Thursday 18 August 2022
UTC:   Local:
Thursday 18 August 2022     UTC:   Local:


Navaid Information

Navaid Facility ID:  GCO
Official Navaid Facility ID:  GCO
Navaid Facility Type:  DME
Navaid Name:  Chicago
City:  CHICAGO
State:  ILLINOIS
FAA Region: 
Latitude:  41-59-38.720N (41.9941)
Longitude:  087-54-08.380W (-87.9023)
Lat/Long Survey Accuracy: 
Owner:  FEDERAL AVIATION ADMINISTRATION
Operator:  FEDERAL AVIATION ADMINISTRATION
Common System Usage:  Yes
Public Use:  Yes
Navaid Class:  L-DME
Hours of Operation:  24
Magnetic Variance:  3.9 W as of 5/8/2022
ARTCC High Altitude ID (Name):  ZAU (CHICAGO)
ARTCC Low Altitude ID (Name):  ZAU (CHICAGO)

Navaid Remarks

Navaid ID Navaid Facility Type Remarks
GCO DME DME UNUSBL 185-194 BYD 10 NM BLW 4000 FT; 264-288 BYD 30 NM; 351-354 BYD 20 NM BLW 4000 FT.

Compulsory and Non-Compulsory Airspace Fixes

Navaid ID Navaid Facility Type Magnetic Variance Airspace Fixes
GCO DME 00E DEGAN IL - K5
FNUCH IL - K5
HARRL IL - K5
KENIL IL - K5
NAPER IL - K5
NOLEN IL - K5
PALIE IL - K5
RAHNN IL - K5
REKKS IL - K5
RIDGE IL - K5
SIRCO IL - K5
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