Registry/40.8°W

Atlantic / Latin America · West

40.8°W

NASA is the registry operator, with 3 satellites on station and an FCC license (2 rows).

Occupancy ±0.4°: NASA 2/3 · SES 1/3.

On stationUnrecorded in ClarkeBrought into use (in-orbit + FCC record)FCC ×2

TLE as of 2026-09-23. FCC SSAL stale (2026-04-30). UCS 2023-04-07.

Occupancy

On station

3 satellites

±0.4° TLE-primary. Majority NASA (2/3).

Space-Track TLE (primary) + UCS Satellite Database (fallback) · Sep 23, 2026

Registry operator: NASA
Window majority: NASA
Operator mix: NASA 2/3 · SES 1/3
Country: USA
Purpose: Communications
Status: On station
Position source: 2 TLE / 1 UCS fallback
Remaining life: Life-extended / past UCS design life · ~-3.4y (n=3)
Coverage proxy: Latin America / Atlantic · GDP 1.05 · pop 1.15

Source operator strings (UCS)

NASA: National Aeronautics and Space Administration (NASA)
SES: SES S.A.

Co-located satellites (3)

Satellite	Operator	Purpose	UCS lon	TLE lon	Δ	TLE epoch	Launched
TDRS-12 (Tracking and Data Relay Satellite, TDRS L) TLE occupancy	NASA	Communications	41.0°W	41.1°W	0.2°	2026-09-23 (2d)	2014
TDRS-10 (Tracking and Data Relay Satellite, TDRS-J) UCS fallback	NASA	Communications	40.8°W	—	—	—	2002
SES-6 TLE occupancy	SES	Communications	40.5°W	40.5°W	0.0°	2026-09-23 (2d)	2013

Rights

License / FCC

brought into use

2 FCC rows

FCC SSAL + UCS occupancy · Apr 30, 2026

Recorded rights (FCC)

Recorded public layers only. FCC SSAL when present; otherwise inferred administration/operator. ITU SNS is not ingested. The Unrecorded chip is not a filled filing row.

National administration
V
U.S.A.
FCC lists administration as U.S.A..
FCC Approved Space Station List · Apr 30, 2026
recorded
Operator license
V
2 FCC licensees
2 FCC authorizations · NASA (SpaceData International LLC (NASA)); SES (New Skies Satellites B.V.) · N/A, S2870. Not a single-holder deed.
FCC Approved Space Station List · Apr 30, 2026
recorded

FCC / license signals (2)

Satellite	Licensee	Service	Call sign
TDRSS (TDRS-41 / TDRS-12)	NASA	N/A	N/A
SES-6	SES	FSS	S2870

FCC Approved Space Station List · Apr 30, 2026 · class V

Freshness

TLE epoch

2026-09-23

FCC SSAL 2026-04-30 is stale. UCS vintage 2023-04-07.

FCC Approved Space Station List · Apr 30, 2026

Congestion 38 · Moderate · 3 co-located

Clarke congestion v0 ← TLE-primary occupancy longitudes · Sep 23, 2026

Labeled model. Not a live market price.

Implied fair value

Fair value (v0)

n/c

Not commercially valued

Clarke valuation v0 (model) · Sep 23, 2026

UCS classifies this satellite's users as "Government". Raw model range $30M–$91M is shown for inspection only.

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

Arc desirability	Latin America / Atlantic	×1.20
Coverage (GDP/pop)	Latin America / Atlantic · GDP 1.05 · pop 1.15	×1.03
Occupancy	3 co-located satellites (TLE-primary ±0.4°)	×1.36
Remaining life	Life-extended / past UCS design life · ~-3.4y (n=3)	×0.88
Operator	Regional / other operator	×1.05
Spectrum	No band data (UCS-derived)	×1.00
Scarcity	Congestion score 38	×1.19
License / BIU	Brought into use (in-orbit + FCC record) · US market access	×1.10
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

Full driver breakdown, compare, export+, and API sit behind a Terminal seat.

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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
42.5°W	US DoD	1.7°	1	28	n/c
38.9°W	US DoD	1.9°	1	28	n/c
43.2°W	DirecTV Latin America/Intelsat	2.4°	1	30	$70M
37.6°W	Telesat	3.2°	2	30	$67M
37.4°W	SES	3.4°	2	30	$67M
45°W	Intelsat	4.2°	3	35	$73M

ExperimentalSeeded v0 model path (not trades)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 SNS is not ingested.

Model backfill. Not observed trades, not a price index.

$62M

2026-09-15 · synthesized · model backfill, not trades

Free seats see a 7-day backfill. Pro unlocks 30-day persisted model path.

ExperimentalUnrecorded layers (ITU SNS not ingested; 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 SNS is not ingested.

Quarantined stubs. Not filled panels. ITU SNS is not ingested in this product. These rows reserve the rights-chain shape; they are not live filings or named lessees.

ITU filing
S
Not recorded in Clarke
ITU SNS is not ingested. This flag is not a network name, not brought-into-use evidence, and not a filled filing row. Quarantined stub. A filled ITU network panel would look like a deed; this row is not one.
Clarke stub (ITU SNS not ingested) · Apr 30, 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 · Apr 30, 2026 · Unknown. Not mocked as a named lessee
stub

ExperimentalSimulated capacity book (not a market)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 SNS is not ingested.

Simulated capacity book

SIMULATED capacity book — not live bids, offers, or trades. Derived from valuation v0 and congestion so the strip can be read; it is not a marketplace.

36 MHz transponder-equivalent · USD (simulated) · spread 10.7% · Sep 23, 2026

No simulated book for non-commercial positions.