Bitstamp-Btce, deviation at 2015-08-19 00:00:36

Considering the deviation spotted in bitstamp-btce_2015-08-18 and bitstamp-btce_2015-08-19. Here zooming in on a 6 hour window, 18 Aug 21:00 - 19 Aug 03:00

The volume on Bitstamp preceeds the volume on Btce and also leads the fall. Interestingly the greatest difference is not in the first fall but somewhere in the recovery. Zooming in further at 80 min interval shows the deviation is affected the greatest where btce leading recovery. (the shift appears different because it depends on the interval)

Towards proposal of a trading-strategy, if we (somewhat arbitrarily) select a -4 threshold for initiating buy-orders and a +4 for sell-orders, and considering a 24 hour window here centered on the event

Executing when a threshold is met is an implementable real-time strategy, triggering on (-4,4) (somewhat arbitrarily) produces the following "events".

2015-08-18 23:52:39,  -4.0889
2015-08-19 02:14:19,  4.1555

To get insight into dynamics at a very small scale, the very high-resolution closeups are across 1 minute intervals surrounding the threshold-indicators (and individual trades are marked with crosshairs). On 23:52 and following minutes suggest we can pick up trades on 222 USD in the order of at least 100K. There is less activity on 02:14 and following minutes, but still suggests we would be able to sell at 235 USD in the order of around ~10K. Transcripts of the trades (same as the charts) also provided below.

Executing trades according to this "strategy" would in this example produce a 235/222 x 0.996%(fee) = 5% profit

