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BOSTON MARATHON 2024

Katie Shanahan

Bib: 27548•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
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
10:49/mi
33:37
↑ 97↓ 3451.5%
10K· 6.21 mi
11:13/mi
1:08:27
↑ 79↓ 1380.4%
15K· 9.32 mi
11:22/mi
1:43:47
↑ 67↓ 78
20K· 12.43 mi
12:44/mi
2:23:21
↑ 106↓ 860.1%
Half· 13.11 mi
11:00/mi
2:30:51
↑ 19↓ 370.5%
25K· 15.53 mi
12:15/mi
3:00:33
↑ 66↓ 880.2%
30K· 18.64 mi
13:12/mi
3:41:34
↑ 181↓ 1480.2%
20M
12:31/mi
3:58:34
↑ 64↓ 500.2%
21M
13:46/mi
4:12:20
↑ 106↓ 241.6%
35K· 21.75 mi
13:02/mi
4:22:05
↑ 17↓ 861.7%
23M
13:12/mi
4:38:37
↑ 23↓ 630.6%
24M
12:37/mi
4:51:14
↓ 821.3%
40K· 24.85 mi
12:29/mi
5:01:54
↓ 200.3%
25.2M
14:59/mi
5:07:04
↑ 13↓ 160.2%
Finish· 26.22 mi
11:41/mi
5:18:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:30:51
Pace11:30 /mi
2nd Half
Distance13.11 mi
Time2:48:07
Pace12:49 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:2333:3710:4933:37
10:49
-
10K
6.21 mi12:27:131:08:2711:0134:50
11:13
+0:24
15K
9.32 mi13:02:331:43:4711:0835:20
11:22
+0:09
20K
12.43 mi13:42:072:23:2111:3239:34
12:44
+1:22
Half
13.11 mi13:49:372:30:5111:307:30
11:00
-1:44
25K
15.53 mi14:19:193:00:3311:3729:42
12:15
+1:15
30K
18.64 mi15:00:203:41:3411:5341:01
13:12
+0:57
20M
20.00 mi15:17:203:58:3411:5617:00
12:31
-0:41
21M
21.00 mi15:31:064:12:2012:0113:46
13:46
+1:15
35K
21.75 mi15:40:514:22:0512:039:45
13:02
-0:44
23M
23.00 mi15:57:234:38:3712:0716:32
13:12
+0:10
24M
24.00 mi16:10:004:51:1412:0812:37
12:37
-0:35
40K
24.85 mi16:20:405:01:5412:0910:40
12:29
-0:08
25.2M
25.20 mi16:25:505:07:0412:115:10
14:59
+2:30
Finish
26.22 mi16:37:445:18:5812:1011:54
11:41
-3:18

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

10:49 /mi

Average Pace

12:10 /mi

Slowest Pace

14:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:11

39% of race

Time at Steady Pace

1:59:18

37% of race

Time at Slower Pace

1:16:29

24% of race

Average Pace: 12:10 /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 mi11:52:2333:3710:4933:37
10:49
#24628
10K
6.21 mi12:27:131:08:2711:0134:50
11:13
#24577
15K
9.32 mi13:02:331:43:4711:0835:20
11:22
#24457
20K
12.43 mi13:42:072:23:2111:3239:34
12:44
#24551
Half
13.11 mi13:49:372:30:5111:307:30
11:00
#24502
25K
15.53 mi14:19:193:00:3311:3729:42
12:15
#24321
30K
18.64 mi15:00:203:41:3411:5341:01
13:12
#24188
20M
20.00 mi15:17:203:58:3411:5617:00
12:31
#24078
21M
21.00 mi15:31:064:12:2012:0113:46
13:46
#23985
35K
21.75 mi15:40:514:22:0512:039:45
13:02
#23964
23M
23.00 mi15:57:234:38:3712:0716:32
13:12
#23911
24M
24.00 mi16:10:004:51:1412:0812:37
12:37
#23871
40K
24.85 mi16:20:405:01:5412:0910:40
12:29
#23820
25.2M
25.20 mi16:25:505:07:0412:115:10
14:59
#23816
Finish
26.22 mi16:37:445:18:5812:1011:54
11:41
#23790
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24628103251032524158(Top 95%)10064(Top 92%)10064(Top 624%)
10K6.21 mi3.10 mi24577+5110309+1610309+1624510(Top 96%)10267(Top 94%)10267(Top 637%)
15K9.32 mi3.11 mi24457+12010219+9010219+9024158(Top 95%)10064(Top 92%)10064(Top 624%)
20K12.43 mi3.11 mi24551-9410286-6710286-6724667(Top 97%)10399(Top 95%)10399(Top 645%)
Half13.11 mi0.68 mi24502+4910264+2210264+2223529(Top 92%)9798(Top 90%)9798(Top 607%)
25K15.53 mi2.42 mi24321+18110168+9610168+9623459(Top 92%)9785(Top 90%)9785(Top 607%)
30K18.64 mi3.11 mi24188+13310117+5110117+5123528(Top 92%)9918(Top 91%)9918(Top 615%)
20M20.00 mi1.36 mi24078+11010075+4210075+4222206(Top 87%)9358(Top 86%)9358(Top 580%)
21M21.00 mi1.00 mi23985+9310043+3210043+3222012(Top 86%)9301(Top 85%)9301(Top 577%)
35K21.75 mi0.75 mi23964+2110038+510038+523274(Top 91%)9952(Top 91%)9952(Top 617%)
23M23.00 mi1.25 mi23911+5310021+1710021+1722840(Top 89%)9769(Top 89%)9769(Top 606%)
24M24.00 mi1.00 mi23871+4010014+710014+722466(Top 88%)9663(Top 88%)9663(Top 599%)
40K24.85 mi0.85 mi23820+519992+229992+2221361(Top 84%)9167(Top 84%)9167(Top 568%)
25.2M25.20 mi0.35 mi23816+49993-19993-123019(Top 90%)9935(Top 91%)9935(Top 616%)
Finish26.22 mi1.02 mi23790+269993999322752(Top 89%)9821(Top 90%)9821(Top 609%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

24158

Females

10064

F40-44

10064

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

24510

Females

10267

F40-44

10267

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

24158

Females

10064

F40-44

10064

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

24667

Females

10399

F40-44

10399

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

23529

Females

9798

F40-44

9798

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

23459

Females

9785

F40-44

9785

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

23528

Females

9918

F40-44

9918

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

22206

Females

9358

F40-44

9358

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

22012

Females

9301

F40-44

9301

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

23274

Females

9952

F40-44

9952

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

22840

Females

9769

F40-44

9769

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

22466

Females

9663

F40-44

9663

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21361

Females

9167

F40-44

9167

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23019

Females

9935

F40-44

9935

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

22752

Females

9821

F40-44

9821

Passing Analysis

Category:
Athletes Passed
1279
Passed By
441
Net Change
+838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24628
5K → 10K174123+51#24628#24577
10K → 15K17252+120#24577#24457
15K → 20K55149-94#24457#24551
20K → Half556+49#24551#24502
Half → 25K1909+181#24502#24321
25K → 30K16229+133#24321#24188
30K → 20M1144+110#24188#24078
20M → 21M985+93#24078#23985
21M → 35K3817+21#23985#23964
35K → 23M607+53#23964#23911
23M → 24M5212+40#23911#23871
24M → 40K543+51#23871#23820
40K → 25.2M139+4#23820#23816
25.2M → Finish4216+26#23816#23790
TOTALS1279441+838
📊

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