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BOSTON MARATHON 2023

Erika Haverty

Bib: 29199•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
30:12
Rank: #22713
Start → 5K
30:12 | 9:43/mi
10K· 6.21 mi
1:00:13
Rank: #22869 (-156)
5K → 10K
30:01 | 9:40/mi
15K· 9.32 mi
1:30:25
Rank: #22879 (-10)
10K → 15K
30:12 | 9:43/mi
20K· 12.43 mi
2:00:31
Rank: #22670 (+209)
15K → 20K
30:06 | 9:41/mi
Half· 13.11 mi
2:07:06
Rank: #22668 (+2)
20K → Half
6:35 | 9:39/mi
25K· 15.53 mi
2:30:52
Rank: #22506 (+162)
Half → 25K
23:46 | 9:48/mi
30K· 18.64 mi
3:01:49
Rank: #22225 (+281)
25K → 30K
30:57 | 9:58/mi
20M
3:15:15
Rank: #22059 (+166)
30K → 20M
13:26 | 9:53/mi
21M
3:25:18
Rank: #21866 (+193)
20M → 21M
10:03 | 10:03/mi
35K· 21.75 mi
3:32:35
Rank: #21830 (+36)
21M → 35K
7:17 | 9:44/mi
23M
3:45:04
Rank: #21707 (+123)
35K → 23M
12:29 | 9:58/mi
24M
3:54:33
Rank: #21596 (+111)
23M → 24M
9:29 | 9:29/mi
40K· 24.85 mi
4:02:43
Rank: #21493 (+103)
24M → 40K
8:10 | 9:33/mi
25.2M
4:06:09
Rank: #21434 (+59)
40K → 25.2M
3:26 | 9:57/mi
Finish· 26.22 mi
4:15:14
Rank: #21286 (+148)
25.2M → Finish
9:05 | 8:55/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:07:06
Pace9:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:08:08
Pace9:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0730:129:4330:12
9:43
-
10K
6.21 mi12:20:081:00:139:4130:01
9:40
-0:03
15K
9.32 mi12:50:201:30:259:4230:12
9:43
+0:03
20K
12.43 mi13:20:262:00:319:4230:06
9:41
-0:02
Half
13.11 mi13:27:012:07:069:426:35
9:39
-0:02
25K
15.53 mi13:50:472:30:529:4323:46
9:48
+0:09
30K
18.64 mi14:21:443:01:499:4530:57
9:58
+0:10
20M
20.00 mi14:35:103:15:159:4613:26
9:53
-0:05
21M
21.00 mi14:45:133:25:189:4710:03
10:03
+0:10
35K
21.75 mi14:52:303:32:359:467:17
9:44
-0:19
23M
23.00 mi15:04:593:45:049:4712:29
9:58
+0:14
24M
24.00 mi15:14:283:54:339:469:29
9:29
-0:29
40K
24.85 mi15:22:384:02:439:468:10
9:33
+0:04
25.2M
25.20 mi15:26:044:06:099:463:26
9:57
+0:24
Finish
26.22 mi15:35:094:15:149:459:05
8:55
-1:02