Bitstamp-Btce, 18 Aug 23:47 - 23:58, 1 min intervals

Bitstamp-Btce, 19 Aug 02:10 - 02:23, 1 min intervals

Bitstamp trade-transcript, following 2015-08-18 23:52:39

2015-08-18 23:52:39    USD       amount=0.24995200     price=222.000      volume=55.489
2015-08-18 23:52:39    USD       amount=0.07124730     price=222.400      volume=15.845
2015-08-18 23:52:40    USD       amount=0.75004798     price=222.000      volume=166.511
2015-08-18 23:52:43    USD       amount=0.57200003     price=221.990      volume=126.978
2015-08-18 23:52:44    USD       amount=0.24997000     price=221.990      volume=55.491
2015-08-18 23:52:46    USD       amount=0.12017100     price=221.990      volume=26.677
2015-08-18 23:52:48    USD       amount=0.11978100     price=221.770      volume=26.564
2015-08-18 23:52:48    USD       amount=6.21822023     price=221.990      volume=1380.383
2015-08-18 23:52:54    USD       amount=3.04600000     price=221.770      volume=675.511
2015-08-18 23:52:54    USD       amount=0.11997500     price=221.770      volume=26.607
2015-08-18 23:53:00    USD       amount=0.07622250     price=221.770      volume=16.904
2015-08-18 23:53:00    USD       amount=0.52899998     price=221.770      volume=117.316
2015-08-18 23:53:01    USD       amount=0.24996801     price=221.990      volume=55.490
2015-08-18 23:53:01    USD       amount=0.24998900     price=221.780      volume=55.443
2015-08-18 23:53:01    USD       amount=14.50000000    price=222.400      volume=3224.800
2015-08-18 23:53:04    USD       amount=0.27669999     price=221.770      volume=61.364
2015-08-18 23:53:09    USD       amount=0.24995901     price=221.770      volume=55.433
2015-08-18 23:53:10    USD       amount=0.22507800     price=221.790      volume=49.920
2015-08-18 23:53:11    USD       amount=36.50500107    price=222.390      volume=8118.347
2015-08-18 23:53:11    USD       amount=0.67452103     price=222.380      volume=150.000
2015-08-18 23:53:15    USD       amount=0.24996400     price=221.780      volume=55.437
2015-08-18 23:53:16    USD       amount=0.10560000     price=222.400      volume=23.485
2015-08-18 23:53:17    USD       amount=0.24996300     price=221.780      volume=55.437
2015-08-18 23:53:18    USD       amount=11.91909981    price=222.400      volume=2650.808
2015-08-18 23:53:18    USD       amount=5.07547998     price=221.990      volume=1126.706
2015-08-18 23:53:18    USD       amount=9.22599030     price=222.400      volume=2051.860
2015-08-18 23:53:19    USD       amount=0.04983570     price=222.400      volume=11.083
2015-08-18 23:53:19    USD       amount=0.04636920     price=222.400      volume=10.313
2015-08-18 23:53:22    USD       amount=0.07351010     price=221.770      volume=16.302
2015-08-18 23:53:22    USD       amount=0.17644000     price=221.780      volume=39.131
2015-08-18 23:53:25    USD       amount=0.24999000     price=221.770      volume=55.440
2015-08-18 23:53:26    USD       amount=33.21279907    price=222.400      volume=7386.526
2015-08-18 23:53:36    USD       amount=0.24996100     price=221.770      volume=55.434
2015-08-18 23:53:40    USD       amount=0.24995700     price=221.770      volume=55.433
2015-08-18 23:53:41    USD       amount=0.07482930     price=221.770      volume=16.595
2015-08-18 23:53:41    USD       amount=0.24995600     price=221.790      volume=55.438
2015-08-18 23:53:44    USD       amount=0.67449099     price=222.390      volume=150.000
2015-08-18 23:53:45    USD       amount=0.24999900     price=222.400      volume=55.600
2015-08-18 23:53:45    USD       amount=6.43886995     price=222.400      volume=1432.005
2015-08-18 23:53:46    USD       amount=25.00000000    price=223.120      volume=5578.000
2015-08-18 23:53:46    USD       amount=13.46949959    price=223.280      volume=3007.470
2015-08-18 23:53:46    USD       amount=0.38999999     price=222.900      volume=86.931
2015-08-18 23:53:46    USD       amount=36.50500107    price=223.160      volume=8146.456
2015-08-18 23:53:46    USD       amount=0.39994600     price=222.910      volume=89.152
2015-08-18 23:53:47    USD       amount=2.90787005     price=223.280      volume=649.269
2015-08-18 23:53:52    USD       amount=0.24996901     price=222.300      volume=55.568
2015-08-18 23:53:53    USD       amount=0.04855550     price=222.370      volume=10.797
2015-08-18 23:53:56    USD       amount=0.11995600     price=222.300      volume=26.666
2015-08-18 23:53:59    USD       amount=0.20141600     price=222.370      volume=44.789
2015-08-18 23:53:59    USD       amount=4.73670006     price=223.280      volume=1057.610
2015-08-18 23:53:59    USD       amount=0.38999999     price=222.900      volume=86.931
2015-08-18 23:53:59    USD       amount=0.22807500     price=222.300      volume=50.701
2015-08-18 23:54:00    USD       amount=0.10550000     price=223.280      volume=23.556
2015-08-18 23:54:02    USD       amount=0.10000000     price=222.100      volume=22.210
2015-08-18 23:54:03    USD       amount=0.14996900     price=222.100      volume=33.308
2015-08-18 23:54:03    USD       amount=0.52104902     price=223.810      volume=116.616
2015-08-18 23:54:10    USD       amount=8.61999989     price=223.270      volume=1924.587
2015-08-18 23:54:10    USD       amount=11.38000011    price=223.510      volume=2543.544
2015-08-18 23:54:11    USD       amount=0.17399999     price=223.510      volume=38.891
2015-08-18 23:54:14    USD       amount=0.76013201     price=223.510      volume=169.897
2015-08-18 23:54:14    USD       amount=0.24996801     price=222.110      volume=55.520
2015-08-18 23:54:19    USD       amount=0.06019220     price=222.390      volume=13.386
2015-08-18 23:54:19    USD       amount=4.00000000     price=222.390      volume=889.560
2015-08-18 23:54:26    USD       amount=0.24999700     price=222.100      volume=55.524
2015-08-18 23:54:32    USD       amount=0.24998800     price=222.100      volume=55.522
2015-08-18 23:54:34    USD       amount=0.17399999     price=222.110      volume=38.647
2015-08-18 23:54:37    USD       amount=0.07597860     price=222.110      volume=16.876
2015-08-18 23:54:37    USD       amount=0.24995799     price=222.120      volume=55.521
2015-08-18 23:54:37    USD       amount=0.42576900     price=222.390      volume=94.687
2015-08-18 23:54:41    USD       amount=0.24999900     price=222.240      volume=55.560
2015-08-18 23:54:44    USD       amount=0.24996699     price=222.240      volume=55.553
2015-08-18 23:54:44    USD       amount=0.10560000     price=222.390      volume=23.484
2015-08-18 23:54:49    USD       amount=0.08750000     price=222.240      volume=19.446
2015-08-18 23:54:52    USD       amount=0.11998900     price=222.260      volume=26.669
2015-08-18 23:54:52    USD       amount=1.47618997     price=223.270      volume=329.589
2015-08-18 23:54:52    USD       amount=0.58920503     price=222.390      volume=131.033
2015-08-18 23:54:55    USD       amount=0.24999601     price=222.270      volume=55.567
2015-08-18 23:54:57    USD       amount=1.24794996     price=223.270      volume=278.630
2015-08-18 23:55:00    USD       amount=4.46847010     price=223.790      volume=999.999
2015-08-18 23:55:02    USD       amount=0.24996200     price=222.260      volume=55.557
2015-08-18 23:55:04    USD       amount=0.17399999     price=223.790      volume=38.939
2015-08-18 23:55:08    USD       amount=0.24996500     price=223.270      volume=55.810
2015-08-18 23:55:11    USD       amount=0.24999300     price=223.270      volume=55.816
2015-08-18 23:55:17    USD       amount=0.24999399     price=223.280      volume=55.819
2015-08-18 23:55:18    USD       amount=0.16900000     price=223.270      volume=37.733
2015-08-18 23:55:18    USD       amount=0.24999000     price=223.270      volume=55.815
2015-08-18 23:55:18    USD       amount=0.31261700     price=223.790      volume=69.961
2015-08-18 23:55:18    USD       amount=0.10000000     price=223.790      volume=22.379
2015-08-18 23:55:26    USD       amount=0.10520000     price=223.290      volume=23.490
2015-08-18 23:55:30    USD       amount=0.14475900     price=223.290      volume=32.323
2015-08-18 23:55:38    USD       amount=0.07070640     price=223.510      volume=15.804
2015-08-18 23:55:38    USD       amount=0.17924701     price=223.520      volume=40.065
2015-08-18 23:55:39    USD       amount=0.20000000     price=223.530      volume=44.706
2015-08-18 23:55:41    USD       amount=0.11057400     price=223.510      volume=24.714
2015-08-18 23:55:47    USD       amount=0.24996200     price=223.510      volume=55.869
2015-08-18 23:55:50    USD       amount=0.24998499     price=223.510      volume=55.874
2015-08-18 23:55:54    USD       amount=0.04997780     price=223.530      volume=11.172
2015-08-18 23:55:54    USD       amount=0.24996901     price=223.530      volume=55.876
2015-08-18 23:55:54    USD       amount=0.10000000     price=223.510      volume=22.351
2015-08-18 23:55:55    USD       amount=0.12076100     price=223.830      volume=27.030
2015-08-18 23:55:59    USD       amount=0.24998000     price=223.550      volume=55.883
2015-08-18 23:56:01    USD       amount=6.68548012     price=223.830      volume=1496.411
2015-08-18 23:56:01    USD       amount=8.66341019     price=223.830      volume=1939.131
2015-08-18 23:56:08    USD       amount=0.11998700     price=223.520      volume=26.819
2015-08-18 23:56:11    USD       amount=0.20000000     price=223.540      volume=44.708
2015-08-18 23:56:12    USD       amount=0.24996100     price=223.530      volume=55.874
2015-08-18 23:56:14    USD       amount=0.07658910     price=223.570      volume=17.123
2015-08-18 23:56:14    USD       amount=3.98295999     price=223.530      volume=890.311
2015-08-18 23:56:17    USD       amount=0.11900000     price=223.530      volume=26.600
2015-08-18 23:56:21    USD       amount=19.07399940    price=223.510      volume=4263.230
2015-08-18 23:56:21    USD       amount=3.00000000     price=223.500      volume=670.500
2015-08-18 23:56:22    USD       amount=0.24998499     price=223.540      volume=55.882
2015-08-18 23:56:22    USD       amount=0.17339800     price=223.570      volume=38.767
2015-08-18 23:56:22    USD       amount=0.24996001     price=223.490      volume=55.864
2015-08-18 23:56:22    USD       amount=2.92599010     price=223.000      volume=652.496
2015-08-18 23:56:24    USD       amount=5.00000000     price=223.570      volume=1117.850
2015-08-18 23:56:25    USD       amount=0.24995200     price=223.570      volume=55.882
2015-08-18 23:56:29    USD       amount=0.24820000     price=223.570      volume=55.490
2015-08-18 23:56:31    USD       amount=32.25600052    price=223.830      volume=7219.861
2015-08-18 23:56:31    USD       amount=4.23128986     price=224.360      volume=949.332

