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BOSTON MARATHON 2024

Kaitlyn Obrien

Bib: 11236•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 25%
Gender (Female)
#0 / 10924
Top 10%
Division (F18-39)
#0 / 4660
Top 18%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:35
Rank: #8947
Start → 5K
22:35 | 7:16/mi
10K· 6.21 mi
45:19
Rank: #8866 (+81)
5K → 10K
22:44 | 7:19/mi
15K· 9.32 mi
1:08:16
Rank: #8804 (+62)
10K → 15K
22:57 | 7:23/mi
20K· 12.43 mi
1:31:23
Rank: #8520 (+284)
15K → 20K
23:07 | 7:26/mi
Half· 13.11 mi
1:36:19
Rank: #8448 (+72)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:54:50
Rank: #8275 (+173)
Half → 25K
18:31 | 7:38/mi
30K· 18.64 mi
2:18:51
Rank: #7778 (+497)
25K → 30K
24:01 | 7:44/mi
20M
2:29:42
Rank: #7626 (+152)
30K → 20M
10:51 | 7:59/mi
21M
2:38:04
Rank: #7417 (+209)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:43:44
Rank: #7269 (+148)
21M → 35K
5:40 | 7:34/mi
23M
2:53:33
Rank: #7014 (+255)
35K → 23M
9:49 | 7:50/mi
24M
3:01:09
Rank: #6816 (+198)
23M → 24M
7:36 | 7:36/mi
40K· 24.85 mi
3:07:40
Rank: #6591 (+225)
24M → 40K
6:31 | 7:37/mi
25.2M
3:10:30
Rank: #6508 (+83)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:17:35
Rank: #6288 (+220)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:19
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:41:16
Pace7:43 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4922:357:1622:35
7:16
-
10K
6.21 mi11:12:3345:197:1822:44
7:19
+0:03
15K
9.32 mi11:35:301:08:167:1922:57
7:23
+0:04
20K
12.43 mi11:58:371:31:237:2123:07
7:26
+0:03
Half
13.11 mi12:03:331:36:197:214:56
7:14
-0:12
25K
15.53 mi12:22:041:54:507:2418:31
7:38
+0:24
30K
18.64 mi12:46:052:18:517:2724:01
7:44
+0:06
20M
20.00 mi12:56:562:29:427:2910:51
7:59
+0:15
21M
21.00 mi13:05:182:38:047:328:22
8:22
+0:23
35K
21.75 mi13:10:582:43:447:325:40
7:34
-0:48
23M
23.00 mi13:20:472:53:337:339:49
7:50
+0:16
24M
24.00 mi13:28:233:01:097:337:36
7:36
-0:14
40K
24.85 mi13:34:543:07:407:336:31
7:37
+0:01
25.2M
25.20 mi13:37:443:10:307:342:50
8:13
+0:36
Finish
26.22 mi13:44:493:17:357:327:05
6:57
-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

6:57 /mi

Average Pace

7:32 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:17

41% of race

Time at Steady Pace

1:25:26

43% of race

Time at Slower Pace

31:52

16% of race

Average Pace: 7:32 /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 mi10:49:4922:357:1622:35
7:16
#8947
10K
6.21 mi11:12:3345:197:1822:44
7:19
#8866
15K
9.32 mi11:35:301:08:167:1922:57
7:23
#8804
20K
12.43 mi11:58:371:31:237:2123:07
7:26
#8520
Half
13.11 mi12:03:331:36:197:214:56
7:14
#8448
25K
15.53 mi12:22:041:54:507:2418:31
7:38
#8275
30K
18.64 mi12:46:052:18:517:2724:01
7:44
#7778
20M
20.00 mi12:56:562:29:427:2910:51
7:59
#7626
21M
21.00 mi13:05:182:38:047:328:22
8:22
#7417
35K
21.75 mi13:10:582:43:447:325:40
7:34
#7269
23M
23.00 mi13:20:472:53:337:339:49
7:50
#7014
24M
24.00 mi13:28:233:01:097:337:36
7:36
#6816
40K
24.85 mi13:34:543:07:407:336:31
7:37
#6591
25.2M
25.20 mi13:37:443:10:307:342:50
8:13
#6508
Finish
26.22 mi13:44:493:17:357:327:05
6:57
#6288
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8947155615568800(Top 34%)1603(Top 15%)1603(Top 34%)
10K6.21 mi3.10 mi8866+811558-21558-28812(Top 34%)1555(Top 14%)1555(Top 33%)
15K9.32 mi3.11 mi8804+621554+41554+48800(Top 34%)1603(Top 15%)1603(Top 34%)
20K12.43 mi3.11 mi8520+2841466+881466+887949(Top 31%)1359(Top 12%)1359(Top 29%)
Half13.11 mi0.68 mi8448+721440+261440+267225(Top 28%)1073(Top 10%)1073(Top 23%)
25K15.53 mi2.42 mi8275+1731407+331407+337882(Top 31%)1501(Top 14%)1501(Top 32%)
30K18.64 mi3.11 mi7778+4971293+1141293+1146300(Top 25%)1079(Top 10%)1079(Top 23%)
20M20.00 mi1.36 mi7626+1521271+221271+226675(Top 26%)1398(Top 13%)1398(Top 30%)
21M21.00 mi1.00 mi7417+2091234+371234+375632(Top 22%)1131(Top 10%)1131(Top 24%)
35K21.75 mi0.75 mi7269+1481203+311203+315451(Top 21%)1076(Top 10%)1076(Top 23%)
23M23.00 mi1.25 mi7014+2551158+451158+455005(Top 20%)1010(Top 9%)1010(Top 22%)
24M24.00 mi1.00 mi6816+1981135+231135+234561(Top 18%)910(Top 8%)910(Top 20%)
40K24.85 mi0.85 mi6591+2251097+381097+384010(Top 16%)787(Top 7%)787(Top 17%)
25.2M25.20 mi0.35 mi6508+831083+141083+143494(Top 14%)639(Top 6%)639(Top 14%)
Finish26.22 mi1.02 mi6288+2201042+411042+412973(Top 12%)466(Top 4%)466(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8800

Females

1603

F18-39

1603

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8812

Females

1555

F18-39

1555

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8800

Females

1603

F18-39

1603

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

7949

Females

1359

F18-39

1359

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7225

Females

1073

F18-39

1073

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

7882

Females

1501

F18-39

1501

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6300

Females

1079

F18-39

1079

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

6675

Females

1398

F18-39

1398

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5632

Females

1131

F18-39

1131

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5451

Females

1076

F18-39

1076

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5005

Females

1010

F18-39

1010

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4561

Females

910

F18-39

910

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4010

Females

787

F18-39

787

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3494

Females

639

F18-39

639

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

2973

Females

466

F18-39

466

Passing Analysis

Category:
Athletes Passed
3320
Passed By
661
Net Change
+2659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8947
5K → 10K274193+81#8947#8866
10K → 15K217155+62#8866#8804
15K → 20K35066+284#8804#8520
20K → Half764+72#8520#8448
Half → 25K26390+173#8448#8275
25K → 30K53235+497#8275#7778
30K → 20M19846+152#7778#7626
20M → 21M23223+209#7626#7417
21M → 35K16214+148#7417#7269
35K → 23M27217+255#7269#7014
23M → 24M2068+198#7014#6816
24M → 40K2327+225#6816#6591
40K → 25.2M830+83#6591#6508
25.2M → Finish2233+220#6508#6288
TOTALS3320661+2659
📊

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