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Close 2day within 50cents of lower and upper Bollinger bands Rate this Topic:
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21dful
Posted : Saturday, January 24, 2009 11:54:02 AM
Registered User
Joined: 1/31/2007
Posts: 10
 How would I write a pcf for price close today within 50 cents of the lower or upper Bollinger band?My band settings are period 20 and width 20. Two part question pcf for lower BB setting.Pcf for upper BB setting. Price closing within 50 cents of each setting. Thanks
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Bruce_L
Posted : Monday, January 26, 2009 8:56:58 AM


Worden Trainer

Joined: 10/7/2004
Posts: 65,138
 Price within $.50 of Upper Bollinger Band 20,20:

ABS(C - (AVGC20 + 2 * SQR(ABS(C ^ 2 + C1 ^ 2 + C2 ^ 2 + C3 ^ 2 + C4 ^ 2 + C5 ^ 2 + C6 ^ 2 + C7 ^ 2 + C8 ^ 2 + C9 ^ 2 + C10 ^ 2 + C11 ^ 2 + C12 ^ 2 + C13 ^ 2 + C14 ^ 2 + C15 ^ 2 + C16 ^ 2 + C17 ^ 2 + C18 ^ 2 + C19 ^ 2 - 20 * AVGC20 ^ 2) / 19))) <= .5

Price within $.50 of Lower Bollinger Band 20,20:

ABS(C - (AVGC20 - 2 * SQR(ABS(C ^ 2 + C1 ^ 2 + C2 ^ 2 + C3 ^ 2 + C4 ^ 2 + C5 ^ 2 + C6 ^ 2 + C7 ^ 2 + C8 ^ 2 + C9 ^ 2 + C10 ^ 2 + C11 ^ 2 + C12 ^ 2 + C13 ^ 2 + C14 ^ 2 + C15 ^ 2 + C16 ^ 2 + C17 ^ 2 + C18 ^ 2 + C19 ^ 2 - 20 * AVGC20 ^ 2) / 19))) <= .5

Price within $.50 of Either Bollinger Band 20,20:

ABS(C - (AVGC20 + 2 * SQR(ABS(C ^ 2 + C1 ^ 2 + C2 ^ 2 + C3 ^ 2 + C4 ^ 2 + C5 ^ 2 + C6 ^ 2 + C7 ^ 2 + C8 ^ 2 + C9 ^ 2 + C10 ^ 2 + C11 ^ 2 + C12 ^ 2 + C13 ^ 2 + C14 ^ 2 + C15 ^ 2 + C16 ^ 2 + C17 ^ 2 + C18 ^ 2 + C19 ^ 2 - 20 * AVGC20 ^ 2) / 19))) <= .5 OR ABS(C - (AVGC20 - 2 * SQR(ABS(C ^ 2 + C1 ^ 2 + C2 ^ 2 + C3 ^ 2 + C4 ^ 2 + C5 ^ 2 + C6 ^ 2 + C7 ^ 2 + C8 ^ 2 + C9 ^ 2 + C10 ^ 2 + C11 ^ 2 + C12 ^ 2 + C13 ^ 2 + C14 ^ 2 + C15 ^ 2 + C16 ^ 2 + C17 ^ 2 + C18 ^ 2 + C19 ^ 2 - 20 * AVGC20 ^ 2) / 19))) <= .5

You may wish to review the following:

Modelling Bollinger Bands (& Standard Deviation) in a TC PCF
How to create a Personal Criteria Forumula (PCF)
PCF Formula Descriptions
Handy PCF example formulas to help you learn the syntax of PCFs!
-Bruce
Personal Criteria Formulas
TC2000 Support Articles
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21dful
Posted : Monday, January 26, 2009 4:58:28 PM
Registered User
Joined: 1/31/2007
Posts: 10
 Thanks Bruce
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Bruce_L
Posted : Monday, January 26, 2009 5:04:02 PM


Worden Trainer

Joined: 10/7/2004
Posts: 65,138
 You're welcome.
-Bruce
Personal Criteria Formulas
TC2000 Support Articles
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