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The Pilots Desk
Small airport

Colthrop Manor Farm Airstrip

ICAO GB-0903🇬🇧 Thatcham, Berkshire
Coordinates
51.4049°N, 1.2277°W
Elevation
400 ft (122 m)
Type
Small airport
Region
GB-ENG
Time zone
London(UTC+01:00)
Magnetic variation
0.8° E

Daylight today(Oct 16, 2026, local time)

Civil dawn
06:57
Sunrise
07:31
Sunset
18:12
Civil dusk
18:45

About 10h 41m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Colthrop Manor Farm Airstrip

Colthrop Manor Farm Airstrip is a small airport in Thatcham, Berkshire, United Kingdom. It sits at an elevation of 400 ft (122 m). It observes Europe/London local time. The nearest airport is Siege Cross Farm Airstrip (GB-0902), about 0.2 nm to the w.

Summary generated from this airport’s structured data — reference only.

Live traffic nearby

Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.

Loading live traffic…

Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (0)

No runway data recorded for this airport.

Airspace in this area(2)

NameClassTypeFloorCeiling
PORTSMOUTH CTA 12Class ACTAFL065FL195
LONDON TMA 11Class ATMA4500 ft MSLFL195

Approximate bounding-box match from OpenAIP · all United Kingdom airspace. Reference only — consult official charts for exact boundaries and status.

VFR reporting points nearby

PointDistanceBearingReporting
HOOK RAILWAY STATION12.5 nm127°On request
BULLINGTON CROSS14.4 nm197°Compulsory
FLEET POND16.6 nm115°On request
ALTON18.1 nm147°On request
M3 JUNCTION 418.4 nm107°On request
NEW ALRESFORD19.2 nm171°Compulsory
FARNHAM CASTLE19.5 nm125°On request
BAGSHOT20.1 nm099°On request
FARINGDON20.1 nm318°On request
A31 TONGHAM ROUNDABOUT21.1 nm120°On request

Named VFR reporting points within ~20 nm; distance and bearing are from the airport reference point. Data via OpenAIP. Reference only — check the current VAC/AIP for procedures and whether a report is required.

Tall obstacles nearby

ObstacleHeight AGLTop (MSL)Lit
Hannington Transmitter499 ft751 ft—
Green Park Wind Turbine279 ft154 ft—
Obstacle—863 ft—
Obstacle—594 ft—
Obstacle—446 ft—

Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.

Nearby airports

Great-circle distance and true bearing from Colthrop Manor Farm Airstrip.

Live tracking (FR24) Open in Maps
🇬🇧 More airports in United Kingdom📘 Flying in the United Kingdom: a pilot's guide

Frequently asked questions

Where is Colthrop Manor Farm Airstrip located?

Colthrop Manor Farm Airstrip is small airport located in Thatcham, Berkshire, United Kingdom, at an elevation of 400 ft (122 m).

What time zone is Colthrop Manor Farm Airstrip in?

Colthrop Manor Farm Airstrip is in the Europe/London time zone (UTC+01:00).

What is the magnetic variation at Colthrop Manor Farm Airstrip?

The magnetic variation (declination) at Colthrop Manor Farm Airstrip is approximately 0.8° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Colthrop Manor Farm Airstrip?

The nearest airport to Colthrop Manor Farm Airstrip is Siege Cross Farm Airstrip (GB-0902), about 0.2 nm to the w, followed by Brimpton Airfield and Englefield Airstrip.

Is the information on this page suitable for flight planning?

No. Colthrop Manor Farm Airstrip data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.