🎯 Heat Map Manager
Upload and view practice heat maps for your 99 darts sessions
Upload Heat Maps to Games
Drag and drop heat map images onto any game below to upload them.
Calibration
Click the bull center, then click the outer edge of the board on a representative heatmap. This calibration is reused for images with the same resolution.
Current calibration: Center (718.6, 1596.7), Radius 521.8px, Image 1440×3120
Try 180–210 for faint blues
Overlay shows which pixels are counted
13 - Any Section
Feb 21, 2026
Hit Rate
43.4%
Score
52
Hits
43/99
Time
14:18
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RMSE: 32.85 mm
Spread: 30.93 mm
Radial σ: 24.16 mm
Angular σ: 8.44°
Radial bias: -0.42 mm
Angular bias: 4.45°
Mass in target: 59.7%
18 - Any Section
Feb 17, 2026
Hit Rate
50.5%
Score
53
Hits
50/99
Time
19:46
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RMSE: 33.77 mm
Spread: 31.54 mm
Radial σ: 24.09 mm
Angular σ: 9.82°
Radial bias: -10.19 mm
Angular bias: 1.22°
Mass in target: 66.5%
16 - Any Section
Feb 15, 2026
Hit Rate
50.5%
Score
60
Hits
50/99
Time
11:02
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RMSE: 29.78 mm
Spread: 28.3 mm
Radial σ: 20.34 mm
Angular σ: 7.84°
Radial bias: 9.3 mm
Angular bias: -1.88°
Mass in target: 67.5%
13 - Any Section
Feb 15, 2026
Hit Rate
47.5%
Score
61
Hits
47/99
Time
11:38
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RMSE: 33.25 mm
Spread: 30.93 mm
Radial σ: 21.04 mm
Angular σ: 9.87°
Radial bias: -2.33 mm
Angular bias: 5.17°
Mass in target: 55.9%
18 - Any Section
Feb 14, 2026
Hit Rate
44.4%
Score
54
Hits
44/99
Time
10:52
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RMSE: 41.3 mm
Spread: 33.44 mm
Radial σ: 23.83 mm
Angular σ: 12.76°
Radial bias: -21.55 mm
Angular bias: 1.88°
Mass in target: 61.2%
8 - Any Section
Feb 14, 2026
Hit Rate
40.4%
Score
46
Hits
40/99
Time
10:57
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RMSE: 33.98 mm
Spread: 32.9 mm
Radial σ: 22.33 mm
Angular σ: 10.43°
Radial bias: -1.07 mm
Angular bias: -3.27°
Mass in target: 55.8%
8 - Any Section
Feb 13, 2026
Hit Rate
30.3%
Score
39
Hits
30/99
Time
09:54
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RMSE: 37.24 mm
Spread: 35.46 mm
Radial σ: 21.47 mm
Angular σ: 12.56°
Radial bias: -4.88 mm
Angular bias: -3.25°
Mass in target: 37.1%
16 - Double
Feb 13, 2026
Hit Rate
7.1%
Score
7
Hits
7/99
Time
10:38
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RMSE: 35.97 mm
Spread: 33.68 mm
Radial σ: 25.95 mm
Angular σ: 7.12°
Radial bias: 9.85 mm
Angular bias: -2.81°
Mass in target: 8.9%
4 - Any Section
Feb 13, 2026
Hit Rate
37.4%
Score
45
Hits
37/99
Time
10:03
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RMSE: 42.98 mm
Spread: 37.82 mm
Radial σ: 25.38 mm
Angular σ: 13.3°
Radial bias: -8.69 mm
Angular bias: 7.76°
Mass in target: 58.3%
16 - Any Section
Feb 11, 2026
Hit Rate
26.3%
Score
35
Hits
26/99
Time
10:04
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RMSE: 41.02 mm
Spread: 40.27 mm
Radial σ: 23.03 mm
Angular σ: 13.9°
Radial bias: 2.15 mm
Angular bias: -2.6°
Mass in target: 38.9%
13 - Any Section
Feb 05, 2026
Hit Rate
40.4%
Score
49
Hits
40/99
Time
10:05
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RMSE: 36.31 mm
Spread: 34.73 mm
Radial σ: 23.92 mm
Angular σ: 11.07°
Radial bias: -2.03 mm
Angular bias: 4.24°
Mass in target: 54.5%
18 - Any Section
Feb 05, 2026
Hit Rate
40.4%
Score
45
Hits
40/99
Time
09:48
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RMSE: 38.41 mm
Spread: 32.66 mm
Radial σ: 20.14 mm
Angular σ: 12.37°
Radial bias: -11.57 mm
Angular bias: 6.2°
Mass in target: 50.1%
16 - Double
Feb 05, 2026
Hit Rate
3%
Score
3
Hits
3/99
Time
10:50
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RMSE: 41.25 mm
Spread: 35.48 mm
Radial σ: 28.72 mm
Angular σ: 6.82°