Bitstamp trade-transcript, following 2015-08-19 02:14:28

2015-08-19 02:14:28    USD       amount=0.10256000     price=236.230      volume=24.228
2015-08-19 02:14:38    USD       amount=3.02010989     price=236.230      volume=713.441
2015-08-19 02:14:49    USD       amount=1.00000000     price=236.240      volume=236.240
2015-08-19 02:15:06    USD       amount=8.46632004     price=236.230      volume=1999.999
2015-08-19 02:15:09    USD       amount=0.25000000     price=236.120      volume=59.030
2015-08-19 02:15:26    USD       amount=0.92573100     price=236.090      volume=218.556
2015-08-19 02:15:38    USD       amount=1.09546995     price=236.100      volume=258.640
2015-08-19 02:15:48    USD       amount=0.25000000     price=236.060      volume=59.015
2015-08-19 02:16:09    USD       amount=1.00000000     price=236.010      volume=236.010
2015-08-19 02:16:09    USD       amount=0.11626600     price=235.870      volume=27.424
2015-08-19 02:16:24    USD       amount=1.00000000     price=235.870      volume=235.870
2015-08-19 02:16:25    USD       amount=7.47242022     price=235.870      volume=1762.520
2015-08-19 02:16:36    USD       amount=18.91130066    price=235.870      volume=4460.608
2015-08-19 02:17:07    USD       amount=6.27209997     price=235.350      volume=1476.139
2015-08-19 02:17:07    USD       amount=0.94169301     price=235.340      volume=221.618
2015-08-19 02:17:45    USD       amount=0.58240002     price=235.580      volume=137.202
2015-08-19 02:17:54    USD       amount=0.41999999     price=235.620      volume=98.960
2015-08-19 02:18:40    USD       amount=0.05324790     price=235.690      volume=12.550
2015-08-19 02:18:40    USD       amount=0.18911800     price=235.620      volume=44.560
2015-08-19 02:18:46    USD       amount=20.00000000    price=235.700      volume=4714.000