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BOSTON MARATHON 2023

Erin Haynes

Bib: 14114•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 24%
Division (F18-39)
#0 / 4884
Top 40%
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
7:39/mi
23:46
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
47:08
↑ 79↓ 1380.4%
15K· 9.32 mi
7:32/mi
1:10:33
↑ 67↓ 78
20K· 12.43 mi
7:37/mi
1:34:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:39:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:57:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:22:23
↑ 181↓ 1480.2%
20M
8:03/mi
2:33:19
↑ 64↓ 500.2%
21M
8:28/mi
2:41:47
↑ 106↓ 241.6%
35K· 21.75 mi
8:03/mi
2:47:48
↑ 17↓ 861.7%
23M
8:20/mi
2:58:14
↑ 23↓ 630.6%
24M
8:45/mi
3:06:59
↓ 821.3%
40K· 24.85 mi
8:56/mi
3:14:37
↓ 200.3%
25.2M
9:11/mi
3:17:47
↑ 13↓ 160.2%
Finish· 26.22 mi
8:46/mi
3:26:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:23
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:47:20
Pace8:11 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4423:467:3923:46
7:39
-
10K
6.21 mi11:16:0647:087:3523:22
7:31
-0:08
15K
9.32 mi11:39:311:10:337:3423:25
7:32
+0:01
20K
12.43 mi12:03:121:34:147:3523:41
7:37
+0:05
Half
13.11 mi12:08:211:39:237:355:09
7:33
-0:04
25K
15.53 mi12:26:501:57:527:3518:29
7:37
+0:04
30K
18.64 mi12:51:212:22:237:3824:31
7:53
+0:16
20M
20.00 mi13:02:172:33:197:4010:56
8:03
+0:10
21M
21.00 mi13:10:452:41:477:428:28
8:28
+0:25
35K
21.75 mi13:16:462:47:487:436:01
8:03
-0:25
23M
23.00 mi13:27:122:58:147:4510:26
8:20
+0:17
24M
24.00 mi13:35:573:06:597:478:45
8:45
+0:25
40K
24.85 mi13:43:353:14:377:507:38
8:56
+0:11
25.2M
25.20 mi13:46:453:17:477:513:10
9:11
+0:15
Finish
26.22 mi13:55:413:26:437:538:56
8:46
-0:25

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

7:31 /mi

Average Pace

7:53 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:52

57% of race

Time at Steady Pace

41:28

20% of race

Time at Slower Pace

47:23

23% of race

Average Pace: 7:53 /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 mi10:52:4423:467:3923:46
7:39
#11035
10K
6.21 mi11:16:0647:087:3523:22
7:31
#10794
15K
9.32 mi11:39:311:10:337:3423:25
7:32
#10664
20K
12.43 mi12:03:121:34:147:3523:41
7:37
#10553
Half
13.11 mi12:08:211:39:237:355:09
7:33
#10552
25K
15.53 mi12:26:501:57:527:3518:29
7:37
#10379
30K
18.64 mi12:51:212:22:237:3824:31
7:53
#10286
20M
20.00 mi13:02:172:33:197:4010:56
8:03
#10288
21M
21.00 mi13:10:452:41:477:428:28
8:28
#10256
35K
21.75 mi13:16:462:47:487:436:01
8:03
#10324
23M
23.00 mi13:27:122:58:147:4510:26
8:20
#10396
24M
24.00 mi13:35:573:06:597:478:45
8:45
#10676
40K
24.85 mi13:43:353:14:377:507:38
8:56
#10876
25.2M
25.20 mi13:46:453:17:477:513:10
9:11
#10919
Finish
26.22 mi13:55:413:26:437:538:56
8:46
#11208
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi110352348234810502(Top 39%)2078(Top 18%)2078(Top 43%)
10K6.21 mi3.10 mi10794+2412225+1232225+12310641(Top 40%)2126(Top 19%)2126(Top 44%)
15K9.32 mi3.11 mi10664+1302149+762149+7610502(Top 39%)2078(Top 18%)2078(Top 43%)
20K12.43 mi3.11 mi10553+1112101+482101+4810282(Top 39%)2043(Top 18%)2043(Top 42%)
Half13.11 mi0.68 mi10552+12093+82093+810698(Top 40%)2236(Top 20%)2236(Top 46%)
25K15.53 mi2.42 mi10379+1732033+602033+609757(Top 37%)1899(Top 17%)1899(Top 39%)
30K18.64 mi3.11 mi10286+932046-132046-1310086(Top 38%)2207(Top 19%)2207(Top 45%)
20M20.00 mi1.36 mi10288-22063-172063-1710617(Top 40%)2543(Top 22%)2543(Top 52%)
21M21.00 mi1.00 mi10256+322073-102073-1010315(Top 39%)2542(Top 22%)2542(Top 52%)
35K21.75 mi0.75 mi10324-682123-502123-5012438(Top 47%)3657(Top 32%)3657(Top 75%)
23M23.00 mi1.25 mi10396-722195-722195-7212133(Top 46%)3583(Top 31%)3583(Top 73%)
24M24.00 mi1.00 mi10676-2802364-1692364-16915935(Top 60%)5763(Top 50%)5763(Top 118%)
40K24.85 mi0.85 mi10876-2002492-1282492-12815761(Top 59%)5705(Top 50%)5705(Top 117%)
25.2M25.20 mi0.35 mi10919-432527-352527-3513566(Top 51%)4503(Top 39%)4503(Top 92%)
Finish26.22 mi1.02 mi11208-2892696-1692696-16916850(Top 63%)6282(Top 55%)6282(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10502

Females

2078

F18-39

2078

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10641

Females

2126

F18-39

2126

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10502

Females

2078

F18-39

2078

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

10282

Females

2043

F18-39

2043

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10698

Females

2236

F18-39

2236

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9757

Females

1899

F18-39

1899

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10086

Females

2207

F18-39

2207

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10617

Females

2543

F18-39

2543

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10315

Females

2542

F18-39

2542

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

12438

Females

3657

F18-39

3657

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12133

Females

3583

F18-39

3583

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

15935

Females

5763

F18-39

5763

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15761

Females

5705

F18-39

5705

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13566

Females

4503

F18-39

4503

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16850

Females

6282

F18-39

6282

Passing Analysis

Category:
Athletes Passed
1712*
Passed By
1885
Net Change
-173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11035
5K → 10K430189+241#11035#10794
10K → 15K255125+130#10794#10664
15K → 20K218107+111#10664#10553
20K → Half3130+1#10553#10552
Half → 25K22451+173#10552#10379
25K → 30K195102+93#10379#10286
30K → 20M79*81-2#10286#10288
20M → 21M9967+32#10288#10256
21M → 35K2997-68#10256#10324
35K → 23M64136-72#10324#10396
23M → 24M18298-280#10396#10676
24M → 40K30230-200#10676#10876
40K → 25.2M2164-43#10876#10919
25.2M → Finish19308-289#10919#11208
TOTALS1712*1885-173

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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