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BOSTON MARATHON 2024

Margaret Mcnamara

Bib: 25297•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

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
8:31/mi
26:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:43/mi
53:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:59/mi
1:21:29
↑ 67↓ 78
20K· 12.43 mi
9:06/mi
1:49:46
↑ 106↓ 860.1%
Half· 13.11 mi
8:56/mi
1:55:52
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:18:59
↑ 66↓ 880.2%
30K· 18.64 mi
10:55/mi
2:52:53
↑ 181↓ 1480.2%
20M
10:53/mi
3:07:40
↑ 64↓ 500.2%
21M
12:46/mi
3:20:26
↑ 106↓ 241.6%
35K· 21.75 mi
9:24/mi
3:27:28
↑ 17↓ 861.7%
23M
11:09/mi
3:41:26
↑ 23↓ 630.6%
24M
9:51/mi
3:51:17
↓ 821.3%
40K· 24.85 mi
10:01/mi
3:59:51
↓ 200.3%
25.2M
12:28/mi
4:04:09
↑ 13↓ 160.2%
Finish· 26.22 mi
9:53/mi
4:14:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:52
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:18:21
Pace10:33 /mi
📊Positive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3826:298:3126:29
8:31
-
10K
6.21 mi12:09:4453:358:3727:06
8:43
+0:12
15K
9.32 mi12:37:381:21:298:4527:54
8:59
+0:16
20K
12.43 mi13:05:551:49:468:5028:17
9:06
+0:07
Half
13.11 mi13:12:011:55:528:506:06
8:56
-0:10
25K
15.53 mi13:35:082:18:598:5723:07
9:32
+0:36
30K
18.64 mi14:09:022:52:539:1633:54
10:55
+1:23
20M
20.00 mi14:23:493:07:409:2314:47
10:53
-0:02
21M
21.00 mi14:36:353:20:269:3312:46
12:46
+1:53
35K
21.75 mi14:43:373:27:289:327:02
9:24
-3:22
23M
23.00 mi14:57:353:41:269:3813:58
11:09
+1:45
24M
24.00 mi15:07:263:51:179:389:51
9:51
-1:18
40K
24.85 mi15:16:003:59:519:398:34
10:01
+0:10
25.2M
25.20 mi15:20:184:04:099:414:18
12:28
+2:27
Finish
26.22 mi15:30:224:14:139:4210:04
9:53
-2:35

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

8:31 /mi

Average Pace

9:42 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:52

46% of race

Time at Steady Pace

58:38

23% of race

Time at Slower Pace

1:19:43

31% of race

Average Pace: 9:42 /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 mi11:42:3826:298:3126:29
8:31
#17918
10K
6.21 mi12:09:4453:358:3727:06
8:43
#18202
15K
9.32 mi12:37:381:21:298:4527:54
8:59
#18406
20K
12.43 mi13:05:551:49:468:5028:17
9:06
#18170
Half
13.11 mi13:12:011:55:528:506:06
8:56
#18164
25K
15.53 mi13:35:082:18:598:5723:07
9:32
#18056
30K
18.64 mi14:09:022:52:539:1633:54
10:55
#18549
20M
20.00 mi14:23:493:07:409:2314:47
10:53
#18617
21M
21.00 mi14:36:353:20:269:3312:46
12:46
#18748
35K
21.75 mi14:43:373:27:289:327:02
9:24
#18587
23M
23.00 mi14:57:353:41:269:3813:58
11:09
#18587
24M
24.00 mi15:07:263:51:179:389:51
9:51
#18447
40K
24.85 mi15:16:003:59:519:398:34
10:01
#18320
25.2M
25.20 mi15:20:184:04:099:414:18
12:28
#18304
Finish
26.22 mi15:30:224:14:139:4210:04
9:53
#18260
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi179186705670518822(Top 74%)7155(Top 65%)7155(Top 154%)
10K6.21 mi3.10 mi18202-2846864-1596864-15918492(Top 72%)7018(Top 64%)7018(Top 151%)
15K9.32 mi3.11 mi18406-2046971-1076971-10718822(Top 74%)7155(Top 65%)7155(Top 154%)
20K12.43 mi3.11 mi18170+2366826+1456826+14517789(Top 70%)6595(Top 60%)6595(Top 142%)
Half13.11 mi0.68 mi18164+66833-76833-718032(Top 71%)6812(Top 62%)6812(Top 146%)
25K15.53 mi2.42 mi18056+1086801+326801+3217680(Top 69%)6648(Top 61%)6648(Top 143%)
30K18.64 mi3.11 mi18549-4937137-3367137-33619779(Top 77%)7996(Top 73%)7996(Top 172%)
20M20.00 mi1.36 mi18617-687191-547191-5418993(Top 74%)7708(Top 71%)7708(Top 165%)
21M21.00 mi1.00 mi18748-1317292-1017292-10120348(Top 80%)8502(Top 78%)8502(Top 182%)
35K21.75 mi0.75 mi18587+1617214+787214+7815160(Top 59%)5922(Top 54%)5922(Top 127%)
23M23.00 mi1.25 mi185877247-337247-3318853(Top 74%)7814(Top 72%)7814(Top 168%)
24M24.00 mi1.00 mi18447+1407186+617186+6115837(Top 62%)6367(Top 58%)6367(Top 137%)
40K24.85 mi0.85 mi18320+1277141+457141+4515088(Top 59%)6055(Top 55%)6055(Top 130%)
25.2M25.20 mi0.35 mi18304+167145-47145-418468(Top 72%)7753(Top 71%)7753(Top 166%)
Finish26.22 mi1.02 mi18260+447152-77152-717998(Top 70%)7502(Top 69%)7502(Top 161%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

18822

Females

7155

F18-39

7155

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

18492

Females

7018

F18-39

7018

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

18822

Females

7155

F18-39

7155

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17789

Females

6595

F18-39

6595

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18032

Females

6812

F18-39

6812

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

17680

Females

6648

F18-39

6648

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

19779

Females

7996

F18-39

7996

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

18993

Females

7708

F18-39

7708

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

20348

Females

8502

F18-39

8502

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15160

Females

5922

F18-39

5922

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

18853

Females

7814

F18-39

7814

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

15837

Females

6367

F18-39

6367

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15088

Females

6055

F18-39

6055

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

18468

Females

7753

F18-39

7753

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

17998

Females

7502

F18-39

7502

Passing Analysis

Category:
Athletes Passed
1940
Passed By
2282
Net Change
-342
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17918
5K → 10K170454-284#17918#18202
10K → 15K160364-204#18202#18406
15K → 20K360124+236#18406#18170
20K → Half4337+6#18170#18164
Half → 25K260152+108#18164#18056
25K → 30K107600-493#18056#18549
30K → 20M71139-68#18549#18617
20M → 21M54185-131#18617#18748
21M → 35K1665+161#18748#18587
35K → 23M1211210#18587#18587
23M → 24M1499+140#18587#18447
24M → 40K1369+127#18447#18320
40K → 25.2M5135+16#18320#18304
25.2M → Finish9248+44#18304#18260
TOTALS19402282-342
📊

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