ARRL DXCC ENTITY RE-EVALUATION MEMORANDUM – S9

S9 — SÃO TOMÉ & PRÍNCIPE
Evaluation Under 1947 ARRL DXCC Rules

I. PURPOSE

This memorandum evaluates whether S9 — São Tomé & Príncipe qualifies as a distinct ARRL DXCC Entity under the 1947 ARRL DXCC Rules, the rule framework used by ARRL when the DXCC List was reestablished after WWII.

The analysis covers:

• 1947 political status as a Portuguese overseas colony
• Administrative separation from mainland Portugal and other Portuguese territories
• Prefix identity and telecommunication independence
• Geographic isolation and detached-territory qualification
• Alignment with ARRL’s 1947 Political and Geographic Entity criteria
• Final DXCC determination

II. BACKGROUND

A. Political & Administrative Status (1947)

In 1947, São Tomé & Príncipe was:

• One of Portugal’s Overseas Provinces / Colonies
• A distinct territorial unit formally separate from continental Portugal
• Administered by a Colonial Governor resident in São Tomé
• Governed under its own territorial statutes (separate from mainland law)
• Not incorporated into any Portuguese district on the mainland
• Administered independently from other Portuguese territories such as:
– Angola
– Mozambique
– Cape Verde
– Portuguese Guinea
– Timor

Therefore, under 1947 DXCC standards:

✔ São Tomé & Príncipe was a separately administered colonial territory
✔ Not part of CT — mainland Portugal
✔ Eligible for DXCC recognition as a colonial Political Entity

This is identical to how ARRL treated:

• VP8 – Falkland Islands
• VQ9 – Chagos Archipelago
• FR – Réunion
• FH – Mayotte
• D6 – Comoros (as French colony at the time)
• ZB2 – Gibraltar

All were included as distinctly governed colonial units.

B. International Recognition (1947)

In the postwar period:

• São Tomé & Príncipe was internationally recognized as a Portuguese colonial possession
• It had clear territorial boundaries and long-standing colonial status
• No competing sovereignty claims existed
• U.S. State Department and UN colonial lists identified it as a discrete territorial unit

Thus it satisfies the 1947 DXCC requirement that a Political Entity be:

✔ A recognized colony or dependency with territorial integrity
✔ Governed independently from the parent nation’s domestic territory

C. Telecommunications & Prefix Identity

In the 1940s:

• Amateur operations from Portuguese African colonies used special colonial prefixes, administratively distinct from CT operations
• São Tomé & Príncipe used prefixes later formalized as S9
• Licensing was issued locally under the authority of the colonial government

Under 1947 rules, distinct prefix and licensing authority were considered strong indicators of:

✔ Administrative separation
✔ Entity-level independence for DXCC purposes

This parallels colonial prefix practice across Africa, the Indian Ocean, and Southeast Asia.

D. Geographic Characteristics

Although São Tomé & Príncipe qualifies politically, geography also supports its DXCC identity:

• A two-island African nation in the Gulf of Guinea
• Located ~250 km west of Gabon in deep Atlantic waters
• No land, shelf, or reef connection to mainland Africa
• Not contiguous with any Portuguese territory
• Not part of Angola or any other Portuguese African administrative unit

While geography was not dispositive under 1947 rules, detached islands administered separately consistently received DXCC Entity status.

E. DXCC Context (1947 Rules)

The 1947 ARRL DXCC List recognized entities based on:

1. Political Entities (Primary Basis)

• Sovereign states
• Colonies
• Protectorates
• Mandates
• Trust territories
• Distinct overseas territories

2. Geographic Entities (Secondary)

• Remote islands administered independently
• Non-contiguous possessions

São Tomé & Príncipe fits squarely into category (1).

Historical ARRL 1947 DXCC Lists included São Tomé & Príncipe as a separate Entity for these reasons.

III. ANALYSIS UNDER 1947 DXCC RULES

1. POLITICAL ENTITY CRITERIA — PASS

1(a) Sovereign State
❌ FAIL — Not sovereign in 1947.
(Not required; colonial entities qualified independently under 1947 rules.)

1(b) Distinct Territorial Administration
✔ PASS — Separate Portuguese colonial administration with its own governor.

1(c) International Recognition
✔ PASS — Recognized worldwide as a Portuguese overseas colony.

1(d) Not part of another DXCC Entity
✔ PASS — Not part of CT (mainland Portugal) nor of Angola or Mozambique.

1(e) Telecommunications / Prefix Authority
N/A — Distinct prefix structure reflecting separate administration.

Conclusion:
São Tomé & Príncipe meets all Political Entity criteria under the 1947 rules.

2. GEOGRAPHIC ENTITY CRITERIA — NOT NEEDED (but supportive)

Since S9 qualifies politically, geographic evaluation is secondary.

Still, S9 meets:

✔ Island above water
✔ Deep-ocean separation
✔ No connection to mainland Africa
✔ Distinct administrative status

Thus geography reinforces Political Entity status.

3. SPECIAL-AREA CRITERIA — NOT APPLICABLE

São Tomé & Príncipe is not a:

• UN trust territory
• Mandated territory
• International zone
• Antarctic or sub-Antarctic territory

4. 1947 ADDITION / DELETION RULES

• São Tomé & Príncipe was a recognized colonial unit before WWII
• Maintained identical administrative structure in 1947
• No sovereignty or administrative changes occurred that would trigger deletion
• ARRL preserved its prewar DXCC status during the 1947 re-establishment

Thus:

✔ No deletion criteria apply
✔ S9 remains valid under 1947 rules

IV. FINAL DETERMINATION

✅ S9 — SÃO TOMÉ & PRÍNCIPE fully qualifies as an ARRL DXCC Entity under the 1947 Rules.

Qualification Basis:

✔ Clear status as a Portuguese overseas colony
✔ Distinct territorial administration
✔ Internationally recognized colonial entity
✔ Independent from mainland Portugal and other Portuguese colonies
✔ Consistent with DXCC’s 1947 Political Entity category

Conclusion:
São Tomé & Príncipe is one of the most straightforward and historically consistent Political DXCC Entities under the 1947 ARRL DXCC Rules.

V. SUMMARY TABLE

Rule (1947)	Pass/Fail	Notes
Sovereign State	❌	Colony (not required)
Distinct Administration	✔	Separate Portuguese colony
International Recognition	✔	Recognized territorial unit
Independent Licensing	N/A	S9 structure
Geographic Separation	✔	Island group far from Africa
Special Area	N/A	Not applicable
Final Status	VALID POLITICAL ENTITY (1947)	Fully qualifies

References

ARRL DXCC Rules, editions current through 1947
Clinton B. DeSoto, W1CBD, “How to Count Countries Worked, A New DX Scoring System,” QST, October 1935
Early ARRL DXCC Country Lists and administrative materials, 1937–1947
Nautical and geographic references identifying São Tomé & Príncipe as a distinct Gulf of Guinea island group
Historical Portuguese colonial administrative records documenting São Tomé & Príncipe as a separate territorial entity