Difficulty forecast 18022013: forecasts and data

"Date","blockHeight","retarget","ForecastDate","Forecast","ActualDate","Network"
1346193599,197568,"1 retarget forecast",2012-09-07,2604252.98206345,2012-09-07,2694047.95
1346798184,197568,"1 retarget forecast",2012-09-07,2646769.32347687,2012-09-07,2694047.95
1347403009,199584,"1 retarget forecast",2012-09-20,2937244.95745263,2012-09-20,2864140.5
1348007969,199584,"1 retarget forecast",2012-09-20,2874100.34356134,2012-09-20,2864140.5
1348612730,201600,"1 retarget forecast",2012-10-03,3132806.04165828,2012-10-03,3054627.52
1349217417,201600,"1 retarget forecast",2012-10-03,3055659.05183664,2012-10-03,3054627.52
1349821855,203616,"1 retarget forecast",2012-10-17,3039813.72977068,2012-10-17,3072321.73
1350427196,203616,"1 retarget forecast",2012-10-17,3055275.10062688,2012-10-17,3072321.73
1351031920,205632,"1 retarget forecast",2012-10-30,3219973.74801932,2012-10-30,3304356.39
1351636463,205632,"1 retarget forecast",2012-10-30,3251082.94218903,2012-10-30,3304356.39
1352241385,207648,"1 retarget forecast",2012-11-13,3343030.1960656,2012-11-13,3368767.14
1352846306,207648,"1 retarget forecast",2012-11-13,3383711.66987183,2012-11-13,3368767.14
1353451024,209664,"1 retarget forecast",2012-11-27,3329501.87436085,2012-11-26,3438908.96
1354012800,209664,"1 retarget forecast",2012-11-27,3397786.22546818,2012-11-26,3438908.96
1354617600,211680,"1 retarget forecast",2012-12-09,3716334.92615737,2012-12-11,3370181.79
1355222400,211680,"1 retarget forecast",2012-12-11,3419294.22967543,2012-12-11,3370181.79
1355827200,213696,"1 retarget forecast",2012-12-25,3170132.61524747,2012-12-27,2979636.61
1356432000,213696,"1 retarget forecast",2012-12-26,3048633.56557523,2012-12-27,2979636.61
1357036800,215712,"1 retarget forecast",2013-01-08,3321706.7364074,2013-01-08,3249549.58
1357641600,215712,"1 retarget forecast",2013-01-08,3261153.34147921,2013-01-08,3249549.58
1358246400,217728,"1 retarget forecast",2013-01-22,3264484.12291925,2013-01-24,2968775.33
1358851200,217728,"1 retarget forecast",2013-01-23,3050782.55484988,2013-01-24,2968775.33
1359460100,219744,"1 retarget forecast",2013-02-05,3409363.35063562,2013-02-05,3275464.58
1360060800,219744,"1 retarget forecast",2013-02-05,3255718.75467767,2013-02-05,3275464.58
1360665600,221760,"1 retarget forecast",2013-02-18,3824719.97081448,2013-02-18,3651011.63
1361270400,221760,"1 retarget forecast",2013-02-18,3621209.3952948,2013-02-18,3651011.63
1346193599,199584,"2 retargets forecast",2012-09-21,2686495.19531398,2012-09-20,2864140.5
1346798184,199584,"2 retargets forecast",2012-09-20,2839028.29430859,2012-09-20,2864140.5
1347403009,201600,"2 retargets forecast",2012-10-04,2973205.20088958,2012-10-03,3054627.52
1348007969,201600,"2 retargets forecast",2012-10-04,2983993.37388121,2012-10-03,3054627.52
1348612730,203616,"2 retargets forecast",2012-10-16,3223059.92809782,2012-10-17,3072321.73
1349217417,203616,"2 retargets forecast",2012-10-16,3213043.38642828,2012-10-17,3072321.73
1349821855,205632,"2 retargets forecast",2012-10-30,3309407.72575358,2012-10-30,3304356.39
1350427196,205632,"2 retargets forecast",2012-10-30,3210419.85914937,2012-10-30,3304356.39
1351031920,207648,"2 retargets forecast",2012-11-13,3324318.10562166,2012-11-13,3368767.14
1351636463,207648,"2 retargets forecast",2012-11-13,3273615.2165591,2012-11-13,3368767.14
1352241385,209664,"2 retargets forecast",2012-11-27,3312414.12844701,2012-11-26,3438908.96
