I heard this was the most powerful card counting system.
If you can actually master it (wouldn't be easy). You have betting correlation
of .98 and an amazing playing efficiency of .922!
I would like to know if anyone has ever used this system in actual casino
play, and are the complete strategy tables in print anywhere?
Thanks,
Hog
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>
> Does anyone know where to get the complete strategy tables for the Gordon
> count (2,3,4,5=+1, 10=-1), with side counts of Ace, 6, 7, 8, and 9?
>
> I heard this was the most powerful card counting system.
>
> If you can actually master it (wouldn't be easy). You have betting correlation
> of .98 and an amazing playing efficiency of .922!
>
> I would like to know if anyone has ever used this system in actual casino
> play, and are the complete strategy tables in print anywhere?
I don't know if anyone has ever used it, but I'll bet you my entire
bankroll (except one penny of course :) that someone somewhere sometime
has used it. I think the following could be the Gordon Count's first
time "in print" for free. First I'll give risk averse strategy
adjustments using a modified version of the "bj-strat" program. Then
I'll give the multiparameter adjustments for all the side counts.
Risk Averse Main Count Strategy Adjustments
===========================================
Blackjack Count Strategy Adjustments
Cards: 2 3 4 5 6 7 8 9 10 Ace
Values: 1 1 1 1 0 0 0 0 -1 0
1 deck, no double on splits, dealer hits soft 17
300 unit bankroll, 1-3 spread
Hit/Stand Strategy
Dealer's Upcard
Player's Total 2 3 4 5 6 7 8 9 10 Ace
Hard 21 ... ... ... ... ... ... ... ... ... ...
Hard 20 ... ... ... ... ... ... ... ... ... ...
Hard 19 ... ... ... ... ... ... ... ... ... ...
Hard 18 ... ... ... ... ... ... ... ... ... ...
Hard 17 -18 -19 -20 -18 -20 -18 -11 -12 -15 -4
Hard 16 -7 -8 -9 -10 -11 6 6 3 0 3
Hard 15 -5 -7 -8 -9 -11 10 11 8 5 6
Hard 14 -3 -4 -6 -7 -10 14 Hit Hit Hit 12
Hard 13 -1 -2 -4 -5 -7 Hit Hit Hit Hit Hit
Hard 12 3 2 0 -1 -3 Hit Hit Hit Hit Hit
Soft 21 ... ... ... ... ... ... ... ... ... ...
Soft 20 ... ... ... ... ... ... ... ... ... ...
Soft 19 ... ... ... ... ... ... ... ... ... ...
Soft 18 -10 -12 -10 -11 -12 -18 -8 Hit 15 8
Soft 17 Hit Hit Hit Hit Hit 15 Hit Hit Hit Hit
Surrender Strategy
Dealer's Upcard
Player's Total 2 3 4 5 6 7 8 9 10 Ace
Hard 21 ... ... ... ... ... ... ... ... ... ...
Hard 20 ... ... ... ... ... ... ... ... ... ...
Hard 19 ... ... ... ... ... ... ... ... ... ...
Hard 18 ... ... ... ... ... ... ... ... ... ...
Hard 17 ... ... ... ... ... ... ... 16 11 3
Hard 16 ... ... ... ... ... ... 3 0 -3 -4
Hard 15 ... ... ... ... ... ... 7 3 0 -1
Hard 14 ... ... ... ... ... ... 14 8 3 5
Hard 13 ... ... ... ... ... ... ... 17 8 16
Hard 12 ... ... ... ... ... ... ... 18 13 ...
Double Down Strategy
Dealer's Upcard
Player's Total 2 3 4 5 6 7 8 9 10 Ace
Hard 11 -9 -10 -11 -12 -13 -7 -4 -3 -3 0
Hard 10 -8 -9 -10 -11 -12 -6 -3 -1 7 4
Hard 9 1 0 -2 -4 -6 3 8 ... ... ...
Hard 8 15 11 7 4 2 13 ... ... ... ...
Hard 7 ... 18 12 9 7 ... ... ... ... ...
Hard 6 ... ... 15 12 10 ... ... ... ... ...
Hard 5 ... ... 17 13 11 ... ... ... ... ...
Hard 4 ... ... 18 13 12 ... ... ... ... ...
Soft 20 12 11 8 6 4 16 ... ... ... ...
Soft 19 11 6 4 2 -1 17 ... ... ... ...
Soft 18 3 -1 -11 -12 -14 ... ... ... ... ...
