Ambrosich Field Private
4CO7 · Elbert, CO · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:37 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:32 AM | 11:32Z |
| Sunrise | 06:01 AM | 12:01Z |
| Sunset | 08:08 PM | 02:08Z |
| Evening civil twilight Loggable night begins | 08:37 PM | 02:37Z |
Plan a flight from 4CO7
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 17LEFT traffic
- Heading
- 159° mag · 170° true
- Dimensions
- 2,500 × 60 ft
- TPA
- 8,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 339°) on the 45° at 8,000 ft MSL (≈1,000 AGL).
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 2,500 ft |
Prefer one flat page? Full runway details for 4CO7 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4CO7 kneeboard →
Comms & NavAids
Nearby navigation aids
BRK 112.50 · FQF 116.30 · BKF 109.60 · +2
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| BRK · Black Forest | VOR/DME | 112.50 · 72X | High | r344° / 16.7 NM |
| FQF · Falcon | VORTAC | 116.30 · 110X | High | r175° / 28.3 NM |
| BKF · Buckley | TACAN | 109.60 · 33X | — | r165° / 29.4 NM |
| FCS · Butts | VOR/DME | 108.80 · 25X | Terminal | r354° / 32.6 NM |
| DEN · Denver | VOR/DME | 117.90 · 126X | High | r173° / 35.6 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4CO7 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4CO7
- Coordinates
- 39.2204, -104.6807
- Elevation
- 7,028 ft MSL
- Magnetic variation
- 11E
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER · 122.2, 122.4 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 1996/05
- Distance from city
- 8 W
Ownership & management 2 contacts
Remarks FAA · 2 notes
General
- OWNER DESIRES ARPT NOT BE CHARTED.
- FOR CD CTC DENVER APCH AT 303-342-1916.
Nearby airports
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Also nearby: CO15 Kelly Air Park (private) (2 NM) · 8CD4 Basin Field (private) (3 NM) · CO99 Triple P Ranch Airport (private) (5 NM) · 9CO6 D Bar D Airport (private) (6 NM) · 52CO Mountain View Ranch Airport (private) (7 NM) · CD45 Flyin' B Ranch Airport (private) (8 NM)
About 4CO7
Ambrosich Field (4CO7) is an airport in Elbert, CO, at 7,028 ft MSL. It has 1 runway, the longest 2,500 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4CO7, refreshed from the Aviation Weather Center and FAA NASR.
Does 4CO7 have a control tower?
No. Ambrosich Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4CO7?
Ambrosich Field has 1 runway; the longest is 2,500 ft. See the Runways section for headings, surface, and lighting.
Where is 4CO7?
Ambrosich Field is in Elbert, CO, at an elevation of 7,028 ft MSL. Coordinates: 39.2204, -104.6807.
Fly out of 4CO7 often?
Save 4CO7 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.
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 4CO7 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.