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BOSTON MARATHON 2024

Caitlin Twomey

Bib: 25263•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
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
31:03
Rank: #22984
Start → 5K
31:03 | 10:00/mi
10K· 6.21 mi
1:00:49
Rank: #22289 (+695)
5K → 10K
29:46 | 9:35/mi
15K· 9.32 mi
1:30:43
Rank: #21837 (+452)
10K → 15K
29:54 | 9:37/mi
20K· 12.43 mi
2:01:32
Rank: #21410 (+427)
15K → 20K
30:49 | 9:55/mi
Half· 13.11 mi
2:08:10
Rank: #21366 (+44)
20K → Half
6:38 | 9:43/mi
25K· 15.53 mi
2:33:39
Rank: #21195 (+171)
Half → 25K
25:29 | 10:31/mi
30K· 18.64 mi
3:09:28
Rank: #21175 (+20)
25K → 30K
35:49 | 11:32/mi
20M
3:25:04
Rank: #21093 (+82)
30K → 20M
15:36 | 11:29/mi
21M
3:38:09
Rank: #21101 (-8)
20M → 21M
13:05 | 13:05/mi
35K· 21.75 mi
3:47:23
Rank: #21145 (-44)
21M → 35K
9:14 | 12:21/mi
23M
4:02:25
Rank: #21121 (+24)
35K → 23M
15:02 | 12:00/mi
24M
4:14:11
Rank: #21092 (+29)
23M → 24M
11:46 | 11:46/mi
40K· 24.85 mi
4:24:15
Rank: #21057 (+35)
24M → 40K
10:04 | 11:46/mi
25.2M
4:29:10
Rank: #21071 (-14)
40K → 25.2M
4:55 | 14:15/mi
Finish· 26.22 mi
4:39:35
Rank: #20996 (+75)
25.2M → Finish
10:25 | 10:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:10
Pace9:47 /mi
2nd Half
Distance13.11 mi
Time2:31:25
Pace11:33 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0131:0310:0031:03
10:00
-
10K
6.21 mi12:16:471:00:499:4729:46
9:35
-0:25
15K
9.32 mi12:46:411:30:439:4429:54
9:37
+0:02
20K
12.43 mi13:17:302:01:329:4730:49
9:55
+0:18
Half
13.11 mi13:24:082:08:109:476:38
9:43
-0:12
25K
15.53 mi13:49:372:33:399:5325:29
10:31
+0:48
30K
18.64 mi14:25:263:09:2810:1035:49
11:32
+1:01
20M
20.00 mi14:41:023:25:0410:1515:36
11:29
-0:03
21M
21.00 mi14:54:073:38:0910:2313:05
13:05
+1:36
35K
21.75 mi15:03:213:47:2310:279:14
12:21
-0:44
23M
23.00 mi15:18:234:02:2510:3215:02
12:00
-0:21
24M
24.00 mi15:30:094:14:1110:3511:46
11:46
-0:14
40K
24.85 mi15:40:134:24:1510:3810:04
11:46
0:00
25.2M
25.20 mi15:45:084:29:1010:414:55
14:15
+2:29
Finish
26.22 mi15:55:334:39:3510:4010:25
10:13
-4:02

