Airport information
- FAA LID
- CT20
- Coordinates
- 41.5996, -72.4343
- Elevation
- 350 ft MSL
- Magnetic variation
- 14W
- Sectional chart
- NEW YORK
- Airport use
- Private
- Control tower
- No
- ARTCC
- BOSTON (ZBW)
- Flight service (FSS)
- BRIDGEPORT
- Attendance
- UNATNDD
- Segmented circle
- No
- Distance from city
- 3 S
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:41 AM | 08:41Z |
| Sunrise | 05:16 AM | 09:16Z |
| Sunset | 08:27 PM | 00:27Z |
| Evening civil twilight Loggable night begins | 09:02 PM | 01:02Z |
Plan a flight from CT20
Traffic pattern
- Landing
- Rwy NW
- Pattern
- left (turns left)
- TPA
- 1,400 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy NW at 1,400 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway NW/SE
1,600 ft × 200 ft · Turf- Heading
- n/a
- Traffic pattern
- Left
- Heading
- n/a
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| NW/SE | 1,600 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HFD · Hartford | VOR-DME | 114.90 | r129° / 5.7 NM |
| ORW · Norwich | VOR-DME | 110.00 | r292° / 19.7 NM |
| MAD · Madison | VOR-DME | 110.40 | r047° / 20.7 NM |
| BDL · Bradley | VORTAC | 109.00 | r165° / 23.4 NM |
| GON · Groton | VOR-DME | 110.85 | r327° / 23.6 NM |
| HVN · New Haven | VOR-DME | 109.80 | r058° / 28.7 NM |
| PUT · Putnam | VOR-DME | 117.40 | r245° / 34 NM |
VFR sectional
No published instrument procedures or Chart Supplement for CT20. VFR sectional link above.
Services
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management
Remarks FAA
- NON-COMPLIANCE W/FAR 157.
- FOR CD CTC YANKEE APCH AT 860-386-3597
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open CT20 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About CT20
Rankl Field (CT20) is an airport in Marlborough, CT, at 350 ft MSL. It has 1 runway, the longest 1,600 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for CT20, refreshed from the Aviation Weather Center and FAA NASR.
Does CT20 have a control tower?
No. Rankl Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at CT20?
Rankl Field has 1 runway; the longest is 1,600 ft. See the Runways tab for headings, surface, and lighting.
Where is CT20?
Rankl Field is in Marlborough, CT, at an elevation of 350 ft MSL. Coordinates: 41.5996, -72.4343.
Fly out of CT20 often?
Save CT20 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.