | OGO-1 launch OGO-4 launch |
| United States | 1964-09-05 | Patrick AFB, FL | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-1 launch; also IQSY |
| United States | 1964-09-05 | Cape Canaveral FL | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-1 launch; also IQSY |
| United States | 1964-09-05 | Cape Canaveral FL | (Sarzin?) cachet on cover | OGO-1 launch |
| United States | 1964-09-05 | Cape Canaveral FL | (Astro Covers) cachet on cover | OGO-1 launch |
| United States | 1964-09-05 | Cape Canaveral FL (hand cancel) | (Sokalsky green) cachet on cover | OGO-1 launch |
| United States | 1964-09-05 | Cape Canaveral FL (machine cancel) | (Sokalsky black, and purple rubber-stamp) cachet (different) on cover | OGO-1 launch |
| United States | 1964-09-05 | Cape Canaveral FL | (Sokalsky blue) cachet (different) on cover | OGO-1 launch (but Telstar depicted) |
| United States | 1964-09-05 | Cape Canaveral FL | (C. Swanson purple rubber-stamp) cachet on cover | OGO-1 launch |
| United States | 1964-09-05 | Cape Canaveral FL (hand cancel) | (Centennial) cachet on cover | OGO-1 launch |
| United States | 1964-09-05 | Cape Canaveral FL (machine cancel) | (Centennial) cachet on cover | OGO-1 launch |
| 1965-10-14: OGO-2 / POGO-1 | ||||
| United States | 1965-10-14 | Vandenberg AFB, CA | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-2 launch |
| United States | 1965-10-14 | Vandenberg AFB, CA | (Astro Covers, no logo) cachet on cover | OGO-2 launch |
| United States | 1965-10-14 | Vandenberg AFB, CA | (Swanson/DuBeau? blue and magenta rubber-stamp) cachet on cover | OGO-2 launch |
| United States | 1965-10-14 | Vandenberg AFB, CA | (Swanson/DuBeau? blue and magenta rubber-stamp) cachet on (airmail) cover | OGO-2 launch |
| United States | 1965-10-14 1967-07-28 | Vandenberg AFB, CA Lompoc CA, Vandenberg AFB | (Sarzin?) cachet on cover (Purple rubber-stamp) cachet on cover | OGO-2 launch OGO-4 launch |
| 1966-06-07: OGO-3 | ||||
| United States | 1966-06-06 | Cape Canaveral FL | (Astro Covers, no logo) cachet on cover | OGO-3 launch |
| United States | 1966-06-07 | Cape Canaveral FL | (Sarzin) cachet on cover | OGO-3 launch |
| United States | 1966-06-07 | Cape Canaveral FL | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-3 launch |
| United States | 1966-06-07 | Patrick AFB, FL | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-3 launch |
| United States | 1966-06-07 | Cape Canaveral FL | (Orbit Covers, no logo) cachet on cover | OGO-3 launch |
| United States | 1966-06-07 | Cape Canaveral FL (machine cancel) | (Centennial) cachet on cover | OGO-3 launch |
| United States | 1966-06-07 | Cape Canaveral FL (hand cancel) | (Centennial) cachet on cover | OGO-3 launch |
| United States | 1966-06-07 | Cape Canaveral FL | (HJM black and black typed) cachet on cover | OGO-3 launch |
| 1967-07-28: OGO-4 / POGO-2 | ||||
| United States | 1967-07-28 | Vandenberg AFB, CA | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-4 (mis-labeled "POGO-4") launch |
| United States | 1967-07-28 | Lompoc CA, Vandenberg AFB | (SpaceCraft/Swanson) cachet on cover, also insert | OGO-4 (mis-labeled "POGO-4") launch |
| United States | 1967-07-28 | Vandenberg AFB, CA | (Swanson/DuBeau? blue rubber-stamp) cachet on cover | OGO-4 launch |
| United States | 1967-07-28 | Vandenberg AFB, CA | (Orbit Covers) cachet on cover | OGO-4 launch |
| United States | 1967-07-28 | Vandenberg AFB, CA | (Centennial) cachet on cover | OGO-4 launch |
| United States | 1967-07-28 1964-09-04 | Lompoc CA, Vandenberg AFB Satellite Beach FL | (Rank silkscreened) cachet on cover | OGO-4 launch OGO-1 launch |
| United States | 1967-07-28 1965-10-14 | Lompoc CA, Vandenberg AFB Vandenberg AFB, CA | (Purple rubber-stamp) cachet on cover (Sarzin?) cachet on cover | OGO-4 launch OGO-2 launch |
| 1968-03-04: OGO-5 | ||||
| United States | 1968-03-04 | Cape Canaveral FL (machine cancel) | (Orbit Covers) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL (hand cancel) | (Orbit Covers) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Kennedy Space Center FL | (R. DuBeau blue rubber-stamp) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL (machine cancel) | (SpaceCraft/Swanson) cachet on cover, also insert or insert variation (slightly different text arrangement) | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL (hand cancel) | (SpaceCraft/Swanson) cachet on cover, also insert or insert variation (slightly different text arrangement) | OGO-5 launch |