Soft 17 2 -4 -9 -14 -14 ... ... ... ... ...
Soft 16 ... 8 -2 -6 -12 ... ... ... ... ...
Soft 15 17 6 -1 -3 -6 ... ... ... ... ...
Soft 14 12 7 0 -2 -4 ... ... ... ... ...
Soft 13 11 7 3 0 -2 ... ... ... ... ...
Pair Split Strategy (non risk averse)
Dealer's Upcard
Player's Pair 2 3 4 5 6 7 8 9 10 Ace
Ace,Ace -10 -11 -12 -12 -14 -9 -8 -8 -8 -5
10,10 12 9 6 4 3 12 19 ... ... ...
9,9 -1 -2 -3 -5 -6 8 split split -20* 1
8,8 split split split split split split split 8* 3* -2
7,7 split split split split split split -7* -14* -16* ...
6,6 -2 -4 -7 -9 -10 -2* -9* -19* ... ...
5,5 ... ... ... ... ... ... ... ... ... ...
4,4 ... ... ... ... ... -20* -20* ... ... ...
3,3 7 4 -1 -6 -5 split -16* ... ... ...
2,2 9 5 -2 -7 -8 split -14* -20* -19* ...
Multiparameter Strategy Adjustments
===================================
You can improve your strategy by using side counts. That's what is
meant by "multiparameter strategy adjustments".
Of course, side counts will give you headaches for multiple decks,
but then you don't get much for strategy adjustments on multiple
decks anyway, so then you might switch to High-Low or Zen or Halves, or
perhaps just keep a side count of aces.
Strategy adjustments are worth *beaucoup* on deeply dealt single deckers.
In fact, very deep in the deck, strategy adjustments are worth much more
than ranging your bet according to the count. You can find a deeply dealt
single decker by choosing the right casino and/or by choosing the right
number of players (e.g., 2 rounds of 7 sitting towards third base.)
Below, the only columns that really make sense to use are A, 6, 7, 8, 9,
i.e., the cards which Gordon counts as 0. For example, look at the
very first line of the table, the "0" in the top left corner.
If you have 17 versus dealer ace then excess observed aces should be
counted +0 (i.e., as if they were a neutral card.) That was easy, eh?
But look at the "1" under the 7-column. This means that excess observed
sevens should be counted as +1 (i.e., as if they were a small card for
the purpose of this decision.) If you have seen 3 sevens in half a
deck, then you saw one excess seven over the average. After
adjusting your count, you then use the regular Gordon strategy
adjustment tables. So excess observed sevens will make you less likely
to hit 17 vs. ace (probably because it's that much less likely that the
dealer has a pat 18 to try to beat.)
The columns are for the card being side counted. Some of the
numbers, particularly for splitting, seem a bit wacky and probably
are erroneous. This table was generated using hand typed data from
_Theory of Blackjack_ (and a simple program to process these data)
and so human error is possible in some of the values. Use at your
own risk. You can and should reformat the data by hand into the
format used in _World's Greatest Blackjack Book_. You have thus far
paid me insufficient funds (my records indicate a total of $0.00 to
date) to do this grunt work for you or to do the extra work necessary
to figure out where the wacky values are coming from. See _World's
Greatest Blackjack Book_ and _Theory of Blackjack_ for more information
on multiparameter counts.
For example of how to reformat, you would have an ace adjustment table
that looked like this:
DEALER UPCARD
HAND 2 3 4 5 6 7 8 9 10 A
17 +1 +1 +1 +1 +1 +2 +3 +2 +1 0
16 +1 +1 +1 0 +1 +1 +1 +1 0 0
etc
And then a separate table like that for each of the other cards you
wish to side count. With this count, it would be a good idea to
side count 6's 7's and 8's in one group, for maximum bang for brain
cells. You can do this by averaging their adjustment values.
[There is no more plain text after this point, just tables of numbers,
so you may wish to skip the rest of this article. Remember, the columns
below are the side count cards.]
