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BOSTON MARATHON 2024

Rebeca Trejos

Bib: 19173•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 43%
Masters (Masters Women)
#0 / 6263
Top 32%
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:58
Rank: #14934
Start → 5K
8:02/mi
24:58 split
10K· 6.21 mi
49:57
Rank: #14705 (+229)
5K → 10K
8:02/mi
24:59 split
15K· 9.32 mi
1:14:57
Rank: #14333 (+372)
10K → 15K
8:03/mi
25:00 split
20K· 12.43 mi
1:40:21
Rank: #13908 (+425)
15K → 20K
8:11/mi
25:24 split
Half· 13.11 mi
1:45:49
Rank: #13833 (+75)
20K → Half
8:01/mi
5:28 split
25K· 15.53 mi
2:06:12
Rank: #13587 (+246)
Half → 25K
8:24/mi
20:23 split
30K· 18.64 mi
2:35:47
Rank: #13952 (-365)
25K → 30K
9:31/mi
29:35 split
20M
2:48:05
Rank: #13795 (+157)
30K → 20M
9:03/mi
12:18 split
21M
2:57:45
Rank: #13640 (+155)
20M → 21M
9:40/mi
9:40 split
35K· 21.75 mi
3:04:39
Rank: #13615 (+25)
21M → 35K
9:13/mi
6:54 split
23M
3:17:40
Rank: #13907 (-292)
35K → 23M
10:24/mi
13:01 split
24M
3:26:46
Rank: #13831 (+76)
23M → 24M
9:06/mi
9:06 split
40K· 24.85 mi
3:35:11
Rank: #13857 (-26)
24M → 40K
9:51/mi
8:25 split
25.2M
3:38:38
Rank: #13799 (+58)
40K → 25.2M
10:00/mi
3:27 split
Finish· 26.22 mi
3:47:32
Rank: #13728 (+71)
25.2M → Finish
8:44/mi
8:54 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:49
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time2:01:43
Pace9:17 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:4024:588:0224:58
8:02
-
10K
6.21 mi11:42:3949:578:0224:59
8:02
0:00
15K
9.32 mi12:07:391:14:578:0225:00
8:03
+0:01
20K
12.43 mi12:33:031:40:218:0425:24
8:11
+0:08
Half
13.11 mi12:38:311:45:498:045:28
8:01
-0:10
25K
15.53 mi12:58:542:06:128:0720:23
8:24
+0:23
30K
18.64 mi13:28:292:35:478:2129:35
9:31
+1:07
20M
20.00 mi13:40:472:48:058:2412:18
9:03
-0:28
21M
21.00 mi13:50:272:57:458:289:40
9:40
+0:37
35K
21.75 mi13:57:213:04:398:296:54
9:13
-0:27
23M
23.00 mi14:10:223:17:408:3613:01
10:24
+1:11
24M
24.00 mi14:19:283:26:468:379:06
9:06
-1:18
40K
24.85 mi14:27:533:35:118:398:25
9:51
+0:45
25.2M
25.20 mi14:31:203:38:388:413:27
10:00
+0:09
Finish
26.22 mi14:40:143:47:328:418:54
8:44
-1:16

