XTOPP?

NAT


Eastbound NAT Tracks (20070330)

301302 CZQXZQZX
(NAT-1/2 TRACKS FLS 320/400 INCLUSIVE
MAR 31/0100Z TO MAR 31/0800Z

PART ONE OF TWO PARTS-

S YQX KOBEV 50/50 52/40 54/30 55/20 RESNO ODLUM
EAST LVLS 320 330 340 350 360 370 380 390 400
WEST LVLS NIL
EUR RTS EAST NIL
NAR N81B N83B-

T VIXUN LOGSU 49/50 51/40 53/30 54/20 DOGAL BABAN
EAST LVLS 320 330 340 350 360 370 380 390 400
WEST LVLS NIL
EUR RTS EAST LFPG E367A
NAR N65B N67B-

U YYT NOVEP 48/50 50/40 52/30 53/20 MALOT BURAK
EAST LVLS 320 330 340 350 360 370 380 390 400
WEST LVLS NIL
EUR RTS EAST LFPG E391A
NAR N55B N59A-

V COLOR RONPO 47/50 49/40 51/30 52/20 LIMRI DOLIP
EAST LVLS 320 330 340 350 360 370 380 390 400
WEST LVLS NIL
EUR RTS EAST LFPG E427A
NAR N45B N49A-

W BANCS URTAK 46/50 48/40 50/30 51/20 DINIM GIPER
EAST LVLS 320 330 340 350 360 370 380 390 400
WEST LVLS NIL
EUR RTS EAST NIL
NAR N37B N41C-

X RAFIN VODOR 45/50 47/40 49/30 50/20 SOMAX KENUK
EAST LVLS 320 330 340 350 360 370 380 390 400
WEST LVLS NIL
EUR RTS EAST NIL
NAR N29B N33C-

END OF PART ONE OF TWO PARTS)
301304 CZQXZQZX
(NAT-2/2 TRACKS FLS 320/400 INCLUSIVE
MAR 31/0100Z TO MAR 31/0800Z

PART TWO OF TWO PARTS-

Y JAROM BOBTU 44/50 46/40 48/30 49/20 BEDRA GUNSO
EAST LVLS 320 330 340 350 370 380 390 400
WEST LVLS NIL
EUR RTS EAST NIL
NAR N21C N25B-

Z DANER 40/60 43/50 45/40 47/30 48/20 48/15 ETIKI REGHI
EAST LVLS 320 330 340 350 370 380 390 400
WEST LVLS NIL
EUR RTS EAST NIL
NAR NIL-

REMARKS:
1.TRACK MESSAGE IDENTIFICATION NUMBER IS 090 AND OPERATORS ARE
REMINDED TO INCLUDE THE TMI NUMBER AS PART OF THE OCEANIC
CLEARANCE READ BACK.
2.CLEARANCE DELIVERY FREQUENCY ASSIGNMENTS FOR AIRCRAFT OPERATING
FROM KENKI TO BOBTU INCLUSIVE:
KENKI TO VIMLA 132.02
MIBNO TO LAKES/KENRI 134.2
MOATT TO SCROD 128.7
OYSTR TO CYMON 135.45
YQX TO VIXUN 135.05
YYT TO COLOR 128.45
BANCS TO BOBTU 119.42
3.GANDER OCEANIC CLEARANCE DELIVERY CREW PROCEDURES AS PER AIC
29/06 OF THE CANADIAN AIP.
4.OCEANIC PROCEDURES IN THE EVENT OF A GANDER ACC EVACUATION ARE
PUBLISHED IN AIP CANADA [ICAO] PART 2 ENR 1.8.
5.GANDER CLEARANCE DELIVERY WILL PROVIDE EASTBOUND OCEANIC
CLEARANCES FOR AIRCRAFT TRANSITTING MONTREAL'S FIR INTO
GANDER OCA. SEE NOTAM A7380/06 OR A7375/06.
6.OPERATORS ARE REQUIRED TO REFER TO NOTAM A7961/06 FOR SPECIFIC
PROCEDURES IN NAT MNPS AIRSPACE.-

END OF PART TWO OF TWO PARTS)

Westbound NAT Tracks (20070330)

