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BOSTON MARATHON 2023

Allison Hayes

Bib: 27054•F

CT

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
10:39/mi
33:05
↑ 97↓ 3451.5%
10K· 6.21 mi
10:46/mi
1:06:31
↑ 79↓ 1380.4%
15K· 9.32 mi
9:58/mi
1:37:28
↑ 67↓ 78
20K· 12.43 mi
10:41/mi
2:10:40
↑ 106↓ 860.1%
Half· 13.11 mi
10:49/mi
2:18:03
↑ 19↓ 370.5%
25K· 15.53 mi
11:41/mi
2:46:23
↑ 66↓ 880.2%
30K· 18.64 mi
11:16/mi
3:21:23
↑ 181↓ 1480.2%
20M
11:21/mi
3:36:49
↑ 64↓ 500.2%
21M
12:04/mi
3:48:53
↑ 106↓ 241.6%
35K· 21.75 mi
10:43/mi
3:56:54
↑ 17↓ 861.7%
23M
11:10/mi
4:10:53
↑ 23↓ 630.6%
24M
10:53/mi
4:21:46
↓ 821.3%
40K· 24.85 mi
10:53/mi
4:31:04
↓ 200.3%
25.2M
11:04/mi
4:34:53
↑ 13↓ 160.2%
Finish· 26.22 mi
10:14/mi
4:45:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:03
Pace10:32 /mi
2nd Half
Distance13.11 mi
Time2:27:16
Pace11:14 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3233:0510:3933:05
10:39
-
10K
6.21 mi12:23:581:06:3110:4233:26
10:46
+0:07
15K
9.32 mi12:54:551:37:2810:2730:57
9:58
-0:48
20K
12.43 mi13:28:072:10:4010:3133:12
10:41
+0:43
Half
13.11 mi13:35:302:18:0310:327:23
10:49
+0:08
25K
15.53 mi14:03:502:46:2310:4328:20
11:41
+0:52
30K
18.64 mi14:38:503:21:2310:4835:00
11:16
-0:25
20M
20.00 mi14:54:163:36:4910:5015:26
11:21
+0:05
21M
21.00 mi15:06:203:48:5310:5412:04
12:04
+0:43
35K
21.75 mi15:14:213:56:5410:548:01
10:43
-1:21
23M
23.00 mi15:28:204:10:5310:5413:59
11:10
+0:27
24M
24.00 mi15:39:134:21:4610:5410:53
10:53
-0:17
40K
24.85 mi15:48:314:31:0410:549:18
10:53
0:00
25.2M
25.20 mi15:52:204:34:5310:543:49
11:04
+0:11
Finish
26.22 mi16:02:464:45:1910:5310:26
10:14
-0:50

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

9:58 /mi

Average Pace

10:53 /mi

Slowest Pace

12:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:23

15% of race

Time at Steady Pace

2:19:07

49% of race

Time at Slower Pace

1:44:49

37% of race

Average Pace: 10:53 /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 mi11:50:3233:0510:3933:05
10:39
#25075
10K
6.21 mi12:23:581:06:3110:4233:26
10:46
#25099
15K
9.32 mi12:54:551:37:2810:2730:57
9:58
#24553
20K
12.43 mi13:28:072:10:4010:3133:12
10:41
#24441
Half
13.11 mi13:35:302:18:0310:327:23
10:49
#24458
25K
15.53 mi14:03:502:46:2310:4328:20
11:41
#24576
30K
18.64 mi14:38:503:21:2310:4835:00
11:16
#24371
20M
20.00 mi14:54:163:36:4910:5015:26
11:21
#24267
21M
21.00 mi15:06:203:48:5310:5412:04
12:04
#24188
35K
21.75 mi15:14:213:56:5410:548:01
10:43
#24153
23M
23.00 mi15:28:204:10:5310:5413:59
11:10
#24074
24M
24.00 mi15:39:134:21:4610:5410:53
10:53
#24029
40K
24.85 mi15:48:314:31:0410:549:18
10:53
#23976
25.2M
25.20 mi15:52:204:34:5310:543:49
11:04
#23937
Finish
26.22 mi16:02:464:45:1910:5310:26
10:14
#23890
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25075104751047523441(Top 88%)9577(Top 84%)9577(Top 196%)
10K6.21 mi3.10 mi25099-2410492-1710492-1725101(Top 94%)10498(Top 92%)10498(Top 215%)
15K9.32 mi3.11 mi24553+54610190+30210190+30223441(Top 88%)9577(Top 84%)9577(Top 196%)
20K12.43 mi3.11 mi24441+11210138+5210138+5224155(Top 91%)10000(Top 88%)10000(Top 205%)
Half13.11 mi0.68 mi24458-1710154-1610154-1624704(Top 93%)10319(Top 90%)10319(Top 211%)
25K15.53 mi2.42 mi24576-11810229-7510229-7524879(Top 93%)10446(Top 91%)10446(Top 214%)
30K18.64 mi3.11 mi24371+20510137+9210137+9223524(Top 88%)9748(Top 85%)9748(Top 200%)
20M20.00 mi1.36 mi24267+10410088+4910088+4923291(Top 87%)9676(Top 85%)9676(Top 198%)
21M21.00 mi1.00 mi24188+7910057+3110057+3122868(Top 86%)9481(Top 83%)9481(Top 194%)
35K21.75 mi0.75 mi24153+3510037+2010037+2022788(Top 86%)9480(Top 83%)9480(Top 194%)
23M23.00 mi1.25 mi24074+7910000+3710000+3722685(Top 85%)9425(Top 83%)9425(Top 193%)
24M24.00 mi1.00 mi24029+459983+179983+1722796(Top 86%)9526(Top 83%)9526(Top 195%)
40K24.85 mi0.85 mi23976+539960+239960+2322123(Top 83%)9211(Top 81%)9211(Top 189%)
25.2M25.20 mi0.35 mi23937+399941+199941+1920657(Top 78%)8418(Top 74%)8418(Top 172%)
Finish26.22 mi1.02 mi23890+479921+209921+2022404(Top 84%)9334(Top 82%)9334(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23441

Females

9577

F18-39

9577

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

25101

Females

10498

F18-39

10498

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23441

Females

9577

F18-39

9577

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

24155

Females

10000

F18-39

10000

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

24704

Females

10319

F18-39

10319

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

24879

Females

10446

F18-39

10446

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

23524

Females

9748

F18-39

9748

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23291

Females

9676

F18-39

9676

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

22868

Females

9481

F18-39

9481

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22788

Females

9480

F18-39

9480

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

22685

Females

9425

F18-39

9425

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

22796

Females

9526

F18-39

9526

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22123

Females

9211

F18-39

9211

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20657

Females

8418

F18-39

8418

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

22404

Females

9334

F18-39

9334

Passing Analysis

Category:
Athletes Passed
1690
Passed By
505
Net Change
+1185
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25075
5K → 10K162186-24#25075#25099
10K → 15K5526+546#25099#24553
15K → 20K15442+112#24553#24441
20K → Half1835-17#24441#24458
Half → 25K37155-118#24458#24576
25K → 30K22520+205#24576#24371
30K → 20M11410+104#24371#24267
20M → 21M9415+79#24267#24188
21M → 35K394+35#24188#24153
35K → 23M878+79#24153#24074
23M → 24M538+45#24074#24029
24M → 40K607+53#24029#23976
40K → 25.2M412+39#23976#23937
25.2M → Finish547+47#23937#23890
TOTALS1690505+1185
📊

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