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BOSTON MARATHON 2024

Karla Barraza

Bib: 16780•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 40%
Gender (Female)
#0 / 10924
Top 26%
Masters (Masters Women)
#0 / 6263
Top 14%
Division (F40-44)
#0 / 1613
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #11931
Start → 5K
23:46 | 7:39/mi
10K· 6.21 mi
47:34
Rank: #11699 (+232)
5K → 10K
23:48 | 7:40/mi
15K· 9.32 mi
1:12:06
Rank: #12025 (-326)
10K → 15K
24:32 | 7:54/mi
20K· 12.43 mi
1:37:19
Rank: #12132 (-107)
15K → 20K
25:13 | 8:07/mi
Half· 13.11 mi
1:42:52
Rank: #12195 (-63)
20K → Half
5:33 | 8:08/mi
25K· 15.53 mi
2:03:05
Rank: #12150 (+45)
Half → 25K
20:13 | 8:20/mi
30K· 18.64 mi
2:29:51
Rank: #11923 (+227)
25K → 30K
26:46 | 8:37/mi
20M
2:41:33
Rank: #11735 (+188)
30K → 20M
11:42 | 8:37/mi
21M
2:50:36
Rank: #11482 (+253)
20M → 21M
9:03 | 9:03/mi
35K· 21.75 mi
2:56:34
Rank: #11304 (+178)
21M → 35K
5:58 | 7:59/mi
23M
3:06:59
Rank: #10997 (+307)
35K → 23M
10:25 | 8:19/mi
24M
3:14:58
Rank: #10743 (+254)
23M → 24M
7:59 | 7:59/mi
40K· 24.85 mi
3:22:04
Rank: #10556 (+187)
24M → 40K
7:06 | 8:18/mi
25.2M
3:25:12
Rank: #10471 (+85)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:33:10
Rank: #10314 (+157)
25.2M → Finish
7:58 | 7:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:52
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:50:18
Pace8:25 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4323:467:3923:46
7:39
-
10K
6.21 mi11:38:3147:347:3923:48
7:40
+0:01
15K
9.32 mi12:03:031:12:067:4424:32
7:54
+0:14
20K
12.43 mi12:28:161:37:197:5025:13
8:07
+0:13
Half
13.11 mi12:33:491:42:527:515:33
8:08
+0:01
25K
15.53 mi12:54:022:03:057:5520:13
8:20
+0:12
30K
18.64 mi13:20:482:29:518:0226:46
8:37
+0:17
20M
20.00 mi13:32:302:41:338:0511:42
8:37
0:00
21M
21.00 mi13:41:332:50:368:079:03
9:03
+0:26
35K
21.75 mi13:47:312:56:348:075:58
7:59
-1:04
23M
23.00 mi13:57:563:06:598:0810:25
8:19
+0:20
24M
24.00 mi14:05:553:14:588:077:59
7:59
-0:20
40K
24.85 mi14:13:013:22:048:087:06
8:18
+0:19
25.2M
25.20 mi14:16:093:25:128:093:08
9:05
+0:47
Finish
26.22 mi14:24:073:33:108:087:58
7:49
-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

