costa rica · Washed · CITY

costa rica

by anonymous·THCR-01·6/16/2026
Total
11:55
DTR
21.3%
Charge
347g
Drop
284.8g
Loss
17.9%
Agtron
50

Roast curve

Temperature chart

BeanAirBean RoRAir RoR
60°100°140°180°220°260°-650+6500:0002:0004:0006:0008:0010:00148109138157175195B.ID.PT.PB.LY.LM.RC1/P2/PFINISH

Power chart

Gas Power · %
0255075100

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

Stages

Roast progress timeline

B.I00:00
D.P00:36
T.P00:50
B.L01:34
Y.L04:12
M.R06:20
C08:27
1/P09:23
FINISH11:55
CodeStageTimeBean °CAir °C
B.IBean in00:00148.0141.0
D.PDry phase00:3683.085.0
T.PTurning point00:5084.079.0
B.LBrown01:34100.079.0
Y.LYellow04:12140.0192.0
M.RMaillard06:20160.0212.0
CCaramel08:27180.0234.0
1/P1st crack09:23190.0223.0
2/P2nd crack—0.00.0
FINISHDrop11:55213.0228.0

Bean

Name
costa rica
Origin
costa rica
Grade
SHB
Variety
tarrazu
Process
Washed
Density
0.73 g/ml
Moisture
10%
Screen
17

Machine

Roaster
THCR-01
Heat
LPG
Method
semi
Charge temp
148.0 °C
Bean moisture out
1.2 %
DROP Density
0.30 g/ml
Weather
sunny
Operator
이현주

Green & Roasted

Bean comparison
Green
Green
Roasted
Roasted
MetricGreenRoastedΔ
Avg width (mm)8.9612.24+3.28
Avg height (mm)7.008.20+1.20
Avg thickness (mm)3.324.72+1.40
Avg area (mm²)62.72100.37+37.65
Volume increase (area-based)
+60.0%

Agtron

Roast color · 0–100
Whole 50.5
Ground 51.6
25
Very Dark
35
Dark
45
Medium-Dark
55
Medium
65
Medium-Light
75
Light
95
Very Light
Whole bean
50.5
Ground
51.6
Roast level
CITY

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