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Nautical Star

Method: All Grain
Style: American Porter
Boil Time: 90 min
Batch Size: 3.25 gallons (fermentor volume)
Pre Boil Size: 4.47 gallons
Post Boil Size: 3.31 gallons
Pre Boil Gravity: 1.042 (recipe based estimate)
Post Boil Gravity: 1.057 (recipe based estimate)
Efficiency: 75% (brew house)
Source: Stephen Stanley
Hop Utilization: 82%
Calories: 187 calories (Per 12oz)
Carbs: 17.8 g (Per 12oz)

Created: Sunday February 3rd 2019

Original Gravity:

1.057

Final Gravity:

1.012

ABV (alternate):

6.0%

IBU (tinseth):

50.7

SRM (morey):

38.0

Mash pH

5.3

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
4.88 lb	US - Pale 2-Row4.875 lb Pale 2-Row	37	1.8	70.3%
5 oz	American - Roasted Barley5 oz Roasted Barley	33	300	4.5%
5 oz	American - Chocolate5 oz Chocolate	29	350	4.5%
9 oz	American - Caramel / Crystal 80L9 oz Caramel / Crystal 80L	33	80	8.1%
9 oz	Flaked Barley9 oz Flaked Barley	32	2.2	8.1%
5 oz	German - Carafa I5 oz Carafa I	32	340	4.5%
111 oz / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
16 g	Centennial16 g Centennial Hops	Pellet	10	First Wort at 200 °F	0 min	34.19	69.6%
7 g	Chinook7 g Chinook Hops	Pellet	13	Boil	60 min	16.53	30.4%
23 g / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
16 g	Centennial (Pellet) 16 g Centennial (Pellet) Hops	34.19	69.6%
7 g	Chinook (Pellet) 7 g Chinook (Pellet) Hops	16.53	30.4%
23 g / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
2.6 gal	Infusion	--	156 °F	60 min
2.9 gal	Sparge	--	170 °F	--
Starting Mash Thickness: 1.5 qt/lb

Other Ingredients

Amount	Name	Type	Use	Time
0.50 each	Whirlfloc	Water Agt	Boil	15 min.
0.90 g	Baking Soda	Water Agt	Mash	1 hr.
2.60 ml	Lactic acid	Water Agt	Mash	1 hr.
1.70 g	Gypsum	Water Agt	Mash	1 hr.
1.70 g	Chalk	Water Agt	Mash	1 hr.
1.30 g	Epsom Salt	Water Agt	Mash	1 hr.
1.80 g	Salt	Water Agt	Mash	1 hr.

Yeast

Fermentis - Safale - American Ale Yeast US-05

Amount:	1 Each	Cost:
Attenuation (avg):	81%	Flocculation:	Medium
Optimum Temp:	54 - 77 °F	Starter:	Yes
Fermentation Temp:	68 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 60 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: sucrose Amount: 6.1 oz Temp: 68 °F CO₂ Level: 2.75 Volumes

Target Water Profile

Aurora, CO Municipal Water

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
43	6	46	52	70	92
Mash Chemistry and Brewing Water Calculator

Notes

10/8/19: If I can get that Irish Stout malt I used for the Iron Brewer comp, I'll use that as the base malt. Scaled to 4 gallons.

Last Updated and Sharing

1,126

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Brews

Public: Yup, Shared
Last Updated: 2025-02-17 22:15 UTC

Recipe costs can be adjusted by changing the batch size. They won't be saved but will give you an idea of costs if your final yield was different.

Cost for

Gallons

Cost by

Final Yield

	Cost $	Cost %
Fermentables	$
Steeping Grains (Extract Only)	$
Hops	$
Yeast	$
Other	$
Cost Per Barrel	$ 0.00
Cost Per Pint	$ 0.00
Total Cost	$ 0.00

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