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BOSTON MARATHON 2024

Ellie Swemba-Grimmer

Bib: 16669•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 36%
Gender (Female)
#0 / 10924
Top 21%
Masters (Masters Women)
#0 / 6263
Top 10%
Division (F40-44)
#0 / 1613
Top 22%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:26
Rank: #11134
Start → 5K
23:26 | 7:33/mi
10K· 6.21 mi
46:31
Rank: #10377 (+757)
5K → 10K
23:05 | 7:26/mi
15K· 9.32 mi
1:10:00
Rank: #10262 (+115)
10K → 15K
23:29 | 7:34/mi
20K· 12.43 mi
1:33:49
Rank: #10024 (+238)
15K → 20K
23:49 | 7:40/mi
Half· 13.11 mi
1:39:00
Rank: #10016 (+8)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:57:55
Rank: #9727 (+289)
Half → 25K
18:55 | 7:48/mi
30K· 18.64 mi
2:23:35
Rank: #9559 (+168)
25K → 30K
25:40 | 8:16/mi
20M
2:34:59
Rank: #9433 (+126)
30K → 20M
11:24 | 8:23/mi
21M
2:44:04
Rank: #9312 (+121)
20M → 21M
9:05 | 9:05/mi
35K· 21.75 mi
2:50:25
Rank: #9331 (-19)
21M → 35K
6:21 | 8:29/mi
23M
3:01:20
Rank: #9273 (+58)
35K → 23M
10:55 | 8:43/mi
24M
3:09:51
Rank: #9288 (-15)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:17:29
Rank: #9329 (-41)
24M → 40K
7:38 | 8:56/mi
25.2M
3:20:47
Rank: #9314 (+15)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:29:00
Rank: #9287 (+27)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:00
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:50:00
Pace8:23 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5623:267:3323:26
7:33
-
10K
6.21 mi11:37:0146:317:2923:05
7:26
-0:07
15K
9.32 mi12:00:301:10:007:3123:29
7:34
+0:08
20K
12.43 mi12:24:191:33:497:3323:49
7:40
+0:06
Half
13.11 mi12:29:301:39:007:335:11
7:36
-0:04
25K
15.53 mi12:48:251:57:557:3518:55
7:48
+0:12
30K
18.64 mi13:14:052:23:357:4225:40
8:16
+0:28
20M
20.00 mi13:25:292:34:597:4511:24
8:23
+0:07
21M
21.00 mi13:34:342:44:047:499:05
9:05
+0:42
35K
21.75 mi13:40:552:50:257:506:21
8:29
-0:36
23M
23.00 mi13:51:503:01:207:5310:55
8:43
+0:14
24M
24.00 mi14:00:213:09:517:558:31
8:31
-0:12
40K
24.85 mi14:07:593:17:297:577:38
8:56
+0:25
25.2M
25.20 mi14:11:173:20:477:583:18
9:34
+0:38
Finish
26.22 mi14:19:303:29:007:598:13
8:04
-1:30

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

7:26 /mi

Average Pace

7:59 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:55

56% of race

Time at Steady Pace

1:00:09

29% of race

Time at Slower Pace

30:56

15% of race

Average Pace: 7:58 /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 mi11:13:5623:267:3323:26
7:33
#11134
10K
6.21 mi11:37:0146:317:2923:05
7:26
#10377
15K
9.32 mi12:00:301:10:007:3123:29
7:34
#10262
20K
12.43 mi12:24:191:33:497:3323:49
7:40
#10024
Half
13.11 mi12:29:301:39:007:335:11
7:36
#10016
25K
15.53 mi12:48:251:57:557:3518:55
7:48
#9727
30K
18.64 mi13:14:052:23:357:4225:40
8:16
#9559
20M
20.00 mi13:25:292:34:597:4511:24
8:23
#9433
21M
21.00 mi13:34:342:44:047:499:05
9:05
#9312
35K
21.75 mi13:40:552:50:257:506:21
8:29
#9331
23M
23.00 mi13:51:503:01:207:5310:55
8:43
#9273
24M
24.00 mi14:00:213:09:517:558:31
8:31
#9288
40K
24.85 mi14:07:593:17:297:577:38
8:56
#9329
25.2M
25.20 mi14:11:173:20:477:583:18
9:34
#9314
Finish
26.22 mi14:19:303:29:007:598:13
8:04
#9287
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi111342635263510116(Top 40%)2235(Top 20%)2235(Top 139%)
10K6.21 mi3.10 mi10377+7572254+3812254+3819664(Top 38%)1952(Top 18%)1952(Top 121%)
15K9.32 mi3.11 mi10262+1152224+302224+3010116(Top 40%)2235(Top 20%)2235(Top 139%)
20K12.43 mi3.11 mi10024+2382163+612163+619521(Top 37%)2088(Top 19%)2088(Top 129%)
Half13.11 mi0.68 mi10016+82162+12162+19886(Top 39%)2243(Top 21%)2243(Top 139%)
25K15.53 mi2.42 mi9727+2892077+852077+858950(Top 35%)1983(Top 18%)1983(Top 123%)
30K18.64 mi3.11 mi9559+1682088-112088-119355(Top 37%)2389(Top 22%)2389(Top 148%)
20M20.00 mi1.36 mi9433+1262086+22086+28856(Top 35%)2394(Top 22%)2394(Top 148%)
21M21.00 mi1.00 mi9312+1212093-72093-78960(Top 35%)2670(Top 24%)2670(Top 166%)
35K21.75 mi0.75 mi9331-192140-472140-4710683(Top 42%)3571(Top 33%)3571(Top 221%)
23M23.00 mi1.25 mi9273+582174-342174-349664(Top 38%)3215(Top 29%)3215(Top 199%)
24M24.00 mi1.00 mi9288-152222-482222-489564(Top 37%)3219(Top 29%)3219(Top 200%)
40K24.85 mi0.85 mi9329-412287-652287-6510524(Top 41%)3815(Top 35%)3815(Top 237%)
25.2M25.20 mi0.35 mi9314+152297-102297-109042(Top 35%)3160(Top 29%)3160(Top 196%)
Finish26.22 mi1.02 mi9287+272325-282325-288937(Top 35%)3025(Top 28%)3025(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10116

Females

2235

F40-44

2235

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

9664

Females

1952

F40-44

1952

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10116

Females

2235

F40-44

2235

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9521

Females

2088

F40-44

2088

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

9886

Females

2243

F40-44

2243

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

8950

Females

1983

F40-44

1983

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9355

Females

2389

F40-44

2389

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

8856

Females

2394

F40-44

2394

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

8960

Females

2670

F40-44

2670

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

10683

Females

3571

F40-44

3571

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9664

Females

3215

F40-44

3215

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9564

Females

3219

F40-44

3219

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10524

Females

3815

F40-44

3815

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9042

Females

3160

F40-44

3160

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

8937

Females

3025

F40-44

3025

Passing Analysis

Category:
Athletes Passed
3076
Passed By
1228
Net Change
+1847
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11134
5K → 10K81154+757#11134#10377
10K → 15K257142+115#10377#10262
15K → 20K343105+238#10262#10024
20K → Half3729+8#10024#10016
Half → 25K35869+289#10016#9727
25K → 30K326157+168#9727#9559
30K → 20M20074+126#9559#9433
20M → 21M18968+121#9433#9312
21M → 35K6988-19#9312#9331
35K → 23M163105+58#9331#9273
23M → 24M94109-15#9273#9288
24M → 40K81122-41#9288#9329
40K → 25.2M5035+15#9329#9314
25.2M → Finish9871+27#9314#9287
TOTALS30761228+1847
📊

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