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BOSTON MARATHON 2023

Bridget Lyons

Bib: 15133•F

OH

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 36%
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
8:22/mi
26:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
51:26
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:17:20
↑ 67↓ 78
20K· 12.43 mi
8:17/mi
1:43:05
↑ 106↓ 860.1%
Half· 13.11 mi
8:14/mi
1:48:42
↑ 19↓ 370.5%
25K· 15.53 mi
8:08/mi
2:08:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:12/mi
2:33:54
↑ 181↓ 1480.2%
20M
8:06/mi
2:44:54
↑ 64↓ 500.2%
21M
8:30/mi
2:53:24
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:59:13
↑ 17↓ 861.7%
23M
8:13/mi
3:09:30
↑ 23↓ 630.6%
24M
8:01/mi
3:17:31
↓ 821.3%
40K· 24.85 mi
8:04/mi
3:24:25
↓ 200.3%
25.2M
8:33/mi
3:27:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:35:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:48:42
Pace8:17 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:46:44
Pace8:09 /mi
📊Negative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:0626:008:2226:00
8:22
-
10K
6.21 mi11:21:3251:268:1725:26
8:11
-0:11
15K
9.32 mi11:47:261:17:208:1825:54
8:20
+0:09
20K
12.43 mi12:13:111:43:058:1825:45
8:17
-0:03
Half
13.11 mi12:18:481:48:428:175:37
8:14
-0:03
25K
15.53 mi12:38:322:08:268:1619:44
8:08
-0:06
30K
18.64 mi13:04:002:33:548:1525:28
8:12
+0:04
20M
20.00 mi13:15:002:44:548:1511:00
8:06
-0:06
21M
21.00 mi13:23:302:53:248:158:30
8:30
+0:24
35K
21.75 mi13:29:192:59:138:145:49
7:46
-0:44
23M
23.00 mi13:39:363:09:308:1410:17
8:13
+0:27
24M
24.00 mi13:47:373:17:318:148:01
8:01
-0:12
40K
24.85 mi13:54:313:24:258:136:54
8:04
+0:03
25.2M
25.20 mi13:57:283:27:228:142:57
8:33
+0:29
Finish
26.22 mi14:05:323:35:268:138:04
7:55
-0:38

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

8:13 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:29

99% of race

Time at Steady Pace

2:57

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:13 /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 mi10:56:0626:008:2226:00
8:22
#16641
10K
6.21 mi11:21:3251:268:1725:26
8:11
#16345
15K
9.32 mi11:47:261:17:208:1825:54
8:20
#16485
20K
12.43 mi12:13:111:43:058:1825:45
8:17
#16242
Half
13.11 mi12:18:481:48:428:175:37
8:14
#16228
25K
15.53 mi12:38:322:08:268:1619:44
8:08
#15805
30K
18.64 mi13:04:002:33:548:1525:28
8:12
#15167
20M
20.00 mi13:15:002:44:548:1511:00
8:06
#14867
21M
21.00 mi13:23:302:53:248:158:30
8:30
#14605
35K
21.75 mi13:29:192:59:138:145:49
7:46
#14462
23M
23.00 mi13:39:363:09:308:1410:17
8:13
#14239
24M
24.00 mi13:47:373:17:318:148:01
8:01
#14097
40K
24.85 mi13:54:313:24:258:136:54
8:04
#13928
25.2M
25.20 mi13:57:283:27:228:142:57
8:33
#13864
Finish
26.22 mi14:05:323:35:268:138:04
7:55
#13754
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi166415689568916767(Top 63%)5768(Top 50%)5768(Top 118%)
10K6.21 mi3.10 mi16345+2965488+2015488+20116151(Top 61%)5366(Top 47%)5366(Top 110%)
15K9.32 mi3.11 mi16485-1405580-925580-9216767(Top 63%)5768(Top 50%)5768(Top 118%)
20K12.43 mi3.11 mi16242+2435447+1335447+13315538(Top 58%)5052(Top 44%)5052(Top 103%)
Half13.11 mi0.68 mi16228+145443+45443+416017(Top 60%)5285(Top 46%)5285(Top 108%)
25K15.53 mi2.42 mi15805+4235215+2285215+22813812(Top 52%)4105(Top 36%)4105(Top 84%)
30K18.64 mi3.11 mi15167+6384863+3524863+35212346(Top 46%)3387(Top 30%)3387(Top 69%)
20M20.00 mi1.36 mi14867+3004682+1814682+18111026(Top 41%)2759(Top 24%)2759(Top 56%)
21M21.00 mi1.00 mi14605+2624550+1324550+13210527(Top 40%)2648(Top 23%)2648(Top 54%)
35K21.75 mi0.75 mi14462+1434485+654485+6510564(Top 40%)2664(Top 23%)2664(Top 55%)
23M23.00 mi1.25 mi14239+2234373+1124373+11211313(Top 42%)3174(Top 28%)3174(Top 65%)
24M24.00 mi1.00 mi14097+1424306+674306+6711402(Top 43%)3297(Top 29%)3297(Top 68%)
40K24.85 mi0.85 mi13928+1694228+784228+7810570(Top 40%)2932(Top 26%)2932(Top 60%)
25.2M25.20 mi0.35 mi13864+644197+314197+319997(Top 38%)2713(Top 24%)2713(Top 56%)
Finish26.22 mi1.02 mi13754+1104142+554142+5511546(Top 43%)3476(Top 30%)3476(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16767

Females

5768

F18-39

5768

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16151

Females

5366

F18-39

5366

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16767

Females

5768

F18-39

5768

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

15538

Females

5052

F18-39

5052

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

16017

Females

5285

F18-39

5285

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13812

Females

4105

F18-39

4105

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12346

Females

3387

F18-39

3387

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11026

Females

2759

F18-39

2759

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10527

Females

2648

F18-39

2648

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10564

Females

2664

F18-39

2664

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11313

Females

3174

F18-39

3174

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11402

Females

3297

F18-39

3297

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10570

Females

2932

F18-39

2932

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9997

Females

2713

F18-39

2713

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

11546

Females

3476

F18-39

3476

Passing Analysis

Category:
Athletes Passed
3509
Passed By
622
Net Change
+2887
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16641
5K → 10K487191+296#16641#16345
10K → 15K140280-140#16345#16485
15K → 20K30158+243#16485#16242
20K → Half4228+14#16242#16228
Half → 25K4318+423#16228#15805
25K → 30K6413+638#15805#15167
30K → 20M3011+300#15167#14867
20M → 21M2664+262#14867#14605
21M → 35K1474+143#14605#14462
35K → 23M23310+223#14462#14239
23M → 24M1475+142#14239#14097
24M → 40K1767+169#14097#13928
40K → 25.2M706+64#13928#13864
25.2M → Finish12717+110#13864#13754
TOTALS3509622+2887
📊

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