88.3°E

NASA is the registry operator, with 3 satellites on station and no FCC row.

Occupancy ±0.4°: NASA 1/3 · Singapore Telecommunications Ltd. (SingTel)/Chunghwa Telecom Co. Ltd. 1/3 · US DoD 1/3.

On stationUnrecorded in ClarkeOperating (no FCC market-access row)

TLE epoch 2026-10-21. FCC 2026-09-27. UCS 2023-04-07. Position disagreement.

Occupancy

On station

3 satellites

±0.4° TLE-primary. Majority NASA (1/3).

Data as of 2026-10-21 · Space-Track TLE (primary) + UCS Satellite Database (fallback)

Registry operator: NASA
Window majority: NASA
Operator mix: NASA 1/3 · Singapore Telecommunications Ltd. (SingTel)/Chunghwa Telecom Co. Ltd. 1/3 · US DoD 1/3
Country: —
Purpose: Communications
Status: On station
Position source: 3 TLE / 0 UCS fallback
Remaining life: Life-extended / past UCS design life · ~-7.8y (n=3)
Coverage proxy: South & Central Asia · GDP 1.20 · pop 1.60

Source operator strings (UCS)

NASA: National Aeronautics and Space Administration (NASA)
Singapore Telecommunications Ltd. (SingTel)/Chunghwa Telecom Co. Ltd.: Singapore Telecommunications Ltd. (SingTel)/Chunghwa Telecom Co. Ltd.
US DoD: Military Satellite Communications - US Air Force. UCS US military strings, including MUOS (DoD/US Navy). Not a single program office. Unknown US agency stays unknown. Federal Government (Reserved) is an FCC reservation placeholder, not an operator.

Co-located satellites (3)

Satellite	Operator	Purpose	UCS lon	TLE lon	Δ	TLE epoch	Launched
ST-2 (Singapore-Taiwan 2) TLE occupancy	Singapore Telecommunications Ltd. (SingTel)/Chunghwa Telecom Co. Ltd.	Communications	88.0°E	88.0°E	0.0°	2026-10-21 (1d)	2011
TDRS-7 (Tracking and Data Relay Satellite, TDRS-G)Dispute TLE occupancy	NASA	Communications	150.5°W	88.3°E	121.2°	2026-10-20 (2d)	1995
Wideband Global Satcom 4 (WGS-4, USA 233)Dispute TLE occupancy	US DoD	Communications	124.5°W	88.4°E	147.1°	2026-10-21 (1d)	2012

Rights

License / FCC

foreign operating

No FCC row

FCC SSAL + UCS occupancy · Sep 27, 2026

Recorded rights (FCC)

Recorded public layers only. FCC SSAL when present; otherwise inferred administration/operator. ITU filings are not in this product. ITU Space Explorer is the current ITU source.

National administration
M
Unknown administration
No administration on file.
UCS operator country · Sep 27, 2026
unknown
Operator license
M
NASA
UCS operator NASA. No FCC market-access row at this longitude (expected for many non-US administrations and US government birds).
UCS Satellite Database · Sep 27, 2026
inferred

Freshness

TLE epoch

2026-10-21

TLE epoch is within 45 days. FCC 2026-09-27 · UCS 2023-04-07.

FCC Approved Space Station List · Sep 27, 2026

Congestion 58 · High · 3 co-located

Clarke congestion v0 ← TLE-primary occupancy longitudes · Oct 21, 2026

Labeled modelImplied value, comps, and model pathNot occupancy or rights

Modeled dollars from valuation v0. Not a live market price, not a trade, and not an FCC or ITU record.

Implied fair value

Fair value (v0)

n/c

Not commercially valued

Clarke valuation v0 (model) · Oct 21, 2026

UCS classifies this satellite's users as "Government". Raw model range $38M–$115M is shown for inspection only.

No trade tape. Seeded model-path sparklines are Experimental, not default Terminal.

Arc desirability	South & Central Asia	×1.40
Coverage (GDP/pop)	South & Central Asia · GDP 1.20 · pop 1.60	×1.13
Occupancy	3 co-located satellites (TLE-primary ±0.4°)	×1.36
Remaining life	Life-extended / past UCS design life · ~-7.8y (n=3)	×0.88
Operator	Regional / other operator	×1.05
Spectrum	No band data (UCS-derived)	×1.00
Scarcity	Congestion score 58	×1.29
License / BIU	Operating (no FCC market-access row)	×1.00
Ownership	UCS classifies this satellite's users as "Government" — not a leasable commercial position; figures below are the model's raw output, not a market estimate	×1.00

Driver breakdown is Pro

Driver breakdown, compare, and export sit on a paid seat. Registry access is free.

Pricing Sign in

Valuation v0 is a model-based implied fair-value range from public registry data, not a live market price, appraisal, or offer to transact. Methodology · Valuation v0 · Data trust

Nearest comps

Positions outside this slot's ±0.4° occupancy window. Not transaction comps.

Slot	Operator	Δ	Sats	Cong.	Fair value
88.7°E	US DoD	0.4°	2	50	$65M
87.5°E	China Satcom	0.8°	2	45	n/c
89.3°E	—	1.0°	1	50	$66M
87.2°E	Chinese Ministry of National Defense	1.1°	2	43	n/c
89.9°E	Gazprom Space Systems	1.6°	2	60	$77M
86.5°E	JSC KazSat	1.8°	1	43	$60M

Model path

Seeded v0 path. Not observed trades, not a price index.

$77M

2026-10-21 · synthesized · model backfill, not trades

This chart shows 7 days of the model path. Pricing

ExperimentalUnrecorded layers (ITU filings are not in this product; sub-lease stub)Not default Terminal

This block is quarantined from the default Slot Terminal. It is a labeled stub or simulation, not recorded public occupancy or FCC data, and it is not a market. ITU filings are not in this product.

Quarantined stubs. ITU filings are not in this product. ITU Space Explorer is the current ITU source. These rows reserve the rights-chain shape; they are not live filings or named lessees.

ITU filing
S
Not recorded in Clarke
ITU filings are not in this product. ITU Space Explorer is the current ITU source. SNS Online shut down in January 2025. Quarantined stub. A filled ITU network panel would look like a deed; this row is not one.
Clarke stub (ITU filings are not in this product) · Sep 27, 2026 · ITU filing: not recorded in Clarke
stub
Sub-lease / capacity lease
S
No public sub-lease registry
Quarantined stub. There is no public feed of transponder or payload sub-leases. This layer is reserved for operator-disclosed or future marketplace filings and is not a named lessee.
Clarke stub · Sep 27, 2026 · Unknown. Not mocked as a named lessee
stub

Cite this

Clarke slot record, 88.3°E (88-3e). https://www.clarkebelt.finance/orbital/88-3e. Data vintage: UCS file vintage 2023-04-07, FCC as-of 2026-09-27, TLE epoch 2026-10-20 to 2026-10-21. Accessed the day you open this page.