;
;DEALER A
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
0 1 1 2 0 0 1 0 0 -1
0 0 1 1 2 1 0 0 -1 -1
0 0 1 1 2 3 0 0 -1 -1
0 0 0 1 1 3 3 -1 -1 -2
0 0 0 0 1 3 3 3 -2 -2
-1 0 0 0 0 3 3 3 3 -2
;DOUBLING 11-10
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 1 0 0 -1
-1 1 1 1 1 1 1 0 0 -1
;HITTING SOFT 18
; A 2 3 4 5 6 7 8 9 10
1 2 3 0 0 -2 0 1 0 -1
;SPLITTING (99)(88)(77)(66)(33)(AA)
; A 2 3 4 5 6 7 8 9 10
-6 -2 2 1 1 3 1 1 5 -2
-2 0 0 2 2 -2 0 2 2 -1
-87 -71 -89 -65 64 78 241 38 60 -42
1 1 2 3 3 -1 -2 -3 -4 0
-4 2 8 7 3 -13 -14 -11 10 3
1 1 1 1 1 1 1 0 0 -1
;
;DEALER 10
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
1 1 2 3 -2 -2 -1 1 0 -1
0 0 1 2 2 -1 1 0 0 -1
0 0 0 1 2 3 1 0 -1 -1
0 -1 0 0 1 2 7 0 -1 -2
0 -1 -1 0 0 1 6 6 -2 -3
0 -1 -1 -1 -1 0 4 5 6 -3
;DOUBLING 11-10
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 1 1 0 -1
-2 1 1 1 1 1 2 1 0 -1
;HITTING SOFT 18
; A 2 3 4 5 6 7 8 9 10
1 4 7 -2 -1 -1 -5 -2 1 0
;SPLITTING (88)(33)(22)(AA)
; A 2 3 4 5 6 7 8 9 10
1 1 2 0 0 0 2 0 -1 -1
1 0 -3 -1 0 4 7 7 -2 -3
1 -1 0 0 -1 0 0 5 5 -3
1 1 1 1 1 1 1 1 0 -1
;
;DEALER 9
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
2 2 3 3 -2 -2 -2 -2 0 -1
1 1 1 2 2 -1 -2 0 0 -1
0 0 0 1 2 2 -2 0 -1 -1
0 0 0 0 2 3 3 0 -1 -2
0 0 -1 -1 0 2 3 8 -2 -3
0 0 -1 -1 -1 0 2 8 7 -3
;DOUBLING 11-10
; A 2 3 4 5 6 7 8 9 10
2 1 1 1 1 1 0 0 -1 -1
0 1 1 1 1 1 0 1 0 -1
;HITTING SOFT 18
; A 2 3 4 5 6 7 8 9 10
4 5 6 -1 -1 -2 -3 -6 -4 0
;SPLITTING (99)(88)(33)(22)(AA)
; A 2 3 4 5 6 7 8 9 10
-2 0 1 1 1 1 2 2 0 -1
1 1 2 0 0 0 -1 2 0 -1
-1 -8 -14 -12 -5 23 34 36 -6 -12
0 -3 0 -1 -1 -2 1 10 8 -3
1 1 1 1 1 1 0 1 0 -1
;
;DEALER 8
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
3 3 3 3 -2 -2 -2 -3 -2 0
1 1 2 2 2 -1 -1 -2 0 -1
1 0 1 2 2 2 -2 -2 0 -1
1 0 0 1 2 2 3 -3 -1 -1
1 0 0 -1 1 3 3 3 -1 -2
0 -1 -1 -2 -1 1 3 3 8 -3
;DOUBLING 11-9
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 0 -1 -1 -1
0 1 1 1 1 1 0 -1 -1 -1
0 2 1 1 1 0 0 0 0 -1
;HITTING SOFT 18
; A 2 3 4 5 6 7 8 9 10
3 3 3 0 0 -1 -1 -2 -3 -1
;SOFT DOUBLING 18
31 44 48 -28 -29 -24 -20 -14 -35 7
;SPLITTING (99)(77)(66)(33)(22)(AA)
; A 2 3 4 5 6 7 8 9 10
-3 0 1 1 1 1 2 2 0 -1
1 2 3 4 -4 -5 -6 5 4 -1
1 1 2 3 3 -1 -2 -2 -2 0
-1 20 35 23 2 -46 -56 -54 6 18
