is band 4 for scheduling but receives band 3 service

LGW :

Domestic
MAN, GLA, EDI

Band 1
AMS, LUX, (JER)

Band 2
BOD

Band3a
BLQ, GOA, MRS, PSA, TRN, VCE, VRN

Band 3b
CAG, DBV, FAO, FCO, IBZ, NAP

Band 4
ADB, AYT, CTA, PFO, PRN, SKG, TIA, VAR, TUN

i think that's all of the LGW SH matrix!

JJ