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BOSTON MARATHON 2024

Courtney Towson

Bib: 28305•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:22/mi
29:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
57:26
↑ 79↓ 1380.4%
15K· 9.32 mi
9:27/mi
1:26:48
↑ 67↓ 78
20K· 12.43 mi
10:15/mi
1:58:39
↑ 106↓ 860.1%
Half· 13.11 mi
10:41/mi
2:05:56
↑ 19↓ 370.5%
25K· 15.53 mi
10:57/mi
2:32:29
↑ 66↓ 880.2%
30K· 18.64 mi
11:21/mi
3:07:44
↑ 181↓ 1480.2%
20M
11:37/mi
3:23:31
↑ 64↓ 500.2%
21M
12:27/mi
3:35:58
↑ 106↓ 241.6%
35K· 21.75 mi
11:48/mi
3:44:48
↑ 17↓ 861.7%
23M
11:52/mi
3:59:40
↑ 23↓ 630.6%
24M
11:11/mi
4:10:51
↓ 821.3%
40K· 24.85 mi
10:40/mi
4:19:58
↓ 200.3%
25.2M
11:07/mi
4:23:48
↑ 13↓ 160.2%
Finish· 26.22 mi
9:39/mi
4:33:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:56
Pace9:36 /mi
2nd Half
Distance13.11 mi
Time2:27:42
Pace11:16 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0729:079:2229:07
9:22
-
10K
6.21 mi12:18:2657:269:1528:19
9:07
-0:15
15K
9.32 mi12:47:481:26:489:1929:22
9:27
+0:20
20K
12.43 mi13:19:391:58:399:3331:51
10:15
+0:48
Half
13.11 mi13:26:562:05:569:367:17
10:41
+0:26
25K
15.53 mi13:53:292:32:299:4926:33
10:57
+0:16
30K
18.64 mi14:28:443:07:4410:0435:15
11:21
+0:24
20M
20.00 mi14:44:313:23:3110:1115:47
11:37
+0:16
21M
21.00 mi14:56:583:35:5810:1712:27
12:27
+0:50
35K
21.75 mi15:05:483:44:4810:208:50
11:48
-0:39
23M
23.00 mi15:20:403:59:4010:2514:52
11:52
+0:04
24M
24.00 mi15:31:514:10:5110:2711:11
11:11
-0:41
40K
24.85 mi15:40:584:19:5810:289:07
10:40
-0:31
25.2M
25.20 mi15:44:484:23:4810:283:50
11:07
+0:27
Finish
26.22 mi15:54:384:33:3810:279:50
9:39
-1:28

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:07 /mi

Average Pace

10:27 /mi

Slowest Pace

12:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:29

47% of race

Time at Steady Pace

1:33:13

34% of race

Time at Slower Pace

51:56

19% of race

Average Pace: 10:26 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:50:0729:079:2229:07
9:22
#21342
10K
6.21 mi12:18:2657:269:1528:19
9:07
#20794
15K
9.32 mi12:47:481:26:489:1929:22
9:27
#20690
20K
12.43 mi13:19:391:58:399:3331:51
10:15
#20814
Half
13.11 mi13:26:562:05:569:367:17
10:41
#20930
25K
15.53 mi13:53:292:32:299:4926:33
10:57
#20992
30K
18.64 mi14:28:443:07:4410:0435:15
11:21
#20947
20M
20.00 mi14:44:313:23:3110:1115:47
11:37
#20928
21M
21.00 mi14:56:583:35:5810:1712:27
12:27
#20866
35K
21.75 mi15:05:483:44:4810:208:50
11:48
#20881
23M
23.00 mi15:20:403:59:4010:2514:52
11:52
#20841
24M
24.00 mi15:31:514:10:5110:2711:11
11:11
#20780
40K
24.85 mi15:40:584:19:5810:289:07
10:40
#20658
25.2M
25.20 mi15:44:484:23:4810:283:50
11:07
#20578
Finish
26.22 mi15:54:384:33:3810:279:50
9:39
#20454
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi213428591859120525(Top 80%)8076(Top 74%)8076(Top 173%)
10K6.21 mi3.10 mi20794+5488271+3208271+32020212(Top 79%)7937(Top 73%)7937(Top 170%)
15K9.32 mi3.11 mi20690+1048188+838188+8320525(Top 80%)8076(Top 74%)8076(Top 173%)
20K12.43 mi3.11 mi20814-1248256-688256-6821124(Top 83%)8428(Top 77%)8428(Top 181%)
Half13.11 mi0.68 mi20930-1168317-618317-6122989(Top 90%)9481(Top 87%)9481(Top 203%)
25K15.53 mi2.42 mi20992-628374-578374-5721406(Top 84%)8690(Top 80%)8690(Top 186%)
30K18.64 mi3.11 mi20947+458410-368410-3620721(Top 81%)8489(Top 78%)8489(Top 182%)
20M20.00 mi1.36 mi20928+198425-158425-1520644(Top 81%)8568(Top 78%)8568(Top 184%)
21M21.00 mi1.00 mi20866+628413+128413+1219766(Top 77%)8206(Top 75%)8206(Top 176%)
35K21.75 mi0.75 mi20881-158441-288441-2821458(Top 84%)9075(Top 83%)9075(Top 195%)
23M23.00 mi1.25 mi20841+408453-128453-1220476(Top 80%)8633(Top 79%)8633(Top 185%)
24M24.00 mi1.00 mi20780+618437+168437+1619714(Top 77%)8300(Top 76%)8300(Top 178%)
40K24.85 mi0.85 mi20658+1228385+528385+5217196(Top 67%)7129(Top 65%)7129(Top 153%)
25.2M25.20 mi0.35 mi20578+808353+328353+3214944(Top 58%)6026(Top 55%)6026(Top 129%)
Finish26.22 mi1.02 mi20454+1248302+518302+5117174(Top 67%)7106(Top 65%)7106(Top 152%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

20525

Females

8076

F18-39

8076

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20212

Females

7937

F18-39

7937

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

20525

Females

8076

F18-39

8076

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21124

Females

8428

F18-39

8428

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

22989

Females

9481

F18-39

9481

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21406

Females

8690

F18-39

8690

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

20721

Females

8489

F18-39

8489

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

20644

Females

8568

F18-39

8568

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

19766

Females

8206

F18-39

8206

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

21458

Females

9075

F18-39

9075

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

20476

Females

8633

F18-39

8633

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

19714

Females

8300

F18-39

8300

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17196

Females

7129

F18-39

7129

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

14944

Females

6026

F18-39

6026

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17174

Females

7106

F18-39

7106

Passing Analysis

Category:
Athletes Passed
2096
Passed By
1208
Net Change
+888
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21342
5K → 10K60860+548#21342#20794
10K → 15K256152+104#20794#20690
15K → 20K146270-124#20690#20814
20K → Half8124-116#20814#20930
Half → 25K125187-62#20930#20992
25K → 30K194149+45#20992#20947
30K → 20M8364+19#20947#20928
20M → 21M10543+62#20928#20866
21M → 35K5469-15#20866#20881
35K → 23M9656+40#20881#20841
23M → 24M8322+61#20841#20780
24M → 40K1286+122#20780#20658
40K → 25.2M822+80#20658#20578
25.2M → Finish1284+124#20578#20454
TOTALS20961208+888
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing