Narrative:

Uga X climbing nwbnd to FL220 infringed on ZAU airspace at FL190 and 2/1 mi from boundary. I felt that there was enough lateral separation to clear airspace. ZAU controller reported to supervisor. Some kind of measurement guide to help judge distance would be helpful.

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Original NASA ASRS Text

Title: ACFT PENETRATED ADJACENT CENTER AIRSPACE WITHOUT COORD. OPERATIONAL DEVIATION.

Narrative: UGA X CLIMBING NWBND TO FL220 INFRINGED ON ZAU AIRSPACE AT FL190 AND 2/1 MI FROM BOUNDARY. I FELT THAT THERE WAS ENOUGH LATERAL SEPARATION TO CLEAR AIRSPACE. ZAU CTLR REPORTED TO SUPVR. SOME KIND OF MEASUREMENT GUIDE TO HELP JUDGE DISTANCE WOULD BE HELPFUL.

Data retrieved from NASA's ASRS site as of August 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.