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BOSTON MARATHON 2024

Alexandra Becerra

Bib: 18002•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 37%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:24
Rank: #13526
Start → 5K
24:24 | 7:51/mi
10K· 6.21 mi
48:55
Rank: #13407 (+119)
5K → 10K
24:31 | 7:53/mi
15K· 9.32 mi
1:13:57
Rank: #13581 (-174)
10K → 15K
25:02 | 8:03/mi
20K· 12.43 mi
1:39:24
Rank: #13421 (+160)
15K → 20K
25:27 | 8:11/mi
Half· 13.11 mi
1:44:52
Rank: #13376 (+45)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:05:15
Rank: #13157 (+219)
Half → 25K
20:23 | 8:24/mi
30K· 18.64 mi
2:32:12
Rank: #12751 (+406)
25K → 30K
26:57 | 8:40/mi
20M
2:45:00
Rank: #12814 (-63)
30K → 20M
12:48 | 9:25/mi
21M
2:54:34
Rank: #12675 (+139)
20M → 21M
9:34 | 9:34/mi
35K· 21.75 mi
3:01:27
Rank: #12720 (-45)
21M → 35K
6:53 | 9:12/mi
23M
3:13:00
Rank: #12641 (+79)
35K → 23M
11:33 | 9:13/mi
24M
3:21:55
Rank: #12586 (+55)
23M → 24M
8:55 | 8:55/mi
40K· 24.85 mi
3:30:04
Rank: #12580 (+6)
24M → 40K
8:09 | 9:32/mi
25.2M
3:33:31
Rank: #12533 (+47)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:42:22
Rank: #12507 (+26)
25.2M → Finish
8:51 | 8:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:52
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:57:30
Pace8:58 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4824:247:5124:24
7:51
-
10K
6.21 mi11:40:1948:557:5224:31
7:53
+0:02
15K
9.32 mi12:05:211:13:577:5625:02
8:03
+0:10
20K
12.43 mi12:30:481:39:248:0025:27
8:11
+0:08
Half
13.11 mi12:36:161:44:528:005:28
8:01
-0:10
25K
15.53 mi12:56:392:05:158:0420:23
8:24
+0:23
30K
18.64 mi13:23:362:32:128:1026:57
8:40
+0:16
20M
20.00 mi13:36:242:45:008:1512:48
9:25
+0:45
21M
21.00 mi13:45:582:54:348:199:34
9:34
+0:09
35K
21.75 mi13:52:513:01:278:216:53
9:12
-0:22
23M
23.00 mi14:04:243:13:008:2311:33
9:13
+0:01
24M
24.00 mi14:13:193:21:558:258:55
8:55
-0:18
40K
24.85 mi14:21:283:30:048:278:09
9:32
+0:37
25.2M
25.20 mi14:24:553:33:318:283:27
10:00
+0:28
Finish
26.22 mi14:33:463:42:228:298:51
8:41
-1:19

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

7:51 /mi

Average Pace

8:29 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:52

47% of race

Time at Steady Pace

1:05:06

29% of race

Time at Slower Pace

52:24

24% of race

Average Pace: 8:29 /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 mi11:15:4824:247:5124:24
7:51
#13526
10K
6.21 mi11:40:1948:557:5224:31
7:53
#13407
15K
9.32 mi12:05:211:13:577:5625:02
8:03
#13581
20K
12.43 mi12:30:481:39:248:0025:27
8:11
#13421
Half
13.11 mi12:36:161:44:528:005:28
8:01
#13376
25K
15.53 mi12:56:392:05:158:0420:23
8:24
#13157
30K
18.64 mi13:23:362:32:128:1026:57
8:40
#12751
20M
20.00 mi13:36:242:45:008:1512:48
9:25
#12814
21M
21.00 mi13:45:582:54:348:199:34
9:34
#12675
35K
21.75 mi13:52:513:01:278:216:53
9:12
#12720
23M
23.00 mi14:04:243:13:008:2311:33
9:13
#12641
24M
24.00 mi14:13:193:21:558:258:55
8:55
#12586
40K
24.85 mi14:21:283:30:048:278:09
9:32
#12580
25.2M
25.20 mi14:24:553:33:318:283:27
10:00
#12533
Finish
26.22 mi14:33:463:42:228:298:51
8:41
#12507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi135264017401713842(Top 54%)4268(Top 39%)4268(Top 92%)
10K6.21 mi3.10 mi13407+1193970+473970+4713374(Top 52%)3974(Top 36%)3974(Top 85%)
15K9.32 mi3.11 mi13581-1744107-1374107-13713842(Top 54%)4268(Top 39%)4268(Top 92%)
20K12.43 mi3.11 mi13421+1604028+794028+7913096(Top 51%)3901(Top 36%)3901(Top 84%)
Half13.11 mi0.68 mi13376+454011+174011+1712908(Top 51%)3837(Top 35%)3837(Top 82%)
25K15.53 mi2.42 mi13157+2193896+1153896+11512569(Top 49%)3813(Top 35%)3813(Top 82%)
30K18.64 mi3.11 mi12751+4063766+1303766+13011568(Top 45%)3494(Top 32%)3494(Top 75%)
20M20.00 mi1.36 mi12814-633862-963862-9614161(Top 55%)5207(Top 48%)5207(Top 112%)
21M21.00 mi1.00 mi12675+1393843+193843+1911162(Top 44%)3826(Top 35%)3826(Top 82%)
35K21.75 mi0.75 mi12720-453909-663909-6614266(Top 56%)5462(Top 50%)5462(Top 117%)
23M23.00 mi1.25 mi12641+793913-43913-412257(Top 48%)4532(Top 41%)4532(Top 97%)
24M24.00 mi1.00 mi12586+553939-263939-2611731(Top 46%)4267(Top 39%)4267(Top 92%)
40K24.85 mi0.85 mi12580+63993-543993-5413248(Top 52%)5163(Top 47%)5163(Top 111%)
25.2M25.20 mi0.35 mi12533+473982+113982+1111006(Top 43%)4104(Top 38%)4104(Top 88%)
Finish26.22 mi1.02 mi12507+264010-284010-2812564(Top 49%)4750(Top 43%)4750(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

13842

Females

4268

F18-39

4268

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13374

Females

3974

F18-39

3974

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

13842

Females

4268

F18-39

4268

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13096

Females

3901

F18-39

3901

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

12908

Females

3837

F18-39

3837

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

12569

Females

3813

F18-39

3813

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11568

Females

3494

F18-39

3494

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

14161

Females

5207

F18-39

5207

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11162

Females

3826

F18-39

3826

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14266

Females

5462

F18-39

5462

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12257

Females

4532

F18-39

4532

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

11731

Females

4267

F18-39

4267

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13248

Females

5163

F18-39

5163

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11006

Females

4104

F18-39

4104

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

12564

Females

4750

F18-39

4750

Passing Analysis

Category:
Athletes Passed
2676
Passed By
1657
Net Change
+1019
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13526
5K → 10K364245+119#13526#13407
10K → 15K157331-174#13407#13581
15K → 20K339179+160#13581#13421
20K → Half7025+45#13421#13376
Half → 25K335116+219#13376#13157
25K → 30K49690+406#13157#12751
30K → 20M119182-63#12751#12814
20M → 21M19253+139#12814#12675
21M → 35K67112-45#12675#12720
35K → 23M15374+79#12720#12641
23M → 24M11762+55#12641#12586
24M → 40K107101+6#12586#12580
40K → 25.2M6518+47#12580#12533
25.2M → Finish9569+26#12533#12507
TOTALS26761657+1019
📊

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