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BOSTON MARATHON 2024

Rachel Clattenburg

Bib: 18719•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 37%
Masters (Masters Women)
#0 / 6263
Top 25%
Division (F40-44)
#0 / 1613
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
8:09/mi
25:19
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
50:54
↑ 79↓ 1380.4%
15K· 9.32 mi
8:25/mi
1:17:02
↑ 67↓ 78
20K· 12.43 mi
8:31/mi
1:43:30
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:49:12
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:09:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:36:58
↑ 181↓ 1480.2%
20M
8:35/mi
2:48:38
↑ 64↓ 500.2%
21M
8:55/mi
2:57:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:07/mi
3:03:37
↑ 17↓ 861.7%
23M
8:42/mi
3:14:30
↑ 23↓ 630.6%
24M
8:24/mi
3:22:54
↓ 821.3%
40K· 24.85 mi
8:47/mi
3:30:25
↓ 200.3%
25.2M
9:34/mi
3:33:43
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:42:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:12
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:53:08
Pace8:38 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4425:198:0925:19
8:09
-
10K
6.21 mi11:42:1950:548:1125:35
8:14
+0:05
15K
9.32 mi12:08:271:17:028:1626:08
8:25
+0:11
20K
12.43 mi12:34:551:43:308:2026:28
8:31
+0:06
Half
13.11 mi12:40:371:49:128:205:42
8:21
-0:10
25K
15.53 mi13:01:012:09:368:2120:24
8:25
+0:04
30K
18.64 mi13:28:232:36:588:2527:22
8:49
+0:24
20M
20.00 mi13:40:032:48:388:2611:40
8:35
-0:14
21M
21.00 mi13:48:582:57:338:278:55
8:55
+0:20
35K
21.75 mi13:55:023:03:378:276:04
8:07
-0:48
23M
23.00 mi14:05:553:14:308:2710:53
8:42
+0:35
24M
24.00 mi14:14:193:22:548:278:24
8:24
-0:18
40K
24.85 mi14:21:503:30:258:287:31
8:47
+0:23
25.2M
25.20 mi14:25:083:33:438:293:18
9:34
+0:47
Finish
26.22 mi14:33:453:42:208:298:37
8:27
-1:07

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

8:07 /mi

Average Pace

8:29 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:39:02

99% of race

Time at Steady Pace

3:18

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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 mi11:16:4425:198:0925:19
8:09
#15697
10K
6.21 mi11:42:1950:548:1125:35
8:14
#15710
15K
9.32 mi12:08:271:17:028:1626:08
8:25
#15702
20K
12.43 mi12:34:551:43:308:2026:28
8:31
#15440
Half
13.11 mi12:40:371:49:128:205:42
8:21
#15409
25K
15.53 mi13:01:012:09:368:2120:24
8:25
#14892
30K
18.64 mi13:28:232:36:588:2527:22
8:49
#14343
20M
20.00 mi13:40:032:48:388:2611:40
8:35
#13978
21M
21.00 mi13:48:582:57:338:278:55
8:55
#13571
35K
21.75 mi13:55:023:03:378:276:04
8:07
#13340
23M
23.00 mi14:05:553:14:308:2710:53
8:42
#13067
24M
24.00 mi14:14:193:22:548:278:24
8:24
#12848
40K
24.85 mi14:21:503:30:258:287:31
8:47
#12678
25.2M
25.20 mi14:25:083:33:438:293:18
9:34
#12582
Finish
26.22 mi14:33:453:42:208:298:37
8:27
#12503
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi156975385538515901(Top 62%)5499(Top 50%)5499(Top 341%)
10K6.21 mi3.10 mi15710-135361+245361+2415750(Top 62%)5373(Top 49%)5373(Top 333%)
15K9.32 mi3.11 mi15702+85374-135374-1315901(Top 62%)5499(Top 50%)5499(Top 341%)
20K12.43 mi3.11 mi15440+2625233+1415233+14114898(Top 58%)4941(Top 45%)4941(Top 306%)
Half13.11 mi0.68 mi15409+315214+195214+1914910(Top 58%)4977(Top 46%)4977(Top 309%)
25K15.53 mi2.42 mi14892+5174934+2804934+28012605(Top 49%)3835(Top 35%)3835(Top 238%)
30K18.64 mi3.11 mi14343+5494683+2514683+25112238(Top 48%)3857(Top 35%)3857(Top 239%)
20M20.00 mi1.36 mi13978+3654529+1544529+1549942(Top 39%)2924(Top 27%)2924(Top 181%)
21M21.00 mi1.00 mi13571+4074361+1684361+1688212(Top 32%)2304(Top 21%)2304(Top 143%)
35K21.75 mi0.75 mi13340+2314260+1014260+1018514(Top 33%)2480(Top 23%)2480(Top 154%)
23M23.00 mi1.25 mi13067+2734176+844176+849542(Top 37%)3154(Top 29%)3154(Top 196%)
24M24.00 mi1.00 mi12848+2194090+864090+868893(Top 35%)2909(Top 27%)2909(Top 180%)
40K24.85 mi0.85 mi12678+1704044+464044+469879(Top 39%)3515(Top 32%)3515(Top 218%)
25.2M25.20 mi0.35 mi12582+964009+354009+359094(Top 36%)3212(Top 29%)3212(Top 199%)
Finish26.22 mi1.02 mi12503+794007+24007+211279(Top 44%)4107(Top 38%)4107(Top 255%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

15901

Females

5499

F40-44

5499

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

15750

Females

5373

F40-44

5373

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

15901

Females

5499

F40-44

5499

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

14898

Females

4941

F40-44

4941

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

14910

Females

4977

F40-44

4977

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12605

Females

3835

F40-44

3835

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12238

Females

3857

F40-44

3857

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

9942

Females

2924

F40-44

2924

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8212

Females

2304

F40-44

2304

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8514

Females

2480

F40-44

2480

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9542

Females

3154

F40-44

3154

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

8893

Females

2909

F40-44

2909

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

9879

Females

3515

F40-44

3515

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9094

Females

3212

F40-44

3212

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

11279

Females

4107

F40-44

4107

Passing Analysis

Category:
Athletes Passed
4012
Passed By
818
Net Change
+3194
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15697
5K → 10K276289-13#15697#15710
10K → 15K236228+8#15710#15702
15K → 20K367105+262#15702#15440
20K → Half5423+31#15440#15409
Half → 25K53316+517#15409#14892
25K → 30K59647+549#14892#14343
30K → 20M3683+365#14343#13978
20M → 21M4147+407#13978#13571
21M → 35K2332+231#13571#13340
35K → 23M29421+273#13340#13067
23M → 24M2267+219#13067#12848
24M → 40K18919+170#12848#12678
40K → 25.2M1037+96#12678#12582
25.2M → Finish12344+79#12582#12503
TOTALS4012818+3194
📊

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