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Kearney’s 39

From the BrewBlog of BorealBrewers – Grand Rapdis, Minnesota USA
Printed January 23, 2018

Specifics
Style: American Amber Ale
Brewer: Chad Haatvedt
Brew Date: November 27, 2009
Yield: 6 gallons
Color (SRM/EBC): 16/31.5
Bitterness (Calc): 22 IBU (Daniels)
BU/GU: 0.54
Calories: 134 (12 ounces)
ABV: 4.3%
ABW: 3.3%
OG: 1.041
OG (Plato): 10.23° P
Target OG: 1.500
FG: 1.009
FG (Plato): 2.31° P
Real Extract: 3.74° P
App. Atten.: 77.5%
Real Atten.: 63.5%
Status: Bottled
BJCP Style Info: American Amber Ale
O.G.: 1.045 - 1.060
F.G.: 1.010 - 1.015
ABV: 4.5 - 6.2%
Bitterness: 25 - 40 IBUs
Color: 10 - 17 SRM
Info: Like an American pale ale with more body, more caramel richness, and a balance more towards malt than hops (although hop rates can be significant).

Commercial Examples: North Coast Red Seal Ale, Tröegs HopBack Amber Ale, Deschutes Cinder Cone Red, Pyramid Broken Rake, St. Rogue Red Ale, Anderson Valley Boont Amber Ale, Lagunitas Censored Ale, Avery Redpoint Ale, McNeill’s Firehouse Amber Ale, Mendocino Red Tail Ale, Bell's Amber.

General Information
Method: All Grain
Original Gravity: 1.041
Final Gravity: 1.009
Initial Gravity (Plato): 10.23° P
Final Gravity (Plato): 2.31° P
Real Extract: 3.74° P
Apparent Attenuation: 77.5%
Real Attenuation: 63.5%
Alcohol By Volume (ABV): 4.3%
Alcohol By Weight (ABW): 3.3%
Calories (12 ounces): 135

Calculations derived from Peter Ensminger's article Beer Data: Alcohol, Calorie, and Attenuation Levels of Beer

Malts and Grains
10.01 pounds American Pale Malt (2-Row) 86.7% of grist
0.24 pounds American Dextrin (Cara-Pils) Malt 2.1% of grist
0.51 pounds Crystal Malt 90L 4.4% of grist
0.31 pounds Crystal Malt 120L 2.7% of grist
0.24 pounds Belgian Biscuit Malt 2.1% of grist
0.24 pounds American Chocolate Malt 2.1% of grist
11.55 pounds Total Grain Weight 100% of grist
Adjuncts
0.99 pounds Honey  
Non-Fermentables
1 Irish Moss @ 15 minutes  
Hops
0.50 ounces Cascade 7.5% Pellets @ 60 minutes
Type: Bittering
Use: Boil
3.8 AAUs
1.00 ounces Cascade 7.1% Pellets @ 5 minutes
Type: Aroma
Use: Boil
7.1 AAUs
0.50 ounces Cascade 7.1% Pellets @ 1 minutes
Type: Aroma
Use: Boil
3.6 AAUs
2.00 ounces Total Hop Weight 14.4 AAUs
Procedure
Water Amounts Calculator
Target Final Boil Volume: 6 gallons  
Evaporation Rate: 1.5 gallons per hour  
Boil Time: 60 minutes  
Runoff Volume Needed: 7.75 gallons 6 gallons (final boil volume) ÷ 0.96 (cooling) + 1.5 gallons (boil evaporation)
Grain Amount: 11.5 pounds  
Grain Absorbtion: 2.45 gallons  
Total Water Needed: 10.7 gallons 7.75 gallons (runoff) + 2.45 gallons (grain absorbtion) + .5 gallons (equip. loss)
Mash Water Needed: 3.82 gallons based on 1.33 quarts per pound of grain
Sparge Water Needed: 6.88 gallons

10.7 gallons (total water) – 3.82 gallons (mash water)

 

 


 

Strike Water Temperature Calculator
Grain Weight: 11.5 pounds
Grain Temperature: 65° F
Strike Water Amount: 4 gallons
Target Mash Temperature: 154° F
Equipment Loss: 2° F
Strike Water Temperature: 168.8° F (166.8° F less 2° F equipment loss adjustment)

Calculations derived from the Brewing Techniques Troubleshooter, Vol. 4, No. 4 available here.

 

Fermentation
Primary: 14 days @ 62° F
Secondary: 110 days @ 60° F
Kearney’s 39
Date Brewed:  
Brewer/Assistant:  
Brew Day Data
  Target Actual
Strike Water Amount: 3.8  
Strike Water Temperature:    
Mash Temperature:    
Mash Time:    
Sparge Water Amount: 7.4  
Sparge Water Temperature:    
Pre-Boil Gravity:    
Pre-Boil Amount: 7.8  
Post-Boil Amount: 6  
Boil Time:  
Original Gravity: 1.041 / 10.2° P  
     
     
     
     
Brew Day Notes
 

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