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B757-200 first officer notes altitude at prino intersection on tyssn STAR to runway 25L at las shows 'at 8000' on the aeronautical chart but the aircraft database indicates 'at or above 8000 ft.
| Attributes | |
| ACN | 770229 |
| Time | |
| Date | 200801 |
| Place | |
| Locale Reference | airport : las.airport |
| State Reference | NV |
| Altitude | msl single value : 8000 |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B757-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| ASRS Report | 770229 |
| Events | |
| Anomaly | aircraft equipment problem : less severe |
| Independent Detector | other flight crewa |
| Resolutory Action | none taken : anomaly accepted |
| Supplementary | |
| Problem Areas | Chart Or Publication Aircraft Flight Crew Human Performance |
| Primary Problem | Ambiguous |
| Situations | |
| Chart | star : tyssn |
Narrative:
Apparent aircraft database error: las TYSSN1; prino intersection listed on STAR as 8000 ft MSL hard altitude while aircraft database shows 8000A. STAR was coupled with ILS runway 25L. Callback conversation with reporter revealed the following information: the reporter advised that company SOP is to always load the runway first; then any associated arrival procedure. Reporter noted the apparent discrepancy when the ILS was programmed and it remained that way when the STAR was entered and activated.
Original NASA ASRS Text
Title: B757-200 FO NOTES ALT AT PRINO INTERSECTION ON TYSSN STAR TO RWY 25L AT LAS SHOWS 'AT 8000' ON THE AERO CHART BUT THE ACFT DATABASE INDICATES 'AT OR ABOVE 8000 FT.
Narrative: APPARENT ACFT DATABASE ERROR: LAS TYSSN1; PRINO INTXN LISTED ON STAR AS 8000 FT MSL HARD ALT WHILE ACFT DATABASE SHOWS 8000A. STAR WAS COUPLED WITH ILS RWY 25L. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE REPORTER ADVISED THAT COMPANY SOP IS TO ALWAYS LOAD THE RWY FIRST; THEN ANY ASSOCIATED ARRIVAL PROCEDURE. REPORTER NOTED THE APPARENT DISCREPANCY WHEN THE ILS WAS PROGRAMMED AND IT REMAINED THAT WAY WHEN THE STAR WAS ENTERED AND ACTIVATED.
Data retrieved from NASA's ASRS site as of May 2009 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.