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BOSTON MARATHON 2023

Hayley Langley

Bib: 15388•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
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
7:57/mi
24:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:57/mi
49:25
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:14:28
↑ 67↓ 78
20K· 12.43 mi
8:09/mi
1:39:47
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:45:15
↑ 19↓ 370.5%
25K· 15.53 mi
8:03/mi
2:04:45
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:30:33
↑ 181↓ 1480.2%
20M
8:20/mi
2:41:52
↑ 64↓ 500.2%
21M
9:08/mi
2:51:00
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
2:57:07
↑ 17↓ 861.7%
23M
8:29/mi
3:07:44
↑ 23↓ 630.6%
24M
7:48/mi
3:15:32
↓ 821.3%
40K· 24.85 mi
8:00/mi
3:22:22
↓ 200.3%
25.2M
8:39/mi
3:25:21
↑ 13↓ 160.2%
Finish· 26.22 mi
7:46/mi
3:33:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:15
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:48:01
Pace8:14 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2324:427:5724:42
7:57
-
10K
6.21 mi11:19:0649:257:5724:43
7:57
0:00
15K
9.32 mi11:44:091:14:287:5925:03
8:04
+0:07
20K
12.43 mi12:09:281:39:478:0225:19
8:09
+0:05
Half
13.11 mi12:14:561:45:158:025:28
8:01
-0:08
25K
15.53 mi12:34:262:04:458:0219:30
8:03
+0:02
30K
18.64 mi13:00:142:30:338:0525:48
8:18
+0:15
20M
20.00 mi13:11:332:41:528:0611:19
8:20
+0:02
21M
21.00 mi13:20:412:51:008:099:08
9:08
+0:48
35K
21.75 mi13:26:482:57:078:096:07
8:11
-0:57
23M
23.00 mi13:37:253:07:448:1010:37
8:29
+0:18
24M
24.00 mi13:45:133:15:328:097:48
7:48
-0:41
40K
24.85 mi13:52:033:22:228:096:50
8:00
+0:12
25.2M
25.20 mi13:55:023:25:218:092:59
8:39
+0:39
Finish
26.22 mi14:02:573:33:168:087:55
7:46
-0:53

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

7:46 /mi

Average Pace

8:08 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:09

94% of race

Time at Steady Pace

12:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi10:54:2324:427:5724:42
7:57
#13654
10K
6.21 mi11:19:0649:257:5724:43
7:57
#14011
15K
9.32 mi11:44:091:14:287:5925:03
8:04
#14280
20K
12.43 mi12:09:281:39:478:0225:19
8:09
#14322
Half
13.11 mi12:14:561:45:158:025:28
8:01
#14322
25K
15.53 mi12:34:262:04:458:0219:30
8:03
#14108
30K
18.64 mi13:00:142:30:338:0525:48
8:18
#13901
20M
20.00 mi13:11:332:41:528:0611:19
8:20
#13781
21M
21.00 mi13:20:412:51:008:099:08
9:08
#13781
35K
21.75 mi13:26:482:57:078:096:07
8:11
#13754
23M
23.00 mi13:37:253:07:448:1010:37
8:29
#13690
24M
24.00 mi13:45:133:15:328:097:48
7:48
#13475
40K
24.85 mi13:52:033:22:228:096:50
8:00
#13314
25.2M
25.20 mi13:55:023:25:218:092:59
8:39
#13239
Finish
26.22 mi14:02:573:33:168:087:55
7:46
#13129
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi136543817381714911(Top 56%)4624(Top 40%)4624(Top 95%)
10K6.21 mi3.10 mi14011-3574049-2324049-23214457(Top 54%)4335(Top 38%)4335(Top 89%)
15K9.32 mi3.11 mi14280-2694223-1744223-17414911(Top 56%)4624(Top 40%)4624(Top 95%)
20K12.43 mi3.11 mi14322-424265-424265-4214585(Top 55%)4449(Top 39%)4449(Top 91%)
Half13.11 mi0.68 mi143224272-74272-714494(Top 54%)4363(Top 38%)4363(Top 89%)
25K15.53 mi2.42 mi14108+2144178+944178+9413106(Top 49%)3690(Top 32%)3690(Top 76%)
30K18.64 mi3.11 mi13901+2074082+964082+9613065(Top 49%)3794(Top 33%)3794(Top 78%)
20M20.00 mi1.36 mi13781+1204028+544028+5412562(Top 47%)3619(Top 32%)3619(Top 74%)
21M21.00 mi1.00 mi137814045-174045-1714133(Top 53%)4553(Top 40%)4553(Top 93%)
35K21.75 mi0.75 mi13754+274043+24043+213299(Top 50%)4161(Top 36%)4161(Top 85%)
23M23.00 mi1.25 mi13690+644034+94034+913103(Top 49%)4124(Top 36%)4124(Top 84%)
24M24.00 mi1.00 mi13475+2153926+1083926+1089850(Top 37%)2535(Top 22%)2535(Top 52%)
40K24.85 mi0.85 mi13314+1613851+753851+7510052(Top 38%)2689(Top 24%)2689(Top 55%)
25.2M25.20 mi0.35 mi13239+753819+323819+3210554(Top 40%)2980(Top 26%)2980(Top 61%)
Finish26.22 mi1.02 mi13129+1103775+443775+4410491(Top 39%)2944(Top 26%)2944(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14911

Females

4624

F18-39

4624

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

14457

Females

4335

F18-39

4335

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14911

Females

4624

F18-39

4624

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

14585

Females

4449

F18-39

4449

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14494

Females

4363

F18-39

4363

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13106

Females

3690

F18-39

3690

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13065

Females

3794

F18-39

3794

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12562

Females

3619

F18-39

3619

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

14133

Females

4553

F18-39

4553

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13299

Females

4161

F18-39

4161

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13103

Females

4124

F18-39

4124

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9850

Females

2535

F18-39

2535

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10052

Females

2689

F18-39

2689

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10554

Females

2980

F18-39

2980

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10491

Females

2944

F18-39

2944

Passing Analysis

Category:
Athletes Passed
2020
Passed By
1495
Net Change
+525
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13654
5K → 10K144501-357#13654#14011
10K → 15K98367-269#14011#14280
15K → 20K165207-42#14280#14322
20K → Half29290#14322#14322
Half → 25K26046+214#14322#14108
25K → 30K29790+207#14108#13901
30K → 20M15232+120#13901#13781
20M → 21M1011010#13781#13781
21M → 35K6134+27#13781#13754
35K → 23M12258+64#13754#13690
23M → 24M2194+215#13690#13475
24M → 40K1665+161#13475#13314
40K → 25.2M805+75#13314#13239
25.2M → Finish12616+110#13239#13129
TOTALS20201495+525
📊

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