302034 EGPXYFYX
(NAT-1/2 TRACKS FLS 310/390 INCLUSIVE
MAR 31/1130Z TO MAR 31/1900Z
PART ONE OF TWO PARTS-
A ERAKA 58/20 58/30 59/40 59/50 PRAWN YDP
EAST LVLS NIL
WEST LVLS 310 320 330 350 360 370
EUR RTS WEST ETSOM
NAR - N322B N326B N328C N334C N346A N348C N352C N356C N362B N332B
N344B
B SUNOT 57/20 57/30 58/40 58/50 PORGY HO
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST OSBOX
NAR - N284B N292C N294C N302C N304G N306C N308E N312A N296E
C PIKIL 56/20 56/30 56/40 54/50 CARPE REDBY
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST ELPIN
NAR - N204B N206C
D RESNO 55/20 55/30 55/40 53/50 HECKK YAY
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST ODLUM
NAR - N184B N188B
E DOGAL 54/20 54/30 54/40 52/50 CRONO DOTTY
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST BABAN
NAR - N162B N164B
END OF PART ONE OF TWO PARTS)
302034 EGPXYFYX
(NAT-2/2 TRACKS FLS 310/390 INCLUSIVE
MAR 31/1130Z TO MAR 31/1900Z
PART TWO OF TWO PARTS-
F MALOT 53/20 53/30 53/40 51/50 DENDU CYMON
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST BURAK
NAR - N142B N148B
G LIMRI 52/20 52/30 52/40 50/50 KOBEV YQX
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST DOLIP
NAR - N126B N130C
REMARKS.
1. TRACK MESSAGE IDENTIFICATION NUMBER IS 090 AND OPERATORS ARE
REMINDED TO INCLUDE THE TMI NUMBER AS PART OF THE OCEANIC CLEARANCE
READ BACK.
2. FOR STRATEGIC LATERAL OFFSET AND CONTINGENCY PROCEDURES
RELATED TO OPS IN NAT FLOW PLEASE REFER TO THE NAT PROGRAMME
COORDINATION WEB SITE AT WWW.NAT PCO.ORG
3. MNPS AIRSPACE EXTENDS FROM FL285 TO FL420. OPERATORS ARE REMINDED
THAT SPECIFIC MNPS APPROVAL IS REQUIRED TO FLY IN THIS AIRSPACE. IN
ADDITION, RVSM APPROVAL IS REQUIRED TO FLY BETWEEN FL290 AND FL410
INCLUSIVE
4. EIGHTY PERCENT OF GROSS NAV ERRORS RESULT FROM POOR COCKPIT
PROCEDURES. ALWAYS CARRY OUT PROPER WAYPOINT CHECKS-
END OF PART TWO OF TWO PARTS)
302104 EGPXYFYX
(NAT-1/2 TRACKS FLS 310/390 INCLUSIVE
MAR 31/1130Z TO MAR 31/1900Z
PART ONE OF TWO PARTS-
A ERAKA 58/20 58/30 59/40 59/50 PRAWN YDP
EAST LVLS NIL
WEST LVLS 310 320 330 350 360 370
EUR RTS WEST ETSOM
NAR N322B N326B N328C N334C N346A N348C N352C N356C N362B N332B
N344B-
B SUNOT 57/20 57/30 58/40 58/50 PORGY HO
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST OSBOX
NAR N284B N292C N294C N302C N304G N306C N308E N312A N296E-
C PIKIL 56/20 56/30 56/40 54/50 CARPE REDBY
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST ELPIN
NAR N204B N206C-
D RESNO 55/20 55/30 55/40 53/50 HECKK YAY
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST ODLUM
NAR N184B N188B-
E DOGAL 54/20 54/30 54/40 52/50 CRONO DOTTY
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST BABAN
NAR N162B N164B-
END OF PART ONE OF TWO PARTS)
302105 EGPXYFYX
(NAT-2/2 TRACKS FLS 310/390 INCLUSIVE
MAR 31/1130Z TO MAR 31/1900Z
PART TWO OF TWO PARTS-
F MALOT 53/20 53/30 53/40 51/50 DENDU CYMON
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST BURAK
NAR N142B N148B-
G LIMRI 52/20 52/30 52/40 50/50 KOBEV YQX
EAST LVLS NIL
WEST LVLS 310 320 330 340 350 360 370 380 390
EUR RTS WEST DOLIP
NAR N126B N130C-
REMARKS.
1. TRACK MESSAGE IDENTIFICATION NUMBER IS 090 AND OPERATORS ARE
REMINDED TO INCLUDE THE TMI NUMBER AS PART OF THE OCEANIC CLEARANCE
READ BACK.
2. FOR STRATEGIC LATERAL OFFSET AND CONTINGENCY PROCEDURES
RELATED TO OPS IN NAT FLOW PLEASE REFER TO THE NAT PROGRAMME
COORDINATION WEB SITE AT WWW.NAT PCO.ORG
3. MNPS AIRSPACE EXTENDS FROM FL285 TO FL420. OPERATORS ARE REMINDED
THAT SPECIFIC MNPS APPROVAL IS REQUIRED TO FLY IN THIS AIRSPACE. IN
ADDITION, RVSM APPROVAL IS REQUIRED TO FLY BETWEEN FL290 AND FL410
INCLUSIVE
4. EIGHTY PERCENT OF GROSS NAV ERRORS RESULT FROM POOR COCKPIT
PROCEDURES. ALWAYS CARRY OUT PROPER WAYPOINT CHECKS-
END OF PART TWO OF TWO PARTS)
 
XTOPP (and XTUSK) are not waypoints, or approaches.

Seems that flightaware is using this is to mean "through" TOPPS, dropping the final letter of the waypoint as it likely has five letters fixed for waypoints.

You'll see this on any westbound transatlantic flight listing. Eastbound flights usually list the entire filed route, even the landing STAR.

* Orest
 
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