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Gamma Ray ( clone)

145 calories 16.5 g 330 ml
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Beer Stats
Method: All Grain
Style: American IPA
Boil Time: 60 min
Batch Size: 23 liters (fermentor volume)
Pre Boil Size: 27 liters
Pre Boil Gravity: 1.040 (recipe based estimate)
Post Boil Gravity: 1.047 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 145 calories (Per 330ml)
Carbs: 16.5 g (Per 330ml)
Created: Thursday January 8th 2026
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Fermentables
Amount Fermentable Cost PPG °L Bill %
4.50 kg United Kingdom - Maris Otter Pale4.5 kg Maris Otter Pale 38 3.75 91.8%
0.20 kg Crisp Malting - Cara Gold malt0.2 kg Cara Gold malt 34 6 4.1%
0.20 kg United Kingdom - Cara Malt0.2 kg Cara Malt 35 17.5 4.1%
4.90 kg / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
6 g Columbus6 g Columbus Hops Leaf/Whole 15.1 Boil at 100 °C 60 min 9.94 13.6%
6 g Calypso6 g Calypso Hops Pellet 15 Boil at 100 °C 20 min 6.58 13.6%
6 g Magnum6 g Magnum Hops Pellet 11.8 Boil at 100 °C 20 min 5.18 13.6%
6 g Bravo6 g Bravo Hops Pellet 13.5 Boil 20 min 5.92 13.6%
5 g Citra5 g Citra Hops Leaf/Whole 12.3 Boil at 100 °C 10 min 2.45 11.4%
5 g Amarillo5 g Amarillo Hops Leaf/Whole 10.4 Boil at 100 °C 10 min 2.07 11.4%
10 g Calypso10 g Calypso Hops Pellet 15 Aroma at 90 °C 0 min 22.7%
44 g / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
5 g Gypsum Water Agt Mash 1 hr.
5 g Irish Moss Fining Mash 10 min.
 
Yeast
Fermentis - Safbrew - Specialty Ale Yeast T-58
Amount:
1 Each
Cost:
Attenuation (avg):
70%
Flocculation:
High
Optimum Temp:
12 - 25 °C
Starter:
No
Fermentation Temp:
20 °C
Pitch Rate:
0.35 (M cells / ml / ° P) 94 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.25 Volumes
 
Target Water Profile
Burton on Trent (historic)
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
270 41 113 85 720 270
Mash Chemistry and Brewing Water Calculator
Quick Water Requirements
Water Liters
Strike water volume at mash thickness of 3 L/kg 14.7
Mash volume with grains 17.9
Grain absorption losses -4.9
Remaining sparge water volume (equipment estimates 20 L) 18.1
Mash Lauter Tun losses -0.9
Pre boil volume (equipment estimates 28.9 L) 27
Boil off losses -5.7
Hops absorption losses (first wort, boil, aroma) -0.2
Post boil Volume 23
Going into fermentor 23
Total: 32.8  
Equipment Profile Used: System Default
"Gamma Ray ( clone)" American IPA beer recipe by Weekend brewer. All Grain, ABV 4.31%, IBU 32.14, SRM 6.12, Fermentables: (Maris Otter Pale, Cara Gold malt, Cara Malt) Hops: (Columbus, Calypso, Magnum, Bravo, Citra, Amarillo) Other: (Gypsum, Irish Moss)
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  • Public: Yup, Shared
  • Last Updated: 2026-01-20 16:40 UTC