2 -5 -5 -6 -8 -2 6 25 26 -8
1 1 1 1 1 1 0 0 0 -1
;
;DEALER 7
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
2 2 2 2 0 -1 -1 -1 -1 -1
1 1 2 2 2 -1 -2 -2 -2 0
1 1 2 2 2 2 -2 -2 -2 -1
1 0 1 2 2 2 2 -3 -3 -1
1 0 0 1 2 2 2 3 -4 -2
1 -1 -1 -1 0 2 3 3 3 -3
;DOUBLING 11-8
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 0 0 -1 -1 -1
0 1 1 2 1 1 0 -1 -1 -1
0 1 1 1 1 1 0 0 -1 -1
0 1 2 1 1 0 0 0 -1 -1
;HITTING SOFT 17
; A 2 3 4 5 6 7 8 9 10
2 1 2 2 0 0 -1 -1 -1 -1
;SOFT DOUBLING (A7)(A6)
; A 2 3 4 5 6 7 8 9 10
-3 -8 -9 9 7 6 5 4 -2 -2
1 -1 -1 0 5 3 1 0 -2 -2
;SPLITTING (99)(66)(33)(22)(AA)
; A 2 3 4 5 6 7 8 9 10
-7 -3 2 3 1 3 4 2 -1 -1
1 1 2 2 2 -2 -2 -2 -3 0
-1 12 14 13 -2 -21 -26 -25 7 7
-13 3 21 39 15 -2 -12 -60 -60 17
1 1 1 1 1 1 0 0 -1 -1
;
;DEALER 6
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
1 1 2 2 0 0 -1 -1 -1 -1
1 1 1 1 1 0 -1 -1 -1 -1
1 1 1 1 1 1 -1 -1 -1 -1
1 1 1 1 1 1 1 -1 -1 -1
1 1 1 1 1 1 1 1 -1 -1
1 1 1 1 1 0 1 1 1 -2
;DOUBLING 11-7
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 0 0 0 -1 -1
0 1 1 1 2 0 0 0 -1 -1
0 1 1 1 1 0 0 0 -1 -1
0 1 1 1 1 0 0 0 -1 -1
;SOFT DOUBLING (A9)-(A2)
; A 2 3 4 5 6 7 8 9 10
0 1 1 1 1 0 0 0 -1 -1
0 0 1 1 2 1 0 0 -1 -1
1 -1 -1 2 3 1 1 0 0 -1
1 0 0 0 3 1 0 0 0 -1
2 1 1 1 1 1 0 0 -1 -1
2 1 1 1 1 -2 0 0 -1 -1
2 2 1 1 1 -1 -2 0 -1 -1
2 1 2 1 1 0 -1 -2 -1 -1
;SPLITTING (99)(44)(33)(22)
; A 2 3 4 5 6 7 8 9 10
0 0 1 1 2 1 0 0 -1 -1
2 2 2 1 1 -1 -2 0 -1 -1
1 1 1 2 2 -1 -1 -1 0 -1
1 1 1 2 2 0 0 -2 -2 -1
;
;DEALER 5
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
1 1 2 2 0 0 -1 -1 -1 -1
0 1 1 1 1 0 -1 -1 -1 -1
0 1 1 1 1 1 -1 -1 -1 -1
0 1 1 1 1 1 1 -1 -1 -1
0 1 1 1 1 1 1 1 -1 -1
0 1 1 1 1 1 1 1 1 -1
;DOUBLING 11-7
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 0 0 -1 -1
0 1 1 1 2 2 0 0 -1 -1
0 1 1 1 1 1 0 0 -1 -1
0 1 1 1 1 1 0 0 -1 -1
0 1 1 1 1 1 0 -1 -1 -1
;SOFT DOUBLING (A9)-(A2)
; A 2 3 4 5 6 7 8 9 10
-1 1 1 1 1 1 0 0 -1 -1
-1 -1 2 1 2 1 0 0 -1 -1
-1 -1 -1 2 3 3 1 0 0 -1
0 0 0 0 3 3 0 0 -1 -1
1 1 1 1 1 3 0 -1 -1 -1
1 1 1 1 1 0 0 0 -1 -1
1 1 1 1 1 0 -2 0 -1 -1
1 1 1 1 1 1 -1 -2 -1 -1
;SPLITTING (99)(44)(33)(22)
; A 2 3 4 5 6 7 8 9 10
-1 0 1 1 2 1 0 0 -1 -1
0 2 2 1 1 0 -1 0 -1 -1
0 1 1 2 2 1 -1 -1 0 -1
0 1 1 2 2 2 0 -1 -2 -1
