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BOSTON MARATHON 2024

Allison Slawson

Bib: 15255•F

MI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 48%
Gender (Female)
#0 / 10924
Top 35%
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
7:29/mi
23:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
47:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:12:56
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:38:48
↑ 106↓ 860.1%
Half· 13.11 mi
8:07/mi
1:44:20
↑ 19↓ 370.5%
25K· 15.53 mi
8:34/mi
2:05:07
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:32:27
↑ 181↓ 1480.2%
20M
9:00/mi
2:44:41
↑ 64↓ 500.2%
21M
9:25/mi
2:54:06
↑ 106↓ 241.6%
35K· 21.75 mi
8:31/mi
3:00:28
↑ 17↓ 861.7%
23M
9:08/mi
3:11:54
↑ 23↓ 630.6%
24M
9:03/mi
3:20:57
↓ 821.3%
40K· 24.85 mi
9:09/mi
3:28:46
↓ 200.3%
25.2M
9:54/mi
3:32:11
↑ 13↓ 160.2%
Finish· 26.22 mi
8:21/mi
3:40:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:20
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:56:22
Pace8:53 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3823:157:2923:15
7:29
-
10K
6.21 mi11:20:0847:457:4124:30
7:53
+0:24
15K
9.32 mi11:45:191:12:567:4925:11
8:06
+0:13
20K
12.43 mi12:11:111:38:487:5725:52
8:20
+0:14
Half
13.11 mi12:16:431:44:207:585:32
8:07
-0:13
25K
15.53 mi12:37:302:05:078:0320:47
8:34
+0:27
30K
18.64 mi13:04:502:32:278:1127:20
8:48
+0:14
20M
20.00 mi13:17:042:44:418:1412:14
9:00
+0:12
21M
21.00 mi13:26:292:54:068:179:25
9:25
+0:25
35K
21.75 mi13:32:513:00:288:186:22
8:31
-0:54
23M
23.00 mi13:44:173:11:548:2111:26
9:08
+0:37
24M
24.00 mi13:53:203:20:578:229:03
9:03
-0:05
40K
24.85 mi14:01:093:28:468:247:49
9:09
+0:06
25.2M
25.20 mi14:04:343:32:118:253:25
9:54
+0:45
Finish
26.22 mi14:13:053:40:428:258:31
8:21
-1:33

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

7:29 /mi

Average Pace

8:25 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:28

36% of race

Time at Steady Pace

1:28:52

40% of race

Time at Slower Pace

53:22

24% of race

Average Pace: 8:25 /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 mi10:55:3823:157:2923:15
7:29
#10636
10K
6.21 mi11:20:0847:457:4124:30
7:53
#11962
15K
9.32 mi11:45:191:12:567:4925:11
8:06
#12739
20K
12.43 mi12:11:111:38:487:5725:52
8:20
#13015
Half
13.11 mi12:16:431:44:207:585:32
8:07
#13033
25K
15.53 mi12:37:302:05:078:0320:47
8:34
#13099
30K
18.64 mi13:04:502:32:278:1127:20
8:48
#12829
20M
20.00 mi13:17:042:44:418:1412:14
9:00
#12723
21M
21.00 mi13:26:292:54:068:179:25
9:25
#12545
35K
21.75 mi13:32:513:00:288:186:22
8:31
#12474
23M
23.00 mi13:44:173:11:548:2111:26
9:08
#12377
24M
24.00 mi13:53:203:20:578:229:03
9:03
#12334
40K
24.85 mi14:01:093:28:468:247:49
9:09
#12274
25.2M
25.20 mi14:04:343:32:118:253:25
9:54
#12231
Finish
26.22 mi14:13:053:40:428:258:31
8:21
#12141
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi106362367236714131(Top 55%)4441(Top 41%)4441(Top 95%)
10K6.21 mi3.10 mi11962-13263151-7843151-78413330(Top 52%)3954(Top 36%)3954(Top 85%)
15K9.32 mi3.11 mi12739-7773602-4513602-45114131(Top 55%)4441(Top 41%)4441(Top 95%)
20K12.43 mi3.11 mi13015-2763786-1843786-18413867(Top 54%)4339(Top 40%)4339(Top 93%)
Half13.11 mi0.68 mi13033-183808-223808-2213496(Top 53%)4188(Top 38%)4188(Top 90%)
25K15.53 mi2.42 mi13099-663863-553863-5513441(Top 53%)4286(Top 39%)4286(Top 92%)
30K18.64 mi3.11 mi12829+2703804+593804+5912191(Top 48%)3830(Top 35%)3830(Top 82%)
20M20.00 mi1.36 mi12723+1063813-93813-912154(Top 48%)4106(Top 38%)4106(Top 88%)
21M21.00 mi1.00 mi12545+1783770+433770+4310464(Top 41%)3468(Top 32%)3468(Top 74%)
35K21.75 mi0.75 mi12474+713779-93779-910834(Top 42%)3663(Top 34%)3663(Top 79%)
23M23.00 mi1.25 mi12377+973785-63785-611847(Top 46%)4322(Top 40%)4322(Top 93%)
24M24.00 mi1.00 mi12334+433815-303815-3012428(Top 49%)4627(Top 42%)4627(Top 99%)
40K24.85 mi0.85 mi12274+603814+13814+111524(Top 45%)4305(Top 39%)4305(Top 92%)
25.2M25.20 mi0.35 mi12231+433814381410596(Top 41%)3905(Top 36%)3905(Top 84%)
Finish26.22 mi1.02 mi12141+903792+223792+2210709(Top 42%)3849(Top 35%)3849(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14131

Females

4441

F18-39

4441

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13330

Females

3954

F18-39

3954

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14131

Females

4441

F18-39

4441

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

13867

Females

4339

F18-39

4339

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

13496

Females

4188

F18-39

4188

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

13441

Females

4286

F18-39

4286

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12191

Females

3830

F18-39

3830

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12154

Females

4106

F18-39

4106

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

10464

Females

3468

F18-39

3468

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10834

Females

3663

F18-39

3663

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

11847

Females

4322

F18-39

4322

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12428

Females

4627

F18-39

4627

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11524

Females

4305

F18-39

4305

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10596

Females

3905

F18-39

3905

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

10709

Females

3849

F18-39

3849

Passing Analysis

Category:
Athletes Passed
2061
Passed By
3566
Net Change
-1505
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10636
5K → 10K401366-1326#10636#11962
10K → 15K58835-777#11962#12739
15K → 20K202478-276#12739#13015
20K → Half4159-18#13015#13033
Half → 25K232298-66#13033#13099
25K → 30K403133+270#13099#12829
30K → 20M18276+106#12829#12723
20M → 21M22446+178#12723#12545
21M → 35K9928+71#12545#12474
35K → 23M17275+97#12474#12377
23M → 24M12683+43#12377#12334
24M → 40K10747+60#12334#12274
40K → 25.2M6118+43#12274#12231
25.2M → Finish11424+90#12231#12141
TOTALS20613566-1505
📊

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