1352846306,209664,"2 retargets forecast",2012-11-26,3444317.51681559,2012-11-26,3438908.96
1353451024,211680,"2 retargets forecast",2012-12-11,3381380.50902537,2012-12-11,3370181.79
1354012800,211680,"2 retargets forecast",2012-12-10,3603034.31131869,2012-12-11,3370181.79
1354617600,213696,"2 retargets forecast",2012-12-23,3758647.59488095,2012-12-27,2979636.61
1355222400,213696,"2 retargets forecast",2012-12-24,3494697.340781,2012-12-27,2979636.61
1355827200,215712,"2 retargets forecast",2013-01-07,3622996.08549757,2013-01-08,3249549.58
1356432000,215712,"2 retargets forecast",2013-01-07,3474831.61536521,2013-01-08,3249549.58
1357036800,217728,"2 retargets forecast",2013-01-21,3717265.66370039,2013-01-24,2968775.33
1357641600,217728,"2 retargets forecast",2013-01-21,3657934.47568997,2013-01-24,2968775.33
1358246400,219744,"2 retargets forecast",2013-02-04,3683632.08897826,2013-02-05,3275464.58
1358851200,219744,"2 retargets forecast",2013-02-04,3612547.738338,2013-02-05,3275464.58
1359460100,221760,"2 retargets forecast",2013-02-17,4127096.54348049,2013-02-18,3651011.63
1360060800,221760,"2 retargets forecast",2013-02-16,4181711.60102871,2013-02-18,3651011.63
1360665600,223776,"2 retargets forecast",2013-03-01,4670314.32771946,NA,NA
1361270400,223776,"2 retargets forecast",2013-03-01,4720589.78088434,NA,NA
1346193599,201600,"3 retargets forecast",NA,NA,2012-10-03,3054627.52
1346798184,201600,"3 retargets forecast",2012-10-04,2932713.66802936,2012-10-03,3054627.52
1347403009,203616,"3 retargets forecast",NA,NA,2012-10-17,3072321.73
1348007969,203616,"3 retargets forecast",2012-10-18,2963863.6570689,2012-10-17,3072321.73
1348612730,205632,"3 retargets forecast",NA,NA,2012-10-30,3304356.39
1349217417,205632,"3 retargets forecast",2012-10-30,3336449.01674032,2012-10-30,3304356.39
1349821855,207648,"3 retargets forecast",NA,NA,2012-11-13,3368767.14
1350427196,207648,"3 retargets forecast",2012-11-13,3327329.69606944,2012-11-13,3368767.14
1351031920,209664,"3 retargets forecast",NA,NA,2012-11-26,3438908.96
1351636463,209664,"3 retargets forecast",2012-11-27,3317403.31135974,2012-11-26,3438908.96
1352241385,211680,"3 retargets forecast",NA,NA,2012-12-11,3370181.79
1352846306,211680,"3 retargets forecast",2012-12-11,3346787.57420008,2012-12-11,3370181.79
1353451024,213696,"3 retargets forecast",NA,NA,2012-12-27,2979636.61
1354012800,213696,"3 retargets forecast",2012-12-24,3630479.39577329,2012-12-27,2979636.61
1354617600,215712,"3 retargets forecast",2013-01-06,3885912.61827083,2013-01-08,3249549.58
1355222400,215712,"3 retargets forecast",2013-01-06,3783067.87402092,2013-01-08,3249549.58
1355827200,217728,"3 retargets forecast",2013-01-20,3827524.0640268,2013-01-24,2968775.33
1356432000,217728,"3 retargets forecast",2013-01-20,3729829.8461409,2013-01-24,2968775.33
1357036800,219744,"3 retargets forecast",2013-02-03,3795457.56640156,2013-02-05,3275464.58
1357641600,219744,"3 retargets forecast",2013-02-03,3791311.27768316,2013-02-05,3275464.58
1358246400,221760,"3 retargets forecast",NA,NA,2013-02-18,3651011.63
1358851200,221760,"3 retargets forecast",2013-02-17,3807343.05190484,2013-02-18,3651011.63
1359460100,223776,"3 retargets forecast",2013-03-02,4151182.05325225,NA,NA
1360060800,223776,"3 retargets forecast",2013-03-01,4532564.59172095,NA,NA
1360665600,225792,"3 retargets forecast",2013-03-14,4944622.02659945,NA,NA
1361270400,225792,"3 retargets forecast",2013-03-13,5463477.3167997,NA,NA