7:39 /mi

Average Pace

8:08 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:31

76% of race

Time at Steady Pace

38:28

18% of race

Time at Slower Pace

12:11

6% of race

Average Pace: 8:08 /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 mi11:14:4323:467:3923:46
7:39
#11931
10K
6.21 mi11:38:3147:347:3923:48
7:40
#11699
15K
9.32 mi12:03:031:12:067:4424:32
7:54
#12025
20K
12.43 mi12:28:161:37:197:5025:13
8:07
#12132
Half
13.11 mi12:33:491:42:527:515:33
8:08
#12195
25K
15.53 mi12:54:022:03:057:5520:13
8:20
#12150
30K
18.64 mi13:20:482:29:518:0226:46
8:37
#11923
20M
20.00 mi13:32:302:41:338:0511:42
8:37
#11735
21M
21.00 mi13:41:332:50:368:079:03
9:03
#11482
35K
21.75 mi13:47:312:56:348:075:58
7:59
#11304
23M
23.00 mi13:57:563:06:598:0810:25
8:19
#10997
24M
24.00 mi14:05:553:14:588:077:59
7:59
#10743
40K
24.85 mi14:13:013:22:048:087:06
8:18
#10556
25.2M
25.20 mi14:16:093:25:128:093:08
9:05
#10471
Finish
26.22 mi14:24:073:33:108:087:58
7:49
#10314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi119313089308912660(Top 50%)3601(Top 33%)3601(Top 223%)
10K6.21 mi3.10 mi11699+2322995+942995+9411564(Top 45%)2957(Top 27%)2957(Top 183%)
15K9.32 mi3.11 mi12025-3263214-2193214-21912660(Top 50%)3601(Top 33%)3601(Top 223%)
20K12.43 mi3.11 mi12132-1073293-793293-7912640(Top 49%)3647(Top 33%)3647(Top 226%)
Half13.11 mi0.68 mi12195-633331-383331-3813604(Top 53%)4233(Top 39%)4233(Top 262%)
25K15.53 mi2.42 mi12150+453350-193350-1912194(Top 48%)3615(Top 33%)3615(Top 224%)
30K18.64 mi3.11 mi11923+2273306+443306+4411250(Top 44%)3313(Top 30%)3313(Top 205%)
20M20.00 mi1.36 mi11735+1883252+543252+5410055(Top 39%)2982(Top 27%)2982(Top 185%)
21M21.00 mi1.00 mi11482+2533190+623190+628840(Top 35%)2607(Top 24%)2607(Top 162%)
35K21.75 mi0.75 mi11304+1783122+683122+687691(Top 30%)2090(Top 19%)2090(Top 130%)
23M23.00 mi1.25 mi10997+3073029+933029+937493(Top 29%)2142(Top 20%)2142(Top 133%)
24M24.00 mi1.00 mi10743+2542951+782951+786587(Top 26%)1811(Top 17%)1811(Top 112%)
40K24.85 mi0.85 mi10556+1872903+482903+487397(Top 29%)2338(Top 21%)2338(Top 145%)
25.2M25.20 mi0.35 mi10471+852878+252878+257009(Top 27%)2189(Top 20%)2189(Top 136%)
Finish26.22 mi1.02 mi10314+1572835+432835+437470(Top 29%)2327(Top 21%)2327(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

12660

Females

3601

F40-44

3601

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

11564

Females

2957

F40-44

2957

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

12660

Females

3601

F40-44

3601

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12640

Females

3647

F40-44

3647

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

13604

Females

4233

F40-44

4233

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12194

Females

3615

F40-44

3615

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11250

Females

3313

F40-44

3313

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10055

Females

2982

F40-44

2982

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

8840

Females

2607

F40-44

2607

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7691

Females

2090

F40-44

2090

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7493

Females

2142

F40-44

2142

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6587

Females

1811

F40-44

1811

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7397

Females

2338

F40-44

2338

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7009

Females

2189

F40-44

2189

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7470

Females

2327

F40-44

2327

Passing Analysis

Category:
Athletes Passed
3170*
Passed By
1553
Net Change
+1617
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11931
5K → 10K409177+232#11931#11699
10K → 15K136462-326#11699#12025
15K → 20K197304-107#12025#12132
20K → Half2083-63#12132#12195
Half → 25K263218+45#12195#12150
25K → 30K402175+227#12150#11923
30K → 20M24456+188#11923#11735
20M → 21M27421+253#11735#11482
21M → 35K1857+178#11482#11304
35K → 23M32114+307#11304#10997
23M → 24M2551+254#10997#10743
24M → 40K202*15+187#10743#10556
40K → 25.2M883+85#10556#10471
25.2M → Finish17417+157#10471#10314
TOTALS3170*1553+1617

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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