Radial bias: 17.63 mm
Angular bias: -4.17°
Mass in target: 5.5%
16 - Any Section
Feb 04, 2026
Hit Rate
34.3%
Score
44
Hits
34/99
Time
09:45
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RMSE: 37.5 mm
Spread: 34.35 mm
Radial σ: 24.14 mm
Angular σ: 9.75°
Radial bias: 9.5 mm
Angular bias: -5.26°
Mass in target: 56.5%
Bull - Any Section
Feb 02, 2026
Hit Rate
12.1%
Score
14
Hits
12/99
Time
10:36
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RMSE: 31.51 mm
Spread: 29.05 mm
Radial σ: 15.33 mm
Angular σ: n/a°
Radial bias: 27.53 mm
Angular bias: n/a°
Mass in target: 13.5%
14 - Any Section
Feb 02, 2026
Hit Rate
44.4%
Score
64
Hits
44/99
Time
09:44
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RMSE: 34.67 mm
Spread: 31.32 mm
Radial σ: 22.87 mm
Angular σ: 9.86°
Radial bias: -8.45 mm
Angular bias: -4.56°
Mass in target: 56.8%
16 - Any Section
Feb 01, 2026
Hit Rate
33.3%
Score
48
Hits
33/99
Time
09:55
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RMSE: 39.09 mm
Spread: 37.36 mm
Radial σ: 27.2 mm
Angular σ: 11.28°
Radial bias: -0.91 mm
Angular bias: -4.94°
Mass in target: 53.3%
18 - Any Section
Feb 01, 2026
Hit Rate
32.3%
Score
37
Hits
32/99
Time
09:33
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RMSE: 38.28 mm
Spread: 36.07 mm
Radial σ: 24.98 mm
Angular σ: 12.29°
Radial bias: -8.91 mm
Angular bias: 2.35°
Mass in target: 43%
16 - Any Section
Jan 30, 2026
Hit Rate
31.3%
Score
36
Hits
31/99
Time
10:34
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RMSE: 39.88 mm
Spread: 38.36 mm
Radial σ: 24.42 mm
Angular σ: 12.09°
Radial bias: 2.67 mm
Angular bias: -4.04°
Mass in target: 54.9%
18 - Any Section
Jan 30, 2026
Hit Rate
32.3%
Score
44
Hits
32/99
Time
10:06
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RMSE: 44.83 mm
Spread: 35.93 mm
Radial σ: 21.87 mm
Angular σ: 14.93°
Radial bias: -20.85 mm
Angular bias: 5.55°
Mass in target: 39.7%
16 - Any Section
Jan 27, 2026
Hit Rate
22.2%
Score
29
Hits
22/99
Time
10:04
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RMSE: 45.24 mm
Spread: 44.59 mm
Radial σ: 25.55 mm
Angular σ: 16.43°
Radial bias: -2.43 mm
Angular bias: 0.23°
Mass in target: 32.5%
18 - Any Section
Jan 27, 2026
Hit Rate
30.3%
Score
42
Hits
30/99
Time
09:42
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RMSE: 46.73 mm
Spread: 41.41 mm
Radial σ: 30.15 mm
Angular σ: 14.2°
Radial bias: -16.81 mm
Angular bias: 4.23°
Mass in target: 39.9%
16 - Any Section
Jan 26, 2026
Hit Rate
35.4%
Score
43
Hits
35/99
Time
09:54
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RMSE: 42.44 mm
Spread: 41.86 mm
Radial σ: 33.1 mm
Angular σ: 10.67°
Radial bias: 1.87 mm
Angular bias: -2.52°
Mass in target: 57%
18 - Any Section
Jan 26, 2026
Hit Rate
34.3%
Score
41
Hits
34/99
Time
19:16
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RMSE: 41.38 mm
Spread: 36.76 mm
Radial σ: 18.79 mm
Angular σ: 15.56°
Radial bias: -14.35 mm
Angular bias: 2.56°
Mass in target: 50.7%
10 - Any Section
Jan 26, 2026
Hit Rate
28.3%
Score
29
Hits
28/99
Time
09:53
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RMSE: 37.78 mm
Spread: 36.89 mm
Radial σ: 19.11 mm
Angular σ: 13.69°
Radial bias: -0.44 mm
Angular bias: 2.56°
Mass in target: 41.7%
10 - Any Section
Jan 25, 2026
Hit Rate
30.3%
Score
34
Hits
30/99
Time
09:38
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RMSE: 38.66 mm
Spread: 36.74 mm
Radial σ: 21.18 mm
Angular σ: 12.87°
Radial bias: -0.16 mm
Angular bias: 4.25°
Mass in target: 42.3%
10 - Any Section
Jan 24, 2026
Hit Rate
24.2%
Score
31
Hits
24/99
Time
10:12
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RMSE: 42.94 mm
Spread: 40.01 mm
Radial σ: 21.82 mm
Angular σ: 14.37°
Radial bias: 0.55 mm
Angular bias: 5.73°
Mass in target: 26.9%
3 - Any Section
Jan 23, 2026
Hit Rate
36.4%
Score
43
Hits
36/99
Time
11:02