;
;DEALER 4
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
1 1 1 2 0 0 0 -1 -1 -1
1 1 1 1 2 0 0 -1 -1 -1
0 0 1 1 1 2 0 -1 -1 -1
0 0 1 1 1 1 1 -1 -1 -1
0 0 1 1 1 1 1 1 -1 -1
0 0 1 1 1 1 1 1 1 -2
;DOUBLING 11-7
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 1 0 -1 -1
0 0 1 1 1 2 1 0 -1 -1
0 1 1 1 1 1 1 0 -1 -1
0 1 1 1 1 1 1 0 -1 -1
0 0 1 2 1 1 1 -1 -1 -1
;SOFT DOUBLING (A9)-(A2)
; A 2 3 4 5 6 7 8 9 10
-1 1 1 1 1 1 1 0 -1 -1
-1 -1 1 2 2 1 1 0 -1 -1
-1 -2 -2 3 3 3 3 1 0 -2
1 -1 -1 0 3 3 3 0 -1 -2
2 0 0 0 0 4 3 0 -1 -2
2 1 1 1 1 0 2 0 -1 -1
1 1 1 1 1 0 0 0 -1 -1
1 1 1 1 1 1 0 -2 -1 -1
;SPLITTING (99)(44)(33)(22)
; A 2 3 4 5 6 7 8 9 10
-1 0 1 1 1 2 1 0 -1 -1
0 0 0 1 1 2 2 0 0 -2
0 0 1 2 2 1 0 -2 -1 -1
-1 0 1 3 3 3 2 -4 -5 0
;
;DEALER 3
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
1 1 1 2 0 0 0 0 -1 -1
1 1 1 2 2 0 0 0 -1 -1
0 0 1 1 2 2 0 0 -1 -1
0 0 0 1 2 2 2 -1 -1 -1
0 0 0 1 1 1 1 1 -1 -1
0 0 0 1 1 1 1 1 1 -2
;DOUBLING 11-7
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 1 1 -1 -1
0 1 1 1 1 1 1 1 -1 -1
0 1 0 1 1 1 1 1 -1 -1
0 1 1 1 1 1 1 1 -1 -1
0 0 1 1 1 1 1 1 -1 -1
;SOFT DOUBLING (A9)-(A2)
; A 2 3 4 5 6 7 8 9 10
-1 1 1 1 1 1 1 0 -1 -1
-1 -1 1 2 2 2 1 1 -1 -1
-1 -3 -4 3 3 3 3 3 0 -2
1 -1 -2 -2 4 4 4 4 -1 -2
3 -1 -1 0 0 4 4 4 -1 -3
2 1 0 1 1 0 2 2 -1 -2
1 1 1 1 1 0 0 1 -1 -1
1 1 1 1 1 1 0 -1 -1 -1
;SPLITTING (99)(77)(66)(33)(22)
; A 2 3 4 5 6 7 8 9 10
-1 0 1 2 1 1 1 1 -1 -1
-1 -1 -2 -2 5 5 3 4 -2 -2
0 0 0 0 1 2 2 2 0 -2
0 0 1 2 2 0 0 -1 -1 -1
-1 1 1 5 7 6 2 -8 -19 1
;
;DEALER 2
;
;HITTING 17-12
; A 2 3 4 5 6 7 8 9 10
1 1 1 2 0 0 0 0 0 -1
1 1 1 1 2 0 0 0 0 -1
0 0 1 1 2 2 0 0 -1 -1
0 0 0 1 2 2 2 -1 -1 -1
0 0 0 0 1 2 2 2 -1 -2
0 0 0 0 1 1 1 1 2 -2
;DOUBLING 11-7
; A 2 3 4 5 6 7 8 9 10
1 1 1 1 1 1 1 0 0 -1
0 1 1 1 1 1 1 1 0 -1
0 1 0 0 1 1 1 1 1 -2
0 1 1 0 1 1 1 1 1 -2
;SOFT DOUBLING (A9)-(A2)
; A 2 3 4 5 6 7 8 9 10
-1 1 1 1 1 1 1 0 0 -1
-1 -2 1 1 2 2 2 1 0 -2
-1 -3 -5 2 4 4 3 3 2 -2
1 -2 -3 -4 4 4 4 4 4 -3
4 -1 -2 -3 -2 6 5 5 4 -4
3 1 0 -1 0 -1 2 2 2 -2
2 1 1 0 1 0 -1 1 1 -2
1 1 1 1 1 0 0 -1 1 -1
;SPLITTING (99)(77)(66)(33)(22)
; A 2 3 4 5 6 7 8 9 10
-1 0 1 1 2 1 1 1 0 -1
-3 -3 -3 -4 5 7 5 6 4 -4
0 0 0 -1 1 2 3 2 2 -2
0 0 1 1 2 0 -1 -2 1 -1
-1 2 2 5 7 5 0 -12 -15 2