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

9:35 /mi

Average Pace

10:40 /mi

Slowest Pace

14:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:04

59% of race

Time at Steady Pace

1:28:17

32% of race

Time at Slower Pace

27:14

10% of race

Average Pace: 10:40 /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 mi11:47:0131:0310:0031:03
10:00
#22984
10K
6.21 mi12:16:471:00:499:4729:46
9:35
#22289
15K
9.32 mi12:46:411:30:439:4429:54
9:37
#21837
20K
12.43 mi13:17:302:01:329:4730:49
9:55
#21410
Half
13.11 mi13:24:082:08:109:476:38
9:43
#21366
25K
15.53 mi13:49:372:33:399:5325:29
10:31
#21195
30K
18.64 mi14:25:263:09:2810:1035:49
11:32
#21175
20M
20.00 mi14:41:023:25:0410:1515:36
11:29
#21093
21M
21.00 mi14:54:073:38:0910:2313:05
13:05
#21101
35K
21.75 mi15:03:213:47:2310:279:14
12:21
#21145
23M
23.00 mi15:18:234:02:2510:3215:02
12:00
#21121
24M
24.00 mi15:30:094:14:1110:3511:46
11:46
#21092
40K
24.85 mi15:40:134:24:1510:3810:04
11:46
#21057
25.2M
25.20 mi15:45:084:29:1010:414:55
14:15
#21071
Finish
26.22 mi15:55:334:39:3510:4010:25
10:13
#20996
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi229849381938121022(Top 82%)8334(Top 76%)8334(Top 179%)
10K6.21 mi3.10 mi22289+6959052+3299052+32921586(Top 84%)8696(Top 80%)8696(Top 187%)
15K9.32 mi3.11 mi21837+4528815+2378815+23721022(Top 82%)8334(Top 76%)8334(Top 179%)
20K12.43 mi3.11 mi21410+4278577+2388577+23820380(Top 80%)8026(Top 73%)8026(Top 172%)
Half13.11 mi0.68 mi21366+448559+188559+1820753(Top 81%)8278(Top 76%)8278(Top 178%)
25K15.53 mi2.42 mi21195+1718482+778482+7720443(Top 80%)8161(Top 75%)8161(Top 175%)
30K18.64 mi3.11 mi21175+208528-468528-4621077(Top 82%)8678(Top 79%)8678(Top 186%)
20M20.00 mi1.36 mi21093+828512+168512+1620363(Top 80%)8412(Top 77%)8412(Top 181%)
21M21.00 mi1.00 mi21101-88540-288540-2820896(Top 82%)8747(Top 80%)8747(Top 188%)
35K21.75 mi0.75 mi21145-448580-408580-4022358(Top 88%)9522(Top 87%)9522(Top 204%)
23M23.00 mi1.25 mi21121+248596-168596-1620744(Top 81%)8769(Top 80%)8769(Top 188%)
24M24.00 mi1.00 mi21092+298602-68602-620960(Top 82%)8918(Top 82%)8918(Top 191%)
40K24.85 mi0.85 mi21057+358596+68596+619991(Top 78%)8515(Top 78%)8515(Top 183%)
25.2M25.20 mi0.35 mi21071-148609-138609-1322017(Top 86%)9478(Top 87%)9478(Top 203%)
Finish26.22 mi1.02 mi20996+758578+318578+3119168(Top 75%)8060(Top 74%)8060(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21022

Females

8334

F18-39

8334

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

21586

Females

8696

F18-39

8696

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21022

Females

8334

F18-39

8334

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

20380

Females

8026

F18-39

8026

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

20753

Females

8278

F18-39

8278

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

20443

Females

8161

F18-39

8161

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

21077

Females

8678

F18-39

8678

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

20363

Females

8412

F18-39

8412

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

20896

Females

8747

F18-39

8747

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

22358

Females

9522

F18-39

9522

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

20744

Females

8769

F18-39

8769

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

20960

Females

8918

F18-39

8918

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19991

Females

8515

F18-39

8515

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22017

Females

9478

F18-39

9478

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19168

Females

8060

F18-39

8060

Passing Analysis

Category:
Athletes Passed
2678
Passed By
690
Net Change
+1988
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22984
5K → 10K71520+695#22984#22289
10K → 15K47624+452#22289#21837
15K → 20K45528+427#21837#21410
20K → Half6218+44#21410#21366
Half → 25K23867+171#21366#21195
25K → 30K181161+20#21195#21175
30K → 20M10927+82#21175#21093
20M → 21M7684-8#21093#21101
21M → 35K3074-44#21101#21145
35K → 23M8157+24#21145#21121
23M → 24M7849+29#21121#21092
24M → 40K6934+35#21092#21057
40K → 25.2M1529-14#21057#21071
25.2M → Finish9318+75#21071#20996
TOTALS2678690+1988
📊

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