| United States | 1968-03-04 | Patrick AFB, FL (hand cancel) | (SpaceCraft/Swanson) cachet on cover, also insert or insert variation (slightly different text arrangement) | OGO-5 launch |
| United States | 1968-03-04 | Patrick AFB, FL (machine cancel) | (SpaceCraft/Swanson) cachet on cover, also insert or insert variation (slightly different text arrangement) | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL | (Centennial yellow Orbiting Observatories and black text) cachet on cover | OGO-5 launch (OAO-2, OSO-1/6 type, and OGO-1/6 type depicted) |
| United States | 1968-03-04 | Cape Canaveral FL | (Sarzin) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL | (Astro Covers) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL | (HJM black and black typed) on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL | (Swanson/DuBeau? magenta rubber-stamp) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL | (Centennial-like) cachet on cover | OGO-5 launch |
| United States | 1968-03-04 | Cape Canaveral FL | (Centennial-like) cachet (different) on cover | OGO-5 launch |
| 1969-06-05: OGO-6 / POGO-3 | ||||
| United States | 1969-06-05 | Lompoc CA, Vandenberg AFB | (SpaceCraft/Swanson) cachet on cover, and insert or insert variation (slightly different line lengths) | OGO-6 launch |
| United States | 1969-06-05 | Lompoc CA, Vandenberg AFB | (SpaceCraft/Swanson) cachet (and signature) on cover, and insert or insert variation (slightly different line lengths) | OGO-6 launch |
| United States | 1969-06-05 | Vandenberg AFB, CA | (SpaceCraft/Swanson) cachet on cover, and insert or insert variation (slightly different line lengths) | OGO-6 launch |
| United States | 1969-06-05 | Kennedy Space Center FL | (SpaceCraft/Swanson) cachet on cover, and insert or insert variation (slightly different line lengths) | OGO-6 launch |
| United States | 1969-06-05 | Vandenberg AFB, CA | (Orbit Covers) cachet on cover | OGO-6 launch |
| United States | 1969-06-05 | Vandenberg AFB, CA | (Centennial) cachet on cover | OGO-6 launch |
| United States | 1969-06-05 | Lompoc CA, Vandenberg AFB | (Swanson/DuBeau? blue rubber-stamp) cachet on cover | OGO-6 launch |
| United States | 1969-06-05 | Vandenberg AFB, CA | (Sarzin) cachet on cover | OGO-6 launch |
| OGO (on other than OGO launch covers) | ||||
| There exist a large number of Centennial Covers with generic cachets with multiple satellites depicted, including OGO-1/6 type. Details about these cachets, as well as images of the covers, are found in the Centennial Covers page. | ||||
| United States | 1969-11-07 | Vandenberg AFB, CA | (SpaceCraft/Swanson) insert2 back from Azur launch cover, also insert2 front and insert1 and cover front | "Orbiting Geophysical Observatories (OGOs)" |
| United States | 1969-11-07 | Lompoc CA, Vandenberg AFB | (SpaceCraft/Swanson) insert2 back from Azur launch cover, also insert2 front and insert1 and cover front | |
| United States | 1969-11-07 | Lompoc CA, Vandenberg AFB | (SpaceCraft/Swanson) insert2 back from Azur launch cover, also insert2 front and insert1 and cover front (with signature) | |
| United States | 1976-03-16 | Auburn MA | (GSFC Stamp Club blue printed) cachet on 50th anniv. first liquid fuel rocket flight/launch cover | "OGO"-1/6 type1 |
| United States | 1978-05-20 | GSFC, MD | (GSFC multi-satellite blue rubber-stamp) cachet (same design as immediately above) on Pioneer-12 launch cover | "OGO"-1/6 type1 |
| United States | 1978-10-24 | GSFC, MD | (GSFC multi-satellite blue rubber-stamp) cachet (same) on Nimbus-7 and CAMEO launch cover | "OGO"-1/6 type1 |
| United States | 1983-01-25 | Greenbelt MD | (GSFC multi-satellite blue rubber-stamp) cachet (same) on IRAS and PIX-2 launch cover | "OGO"-1/6 type1 |
1OGO-1 — OGO-6 are all basically identical.
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