An air carrier B757 crew reports that they failed to make a crossing restr at jaybo. Error admitted.

Attributes
ACN	339477
Time
Date	199606
Day	Mon
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : ott
State Reference	MD
Altitude	msl bound lower : 15000 msl bound upper : 15000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zdc
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Navigation In Use	Other Other
Flight Phase	descent other
Route In Use	arrival other arrival star : star
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	339477
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial
Events
Anomaly	altitude deviation : undershoot altitude deviation : crossing restriction not met non adherence : clearance
Independent Detector	other controllera other flight crewa
Resolutory Action	none taken : unable
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Cleared to cross jaybo at 15000 ft. VNAV slow to start down. After manual intervention, maximum rate descent still failed to make jaybo at 15000 ft. Controller was aware and no conflict resulted.

Original NASA ASRS Text

Title: AN ACR B757 CREW RPTS THAT THEY FAILED TO MAKE A XING RESTR AT JAYBO. ERROR ADMITTED.

Narrative: CLRED TO CROSS JAYBO AT 15000 FT. VNAV SLOW TO START DOWN. AFTER MANUAL INTERVENTION, MAX RATE DSCNT STILL FAILED TO MAKE JAYBO AT 15000 FT. CTLR WAS AWARE AND NO CONFLICT RESULTED.

Data retrieved from NASA's ASRS site as of July 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.