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RMSE: 39.2 mm
Spread: 36.13 mm
Radial σ: 28.76 mm
Angular σ: 10.84°
Radial bias: -11.85 mm
Angular bias: 3.06°
Mass in target: 51.3%
18 - Any Section
Jan 23, 2026
Hit Rate
29.3%
Score
29
Hits
29/99
Time
09:48
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RMSE: 44.45 mm
Spread: 40.38 mm
Radial σ: 29.13 mm
Angular σ: 14°
Radial bias: -14.8 mm
Angular bias: 3.42°
Mass in target: 46.3%
10 - Any Section
Jan 23, 2026
Hit Rate
25.3%
Score
33
Hits
25/99
Time
09:07
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RMSE: 44.59 mm
Spread: 43.59 mm
Radial σ: 24.56 mm
Angular σ: 14.73°
Radial bias: 5.57 mm
Angular bias: 2.39°
Mass in target: 39.2%
18 - Any Section
Jan 22, 2026
Hit Rate
34.3%
Score
51
Hits
34/99
Time
17:22
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RMSE: 41.27 mm
Spread: 37.98 mm
Radial σ: 26.95 mm
Angular σ: 13.61°
Radial bias: -12.6 mm
Angular bias: 3.22°
Mass in target: 47.8%
16 - Any Section
Jan 20, 2026
Hit Rate
27.3%
Score
35
Hits
27/99
Time
10:36
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RMSE: 40.44 mm
Spread: 39.49 mm
Radial σ: 22.12 mm
Angular σ: 13.26°
Radial bias: 4.43 mm
Angular bias: -3.14°
Mass in target: 46.2%
18 - Any Section
Jan 20, 2026
Hit Rate
34.3%
Score
38
Hits
34/99
Time
09:09
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RMSE: 44.28 mm
Spread: 37.13 mm
Radial σ: 23.31 mm
Angular σ: 15.66°
Radial bias: -18.54 mm
Angular bias: -3.81°
Mass in target: 53.2%
16 - Double
Jan 20, 2026
Hit Rate
4%
Score
4
Hits
4/99
Time
09:55
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RMSE: 48.82 mm
Spread: 42.95 mm
Radial σ: 28.65 mm
Angular σ: 10.15°
Radial bias: 22.44 mm
Angular bias: -3.14°
Mass in target: 5.7%
18 - Any Section
Jan 20, 2026
Hit Rate
18.2%
Score
21
Hits
18/99
Time
09:29
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RMSE: 72.63 mm
Spread: 57.64 mm
Radial σ: 28.6 mm
Angular σ: 29.91°
Radial bias: -28.96 mm
Angular bias: 10.4°
Mass in target: 26.7%
16 - Double
Jan 11, 2026
Hit Rate
11.1%
Score
11
Hits
11/99
Time
09:56
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RMSE: 40.01 mm
Spread: 35.87 mm
Radial σ: 23.92 mm
Angular σ: 8.66°
Radial bias: 18.09 mm
Angular bias: -2.04°
Mass in target: 9.2%
3 - Any Section
Jan 11, 2026
Hit Rate
28.3%
Score
33
Hits
28/99
Time
10:21
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RMSE: 38.11 mm
Spread: 36.65 mm
Radial σ: 26.94 mm
Angular σ: 11.13°
Radial bias: -1.47 mm
Angular bias: 4.84°
Mass in target: 43.9%
3 - Any Section
Jan 10, 2026
Hit Rate
22.2%
Score
31
Hits
22/99
Time
10:48
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RMSE: 51.38 mm
Spread: 45 mm
Radial σ: 35.85 mm
Angular σ: 13.24°
Radial bias: -15.82 mm
Angular bias: 7.88°
Mass in target: 33.6%
18 - Any Section
Jan 07, 2026
Hit Rate
29.3%
Score
35
Hits
29/99
Time
09:39
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RMSE: 53.81 mm
Spread: 45.57 mm
Radial σ: 26.44 mm
Angular σ: 19.68°
Radial bias: -21.96 mm
Angular bias: 3.14°
Mass in target: 48.1%
16 - Double
Jan 06, 2026
Hit Rate
5.1%
Score
5
Hits
5/99
Time
08:43
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RMSE: 52.17 mm
Spread: 50.42 mm
Radial σ: 29.96 mm
Angular σ: 13.27°
Radial bias: 13.33 mm
Angular bias: -2.35°
Mass in target: 6.7%
18 - Any Section
Jan 03, 2026
Hit Rate
21.2%
Score
26
Hits
21/99
Time
09:29
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RMSE: 59.92 mm
Spread: 58.04 mm
Radial σ: 35.99 mm
Angular σ: 23.71°
Radial bias: -6.54 mm
Angular bias: 5.39°
Mass in target: 20.2%
16 - Double
Jan 02, 2026
Hit Rate
3%
Score
3
Hits
3/99
Time
10:57
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RMSE: 49.1 mm
Spread: 48.13 mm
Radial σ: 27.05 mm
Angular σ: 13.47°
Radial bias: 9.07 mm
Angular bias: -1.88°
Mass in target: 4.9%