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

8:55 /mi

Average Pace

9:45 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:53

72% of race

Time at Steady Pace

1:10:21

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:44 /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 mi11:50:0730:129:4330:12
9:43
#22713
10K
6.21 mi12:20:081:00:139:4130:01
9:40
#22869
15K
9.32 mi12:50:201:30:259:4230:12
9:43
#22879
20K
12.43 mi13:20:262:00:319:4230:06
9:41
#22670
Half
13.11 mi13:27:012:07:069:426:35
9:39
#22668
25K
15.53 mi13:50:472:30:529:4323:46
9:48
#22506
30K
18.64 mi14:21:443:01:499:4530:57
9:58
#22225
20M
20.00 mi14:35:103:15:159:4613:26
9:53
#22059
21M
21.00 mi14:45:133:25:189:4710:03
10:03
#21866
35K
21.75 mi14:52:303:32:359:467:17
9:44
#21830
23M
23.00 mi15:04:593:45:049:4712:29
9:58
#21707
24M
24.00 mi15:14:283:54:339:469:29
9:29
#21596
40K
24.85 mi15:22:384:02:439:468:10
9:33
#21493
25.2M
25.20 mi15:26:044:06:099:463:26
9:57
#21434
Finish
26.22 mi15:35:094:15:149:459:05
8:55
#21286
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi227139238923822860(Top 86%)9262(Top 81%)9262(Top 190%)
10K6.21 mi3.10 mi22869-1569287-499287-4922961(Top 86%)9315(Top 82%)9315(Top 191%)
15K9.32 mi3.11 mi22879-109280+79280+722860(Top 86%)9262(Top 81%)9262(Top 190%)
20K12.43 mi3.11 mi22670+2099175+1059175+10522125(Top 83%)8869(Top 78%)8869(Top 182%)
Half13.11 mi0.68 mi22668+29177-29177-222523(Top 85%)9086(Top 80%)9086(Top 186%)
25K15.53 mi2.42 mi22506+1629107+709107+7021746(Top 82%)8700(Top 76%)8700(Top 178%)
30K18.64 mi3.11 mi22225+2818961+1468961+14620927(Top 79%)8305(Top 73%)8305(Top 170%)
20M20.00 mi1.36 mi22059+1668881+808881+8020155(Top 76%)7958(Top 70%)7958(Top 163%)
21M21.00 mi1.00 mi21866+1938779+1028779+10218235(Top 68%)6900(Top 60%)6900(Top 141%)
35K21.75 mi0.75 mi21830+368771+88771+820585(Top 77%)8266(Top 72%)8266(Top 169%)
23M23.00 mi1.25 mi21707+1238718+538718+5319923(Top 75%)7914(Top 69%)7914(Top 162%)
24M24.00 mi1.00 mi21596+1118669+498669+4919178(Top 72%)7554(Top 66%)7554(Top 155%)
40K24.85 mi0.85 mi21493+1038621+488621+4818546(Top 70%)7250(Top 63%)7250(Top 148%)
25.2M25.20 mi0.35 mi21434+598592+298592+2917292(Top 65%)6618(Top 58%)6618(Top 136%)
Finish26.22 mi1.02 mi21286+1488518+748518+7417574(Top 66%)6704(Top 59%)6704(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22860

Females

9262

F18-39

9262

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22961

Females

9315

F18-39

9315

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22860

Females

9262

F18-39

9262

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22125

Females

8869

F18-39

8869

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22523

Females

9086

F18-39

9086

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21746

Females

8700

F18-39

8700

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

20927

Females

8305

F18-39

8305

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20155

Females

7958

F18-39

7958

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

18235

Females

6900

F18-39

6900

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20585

Females

8266

F18-39

8266

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19923

Females

7914

F18-39

7914

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19178

Females

7554

F18-39

7554

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18546

Females

7250

F18-39

7250

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17292

Females

6618

F18-39

6618

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17574

Females

6704

F18-39

6704

Passing Analysis

Category:
Athletes Passed
2060
Passed By
633
Net Change
+1427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22713
5K → 10K171327-156#22713#22869
10K → 15K145155-10#22869#22879
15K → 20K26051+209#22879#22670
20K → Half1614+2#22670#22668
Half → 25K19230+162#22668#22506
25K → 30K29312+281#22506#22225
30K → 20M1759+166#22225#22059
20M → 21M1952+193#22059#21866
21M → 35K459+36#21866#21830
35K → 23M13613+123#21830#21707
23M → 24M1154+111#21707#21596
24M → 40K1063+103#21596#21493
40K → 25.2M601+59#21493#21434
25.2M → Finish1513+148#21434#21286
TOTALS2060633+1427
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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