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BOSTON MARATHON 2024

Cait Callahan

Bib: 14621•F

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 41%
Gender (Female)
#0 / 10924
Top 27%
Division (F18-39)
#0 / 4660
Top 44%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:21/mi
22:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:24/mi
45:50
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:09:01
↑ 67↓ 78
20K· 12.43 mi
7:27/mi
1:32:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:37:09
↑ 19↓ 370.5%
25K· 15.53 mi
7:40/mi
1:55:44
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:24:11
↑ 181↓ 1480.2%
20M
9:30/mi
2:37:05
↑ 64↓ 500.2%
21M
10:18/mi
2:47:23
↑ 106↓ 241.6%
35K· 21.75 mi
9:13/mi
2:54:17
↑ 17↓ 861.7%
23M
9:09/mi
3:05:44
↑ 23↓ 630.6%
24M
8:47/mi
3:14:31
↓ 821.3%
40K· 24.85 mi
8:45/mi
3:22:00
↓ 200.3%
25.2M
10:38/mi
3:25:40
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
3:34:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:09
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:56:57
Pace8:55 /mi
📊Positive Split: 20.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4322:507:2122:50
7:21
-
10K
6.21 mi11:17:4345:507:2323:00
7:24
+0:03
15K
9.32 mi11:40:541:09:017:2423:11
7:28
+0:04
20K
12.43 mi12:04:021:32:097:2523:08
7:27
-0:01
Half
13.11 mi12:09:021:37:097:255:00
7:20
-0:07
25K
15.53 mi12:27:371:55:447:2718:35
7:40
+0:20
30K
18.64 mi12:56:042:24:117:4428:27
9:09
+1:29
20M
20.00 mi13:08:582:37:057:5112:54
9:30
+0:21
21M
21.00 mi13:19:162:47:237:5810:18
10:18
+0:48
35K
21.75 mi13:26:102:54:178:016:54
9:13
-1:05
23M
23.00 mi13:37:373:05:448:0511:27
9:09
-0:04
24M
24.00 mi13:46:243:14:318:068:47
8:47
-0:22
40K
24.85 mi13:53:533:22:008:087:29
8:45
-0:02
25.2M
25.20 mi13:57:333:25:408:103:40
10:38
+1:53
Finish
26.22 mi14:05:593:34:068:108:26
8:17
-2:21

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

7:20 /mi

Average Pace

8:10 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:44

54% of race

Time at Steady Pace

1:11:30

33% of race

Time at Slower Pace

26:52

13% of race

Average Pace: 8:10 /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 mi10:54:4322:507:2122:50
7:21
#9570
10K
6.21 mi11:17:4345:507:2323:00
7:24
#9465
15K
9.32 mi11:40:541:09:017:2423:11
7:28
#9395
20K
12.43 mi12:04:021:32:097:2523:08
7:27
#8976
Half
13.11 mi12:09:021:37:097:255:00
7:20
#8918
25K
15.53 mi12:27:371:55:447:2718:35
7:40
#8733
30K
18.64 mi12:56:042:24:117:4428:27
9:09
#9796
20M
20.00 mi13:08:582:37:057:5112:54
9:30
#10175
21M
21.00 mi13:19:162:47:237:5810:18
10:18
#10433
35K
21.75 mi13:26:102:54:178:016:54
9:13
#10554
23M
23.00 mi13:37:373:05:448:0511:27
9:09
#10622
24M
24.00 mi13:46:243:14:318:068:47
8:47
#10613
40K
24.85 mi13:53:533:22:008:087:29
8:45
#10538
25.2M
25.20 mi13:57:333:25:408:103:40
10:38
#10590
Finish
26.22 mi14:05:593:34:068:108:26
8:17
#10554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9570182618269378(Top 37%)1873(Top 17%)1873(Top 40%)
10K6.21 mi3.10 mi9465+1051811+151811+159464(Top 37%)1865(Top 17%)1865(Top 40%)
15K9.32 mi3.11 mi9395+701809+21809+29378(Top 37%)1873(Top 17%)1873(Top 40%)
20K12.43 mi3.11 mi8976+4191654+1551654+1557996(Top 31%)1387(Top 13%)1387(Top 30%)
Half13.11 mi0.68 mi8918+581639+151639+157957(Top 31%)1365(Top 12%)1365(Top 29%)
25K15.53 mi2.42 mi8733+1851594+451594+458079(Top 32%)1596(Top 15%)1596(Top 34%)
30K18.64 mi3.11 mi9796-10632210-6162210-61613992(Top 55%)4851(Top 44%)4851(Top 104%)
20M20.00 mi1.36 mi10175-3792468-2582468-25814509(Top 57%)5391(Top 49%)5391(Top 116%)
21M21.00 mi1.00 mi10433-2582647-1792647-17914128(Top 55%)5374(Top 49%)5374(Top 115%)
35K21.75 mi0.75 mi10554-1212744-972744-9714365(Top 56%)5506(Top 50%)5506(Top 118%)
23M23.00 mi1.25 mi10622-682837-932837-9311910(Top 47%)4356(Top 40%)4356(Top 93%)
24M24.00 mi1.00 mi10613+92881-442881-4411046(Top 43%)3941(Top 36%)3941(Top 85%)
40K24.85 mi0.85 mi10538+752893-122893-129656(Top 38%)3395(Top 31%)3395(Top 73%)
25.2M25.20 mi0.35 mi10590-522946-532946-5313282(Top 52%)5206(Top 48%)5206(Top 112%)
Finish26.22 mi1.02 mi10554+362962-162962-1610200(Top 40%)3598(Top 33%)3598(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9378

Females

1873

F18-39

1873

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

9464

Females

1865

F18-39

1865

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9378

Females

1873

F18-39

1873

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

7996

Females

1387

F18-39

1387

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

7957

Females

1365

F18-39

1365

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8079

Females

1596

F18-39

1596

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

13992

Females

4851

F18-39

4851

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

14509

Females

5391

F18-39

5391

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14128

Females

5374

F18-39

5374

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

14365

Females

5506

F18-39

5506

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

11910

Females

4356

F18-39

4356

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11046

Females

3941

F18-39

3941

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9656

Females

3395

F18-39

3395

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13282

Females

5206

F18-39

5206

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10200

Females

3598

F18-39

3598

Passing Analysis

Category:
Athletes Passed
2042*
Passed By
3022
Net Change
-984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9570
5K → 10K296191+105#9570#9465
10K → 15K219149+70#9465#9395
15K → 20K44728+419#9395#8976
20K → Half7012+58#8976#8918
Half → 25K27893+185#8918#8733
25K → 30K621124-1063#8733#9796
30K → 20M62439-379#9796#10175
20M → 21M66323-258#10175#10433
21M → 35K47168-121#10433#10554
35K → 23M124192-68#10554#10622
23M → 24M110101+9#10622#10613
24M → 40K133*58+75#10613#10538
40K → 25.2M2880-52#10538#10590
25.2M → Finish10064+36#10590#10554
TOTALS2042*3022-984

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

📊

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