USAF Academy Bullseye AUX Airfield Private
CO90 · Ellicott, CO · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-22 · night begins 07:21 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:18 AM | 12:18Z |
| Sunrise | 06:45 AM | 12:45Z |
| Sunset | 06:55 PM | 00:55Z |
| Evening civil twilight Loggable night begins | 07:21 PM | 01:21Z |
Plan a flight from CO90
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
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Runways
RWY 17LEFT traffic
- Heading
- 168° mag · 179° true
- Dimensions
- 3,487 × 75 ft
- TPA
- 7,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- CTAF
- 122.725
Enter the left downwind (heading 348°) on the 45° at 7,000 ft MSL (≈1,000 AGL).
More details — RWY 17
- Threshold elev
- 6,024 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 3,487 ft |
Prefer one flat page? Full runway details for CO90 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the CO90 kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
BRK 112.50 · FCS 108.80 · PUB 116.70 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| BRK · Black Forest | VOR/DME | 112.50 · 72X | High | r118° / 19.2 NM |
| FCS · Butts | VOR/DME | 108.80 · 25X | Terminal | r066° / 21.9 NM |
| PUB · Pueblo | VORTAC | 116.70 · 114X | High | r004° / 28.5 NM |
| HGO · Hugo | VOR/DME | 112.10 · 58X | High | r257° / 32 NM |
Prefer one flat list? All CO90 frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for CO90 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- CO90
- Coordinates
- 38.7586, -104.3006
- Elevation
- 6,036 ft MSL
- Magnetic variation
- 11E
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- Weather station
- ASOS · 125.0 · ☎ 719-637-9696
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER · 1-800-WX-BRIEF
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1990/12
- Distance from city
- 6 N
Activity & hazards NASR
- Parachute jumping — to 15,000 ft MSL · SR-SS
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.725 — confirm the click sequence in the Chart Supplement
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 6 notes
General
- MISC: "OVRN ARE 200'. REMOTE WX BRIEFING SVC AVBL DAVIS-MONTHAN AFB, 25 OWS DSN 228-6598 C520-228-6598 TOLL FREE 877-451-8367." CTC USAFA WX FOR QUESTIONS DSN 333-2058/2059, C719-333-2058/2059. ICAO FOR WX IS KABH. WX NOT AUGMENTED BY HUMAN OBSERVER.
- CAUTION: AFLD CONTAINS NSTD MRK.
- RSTD: ARPT LTD EXCLUSIVELY TO 306TH FTG FLYING OPS. USAF FIRE/RESCUE SUPPORT ON SITE DURG SKED FLYING. OTHER REQ CTC AFLD MANAGER, DSN 333-2367 OR C719-333-2367.
- FOR CD CTC COLORADO SPRINGS APCH AT 719-556-9105.
- SERVICE: NO TSNT ALERT, MX SVC OR FUEL AVBL.
- AFLD IS UNCTLD.
Nearby airports
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Also nearby: 0CD2 Foxx Valley (private) (7 NM) · 88CO Tranquila (private) (8 NM) · CO4 Colorado Springs East (9 NM) · CO33 Ria (private) (9 NM) · 7CO6 Vantage View (private) (9 NM) · 08CO Terra Firma (private) (12 NM)
About CO90
USAF Academy Bullseye AUX Airfield (CO90) is an airport in Ellicott, CO, at 6,036 ft MSL. It has 1 runway, the longest 3,487 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for CO90, refreshed from the Aviation Weather Center and FAA NASR.
Does CO90 have a control tower?
No. USAF Academy Bullseye AUX Airfield is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at CO90?
USAF Academy Bullseye AUX Airfield has 1 runway; the longest is 3,487 ft. See the Runways section for headings, surface, and lighting.
Where is CO90?
USAF Academy Bullseye AUX Airfield is in Ellicott, CO, at an elevation of 6,036 ft MSL. Coordinates: 38.7586, -104.3006.
More about CO90
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 CO90 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.
Something here wrong or out of date? Report a data problem.