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BOSTON MARATHON 2024

Lorraine Rosmulder-Van Summeren

Bib: 21015•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 37%
Masters (Masters Women)
#0 / 6263
Top 25%
Division (F45-49)
#0 / 1753
Top 31%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:17
Rank: #13237
Start → 5K
24:17 | 7:49/mi
10K· 6.21 mi
48:53
Rank: #13372 (-135)
5K → 10K
24:36 | 7:55/mi
15K· 9.32 mi
1:13:45
Rank: #13408 (-36)
10K → 15K
24:52 | 8:00/mi
20K· 12.43 mi
1:39:21
Rank: #13398 (+10)
15K → 20K
25:36 | 8:14/mi
Half· 13.11 mi
1:44:58
Rank: #13442 (-44)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:05:42
Rank: #13364 (+78)
Half → 25K
20:44 | 8:33/mi
30K· 18.64 mi
2:34:01
Rank: #13385 (-21)
25K → 30K
28:19 | 9:07/mi
20M
2:46:21
Rank: #13243 (+142)
30K → 20M
12:20 | 9:05/mi
21M
2:55:50
Rank: #13040 (+203)
20M → 21M
9:29 | 9:29/mi
35K· 21.75 mi
3:02:45
Rank: #13083 (-43)
21M → 35K
6:55 | 9:15/mi
23M
3:14:21
Rank: #13021 (+62)
35K → 23M
11:36 | 9:16/mi
24M
3:23:17
Rank: #12955 (+66)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:30:58
Rank: #12836 (+119)
24M → 40K
7:41 | 8:59/mi
25.2M
3:34:17
Rank: #12755 (+81)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:42:51
Rank: #12640 (+115)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:58
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:57:53
Pace9:00 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0924:177:4924:17
7:49
-
10K
6.21 mi11:45:4548:537:5224:36
7:55
+0:06
15K
9.32 mi12:10:371:13:457:5524:52
8:00
+0:05
20K
12.43 mi12:36:131:39:218:0025:36
8:14
+0:14
Half
13.11 mi12:41:501:44:588:005:37
8:14
0:00
25K
15.53 mi13:02:342:05:428:0620:44
8:33
+0:19
30K
18.64 mi13:30:532:34:018:1628:19
9:07
+0:34
20M
20.00 mi13:43:132:46:218:1912:20
9:05
-0:02
21M
21.00 mi13:52:422:55:508:229:29
9:29
+0:24
35K
21.75 mi13:59:373:02:458:246:55
9:15
-0:14
23M
23.00 mi14:11:133:14:218:2711:36
9:16
+0:01
24M
24.00 mi14:20:093:23:178:288:56
8:56
-0:20
40K
24.85 mi14:27:503:30:588:297:41
8:59
+0:03
25.2M
25.20 mi14:31:093:34:178:303:19
9:37
+0:38
Finish
26.22 mi14:39:433:42:518:308:34
8:24
-1:13

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

7:49 /mi

Average Pace

8:30 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:16

60% of race

Time at Steady Pace

57:16

26% of race

Time at Slower Pace

31:19

14% of race

Average Pace: 8:30 /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 mi11:21:0924:177:4924:17
7:49
#13237
10K
6.21 mi11:45:4548:537:5224:36
7:55
#13372
15K
9.32 mi12:10:371:13:457:5524:52
8:00
#13408
20K
12.43 mi12:36:131:39:218:0025:36
8:14
#13398
Half
13.11 mi12:41:501:44:588:005:37
8:14
#13442
25K
15.53 mi13:02:342:05:428:0620:44
8:33
#13364
30K
18.64 mi13:30:532:34:018:1628:19
9:07
#13385
20M
20.00 mi13:43:132:46:218:1912:20
9:05
#13243
21M
21.00 mi13:52:422:55:508:229:29
9:29
#13040
35K
21.75 mi13:59:373:02:458:246:55
9:15
#13083
23M
23.00 mi14:11:133:14:218:2711:36
9:16
#13021
24M
24.00 mi14:20:093:23:178:288:56
8:56
#12955
40K
24.85 mi14:27:503:30:588:297:41
8:59
#12836
25.2M
25.20 mi14:31:093:34:178:303:19
9:37
#12755
Finish
26.22 mi14:39:433:42:518:308:34
8:24
#12640
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi132373857385713493(Top 53%)4077(Top 37%)4077(Top 233%)
10K6.21 mi3.10 mi13372-1353948-913948-9113586(Top 53%)4093(Top 37%)4093(Top 233%)
15K9.32 mi3.11 mi13408-363992-443992-4413493(Top 53%)4077(Top 37%)4077(Top 233%)
20K12.43 mi3.11 mi13398+104016-244016-2413373(Top 52%)4046(Top 37%)4046(Top 231%)
Half13.11 mi0.68 mi13442-444037-214037-2114227(Top 56%)4587(Top 42%)4587(Top 262%)
25K15.53 mi2.42 mi13364+784017+204017+2013336(Top 52%)4232(Top 39%)4232(Top 241%)
30K18.64 mi3.11 mi13385-214131-1144131-11413798(Top 54%)4731(Top 43%)4731(Top 270%)
20M20.00 mi1.36 mi13243+1424125+64125+612524(Top 49%)4303(Top 39%)4303(Top 245%)
21M21.00 mi1.00 mi13040+2034058+674058+6710786(Top 42%)3630(Top 33%)3630(Top 207%)
35K21.75 mi0.75 mi13083-434122-644122-6414462(Top 57%)5551(Top 51%)5551(Top 317%)
23M23.00 mi1.25 mi13021+624150-284150-2812458(Top 49%)4646(Top 43%)4646(Top 265%)
24M24.00 mi1.00 mi12955+664145+54145+511819(Top 46%)4311(Top 39%)4311(Top 246%)
40K24.85 mi0.85 mi12836+1194137+84137+810833(Top 42%)3983(Top 36%)3983(Top 227%)
25.2M25.20 mi0.35 mi12755+814109+284109+289297(Top 36%)3312(Top 30%)3312(Top 189%)
Finish26.22 mi1.02 mi12640+1154087+224087+2211015(Top 43%)3993(Top 37%)3993(Top 228%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

13493

Females

4077

F45-49

4077

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

13586

Females

4093

F45-49

4093

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

13493

Females

4077

F45-49

4077

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13373

Females

4046

F45-49

4046

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14227

Females

4587

F45-49

4587

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

13336

Females

4232

F45-49

4232

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

13798

Females

4731

F45-49

4731

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

12524

Females

4303

F45-49

4303

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

10786

Females

3630

F45-49

3630

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

14462

Females

5551

F45-49

5551

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12458

Females

4646

F45-49

4646

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

11819

Females

4311

F45-49

4311

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

10833

Females

3983

F45-49

3983

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9297

Females

3312

F45-49

3312

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11015

Females

3993

F45-49

3993

Passing Analysis

Category:
Athletes Passed
2505
Passed By
1908
Net Change
+597
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13237
5K → 10K252387-135#13237#13372
10K → 15K214250-36#13372#13408
15K → 20K272262+10#13408#13398
20K → Half2872-44#13398#13442
Half → 25K258180+78#13442#13364
25K → 30K283304-21#13364#13385
30K → 20M21068+142#13385#13243
20M → 21M24037+203#13243#13040
21M → 35K63106-43#13040#13083
35K → 23M175113+62#13083#13021
23M → 24M11953+66#13021#12955
24M → 40K16041+119#12955#12836
40K → 25.2M9211+81#12836#12755
25.2M → Finish13924+115#12755#12640
TOTALS25051908+597
📊

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