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

8:01 /mi

Average Pace

8:41 /mi

Slowest Pace

10:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:12

55% of race

Time at Steady Pace

37:12

16% of race

Time at Slower Pace

1:04:08

28% of race

Average Pace: 8:41 /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 mi11:17:4024:588:0224:58
8:02
#14934
10K
6.21 mi11:42:3949:578:0224:59
8:02
#14705
15K
9.32 mi12:07:391:14:578:0225:00
8:03
#14333
20K
12.43 mi12:33:031:40:218:0425:24
8:11
#13908
Half
13.11 mi12:38:311:45:498:045:28
8:01
#13833
25K
15.53 mi12:58:542:06:128:0720:23
8:24
#13587
30K
18.64 mi13:28:292:35:478:2129:35
9:31
#13952
20M
20.00 mi13:40:472:48:058:2412:18
9:03
#13795
21M
21.00 mi13:50:272:57:458:289:40
9:40
#13640
35K
21.75 mi13:57:213:04:398:296:54
9:13
#13615
23M
23.00 mi14:10:223:17:408:3613:01
10:24
#13907
24M
24.00 mi14:19:283:26:468:379:06
9:06
#13831
40K
24.85 mi14:27:533:35:118:398:25
9:51
#13857
25.2M
25.20 mi14:31:203:38:388:413:27
10:00
#13799
Finish
26.22 mi14:40:143:47:328:418:54
8:44
#13728
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi149344902490213774(Top 54%)4225(Top 39%)4225(Top 262%)
10K6.21 mi3.10 mi14705+2294752+1504752+15014502(Top 57%)4631(Top 42%)4631(Top 287%)
15K9.32 mi3.11 mi14333+3724537+2154537+21513774(Top 54%)4225(Top 39%)4225(Top 262%)
20K12.43 mi3.11 mi13908+4254306+2314306+23112989(Top 51%)3845(Top 35%)3845(Top 238%)
Half13.11 mi0.68 mi13833+754264+424264+4212920(Top 51%)3849(Top 35%)3849(Top 239%)
25K15.53 mi2.42 mi13587+2464145+1194145+11912575(Top 49%)3819(Top 35%)3819(Top 237%)
30K18.64 mi3.11 mi13952-3654454-3094454-30915542(Top 61%)5711(Top 52%)5711(Top 354%)
20M20.00 mi1.36 mi13795+1574419+354419+3512426(Top 49%)4254(Top 39%)4254(Top 264%)
21M21.00 mi1.00 mi13640+1554404+154404+1511578(Top 45%)4049(Top 37%)4049(Top 251%)
35K21.75 mi0.75 mi13615+254415-114415-1114373(Top 56%)5514(Top 50%)5514(Top 342%)
23M23.00 mi1.25 mi13907-2924634-2194634-21916734(Top 65%)6768(Top 62%)6768(Top 420%)
24M24.00 mi1.00 mi13831+764635-14635-112668(Top 50%)4753(Top 44%)4753(Top 295%)
40K24.85 mi0.85 mi13857-264693-584693-5814450(Top 57%)5745(Top 53%)5745(Top 356%)
25.2M25.20 mi0.35 mi13799+584677+164677+1611025(Top 43%)4123(Top 38%)4123(Top 256%)
Finish26.22 mi1.02 mi13728+714670+74670+712847(Top 50%)4890(Top 45%)4890(Top 303%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

13774

Females

4225

F40-44

4225

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

14502

Females

4631

F40-44

4631

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

13774

Females

4225

F40-44

4225

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

12989

Females

3845

F40-44

3845

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

12920

Females

3849

F40-44

3849

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12575

Females

3819

F40-44

3819

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

15542

Females

5711

F40-44

5711

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

12426

Females

4254

F40-44

4254

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

11578

Females

4049

F40-44

4049

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

14373

Females

5514

F40-44

5514

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

16734

Females

6768

F40-44

6768

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

12668

Females

4753

F40-44

4753

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

14450

Females

5745

F40-44

5745

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11025

Females

4123

F40-44

4123

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12847

Females

4890

F40-44

4890

Passing Analysis

Category:
Athletes Passed
2916
Passed By
1710
Net Change
+1206
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14934
5K → 10K410181+229#14934#14705
10K → 15K44977+372#14705#14333
15K → 20K48055+425#14333#13908
20K → Half8813+75#13908#13833
Half → 25K33185+246#13833#13587
25K → 30K183548-365#13587#13952
30K → 20M21053+157#13952#13795
20M → 21M22368+155#13795#13640
21M → 35K8459+25#13640#13615
35K → 23M56348-292#13615#13907
23M → 24M12953+76#13907#13831
24M → 40K87113-26#13831#13857
40K → 25.2M7113+58#13857#13799
25.2M → Finish11544+71#13799#13728
TOTALS29161710+1206
📊

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