Guatemala · Washed · FULL CITY

Guatemala Antigua SHB — Optimal Espresso

by anonymous·Diedrich IR-12·5/13/2026

Total

13:10

DTR

20.9%

Charge

8000g

Drop

6800g

Loss

15.0%

Agtron

Roast curve

Temperature chart

BeanAirBean RoRAir RoR

Power chart

Gas Power · %

Time (mm:ss) · Temperature (°C) · RoR (°C/min)

Stages

Roast progress timeline

B.I00:00

D.P01:04

T.P01:20

Y.L05:05

M.R07:45

1/P10:25

FINISH13:10

Code	Stage	Time	Bean °C	Air °C
B.I	Charge	00:00	198.0	182.0
D.P	Drop point	01:04	90.0	79.0
T.P	Turning point	01:20	91.0	79.0
Y.L	Yellow	05:05	144.0	188.0
M.R	Maillard	07:45	170.0	220.0
1/P	First crack	10:25	195.0	237.0
FINISH	Drop	13:10	218.0	226.0

Bean

Name: Guatemala Antigua SHB
Origin: Guatemala
Grade: SHB
Variety: Bourbon
Process: Washed
Density: 0.72 g/ml
Moisture: 11%
Screen: 17

Machine

Roaster: Diedrich IR-12
Heat: LPG
Method: Semi-hot air
Charge temp: 198.0 °C
Weather: cloudy
Operator: Eunji Kang

Agtron

Roast color · 0–100

Whole 45.0

Ground 55.0

Very Dark

Dark

Medium-Dark

Medium

Medium-Light

Light

Very Light

Whole bean

45.0

Ground

55.0

Roast level

FULL CITY

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