Here is for MuadDibs packetguide full information about packet 0x11, this information is tested on a production shard and is correct.

BYTE[1] cmd
BYTE[2] packet length
BYTE[4] player id
BYTE[30] playerName
BYTE[2] currentHitpoints
BYTE[2] maxHitpoints
BYTE[1] name change flag (0x1 = allowed, 0 = not allowed)
BYTE[1] flag (0x00 – no more data following (end of packet here). 0x01 – more data after this flag following, 0x03: like 1, extended info, 0x04: even more extended info (client 4.0 and above), 0x05: UOML race and maxweight
BYTE[1] sex (0=male, 1=female)
BYTE[2] str
BYTE[2] dex
BYTE[2] int
BYTE[2] currentStamina
BYTE[2] maxStamina
BYTE[2] currentMana
BYTE[2] maxMana
BYTE[4] gold
BYTE[2] armor class
BYTE[2] weight
if ( flag == 5 )
BYTE[2] max weight
BYTE[1] race
If (flag == 3 or flag==4 )
· BYTE[2] statcap
· BYTE[1] pets current
· BYTE[1] pets max
If (flag == 4)
· BYTE[2] fireresist
· BYTE[2] coldresist
· BYTE [2] poisonresist
· BYTE[2] energyresist
· BYTE[2] luck
· BYTE[2] damage minimum
· BYTE[2] damage maximum
· BYTE[4] titching points