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BOSTON MARATHON 2024

Rebecca Diacon

Bib: 17737•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 40%
Gender (Female)
#0 / 10924
Top 26%
Masters (Masters Women)
#0 / 6263
Top 13%
Division (F45-49)
#0 / 1753
Top 15%
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
7:39/mi
23:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
47:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:12:04
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:37:01
↑ 106↓ 860.1%
Half· 13.11 mi
7:56/mi
1:42:26
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
2:02:25
↑ 66↓ 880.2%
30K· 18.64 mi
8:27/mi
2:28:40
↑ 181↓ 1480.2%
20M
8:34/mi
2:40:19
↑ 64↓ 500.2%
21M
9:07/mi
2:49:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
2:55:25
↑ 17↓ 861.7%
23M
8:26/mi
3:05:58
↑ 23↓ 630.6%
24M
8:15/mi
3:14:13
↓ 821.3%
40K· 24.85 mi
8:23/mi
3:21:23
↓ 200.3%
25.2M
9:17/mi
3:24:35
↑ 13↓ 160.2%
Finish· 26.22 mi
8:01/mi
3:32:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:26
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:50:19
Pace8:25 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0523:457:3923:45
7:39
-
10K
6.21 mi11:38:5847:387:4023:53
7:41
+0:02
15K
9.32 mi12:03:241:12:047:4424:26
7:52
+0:11
20K
12.43 mi12:28:211:37:017:4824:57
8:02
+0:10
Half
13.11 mi12:33:461:42:267:495:25
7:56
-0:06
25K
15.53 mi12:53:452:02:257:5319:59
8:15
+0:19
30K
18.64 mi13:20:002:28:407:5926:15
8:27
+0:12
20M
20.00 mi13:31:392:40:198:0111:39
8:34
+0:07
21M
21.00 mi13:40:462:49:268:049:07
9:07
+0:33
35K
21.75 mi13:46:452:55:258:045:59
8:00
-1:07
23M
23.00 mi13:57:183:05:588:0510:33
8:26
+0:26
24M
24.00 mi14:05:333:14:138:068:15
8:15
-0:11
40K
24.85 mi14:12:433:21:238:067:10
8:23
+0:08
25.2M
25.20 mi14:15:553:24:358:073:12
9:17
+0:54
Finish
26.22 mi14:24:053:32:458:078:10
8:01
-1:16

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

7:39 /mi

Average Pace

8:07 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:38

43% of race

Time at Steady Pace

1:37:09

46% of race

Time at Slower Pace

23:58

11% of race

Average Pace: 8:07 /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 mi11:15:0523:457:3923:45
7:39
#11888
10K
6.21 mi11:38:5847:387:4023:53
7:41
#11788
15K
9.32 mi12:03:241:12:047:4424:26
7:52
#11998
20K
12.43 mi12:28:211:37:017:4824:57
8:02
#11960
Half
13.11 mi12:33:461:42:267:495:25
7:56
#11970
25K
15.53 mi12:53:452:02:257:5319:59
8:15
#11826
30K
18.64 mi13:20:002:28:407:5926:15
8:27
#11483
20M
20.00 mi13:31:392:40:198:0111:39
8:34
#11308
21M
21.00 mi13:40:462:49:268:049:07
9:07
#11096
35K
21.75 mi13:46:452:55:258:045:59
8:00
#10905
23M
23.00 mi13:57:183:05:588:0510:33
8:26
#10687
24M
24.00 mi14:05:333:14:138:068:15
8:15
#10518
40K
24.85 mi14:12:433:21:238:067:10
8:23
#10378
25.2M
25.20 mi14:15:553:24:358:073:12
9:17
#10310
Finish
26.22 mi14:24:053:32:458:078:10
8:01
#10226
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi118883064306412426(Top 49%)3465(Top 32%)3465(Top 198%)
10K6.21 mi3.10 mi11788+1003045+193045+1911775(Top 46%)3070(Top 28%)3070(Top 175%)
15K9.32 mi3.11 mi11998-2103200-1553200-15512426(Top 49%)3465(Top 32%)3465(Top 198%)
20K12.43 mi3.11 mi11960+383193+73193+712056(Top 47%)3348(Top 31%)3348(Top 191%)
Half13.11 mi0.68 mi11970-103204-113204-1112337(Top 48%)3492(Top 32%)3492(Top 199%)
25K15.53 mi2.42 mi11826+1443171+333171+3311624(Top 45%)3294(Top 30%)3294(Top 188%)
30K18.64 mi3.11 mi11483+3433087+843087+8410391(Top 41%)2887(Top 26%)2887(Top 165%)
20M20.00 mi1.36 mi11308+1753043+443043+449848(Top 39%)2871(Top 26%)2871(Top 164%)
21M21.00 mi1.00 mi11096+2122981+622981+629120(Top 36%)2753(Top 25%)2753(Top 157%)
35K21.75 mi0.75 mi10905+1912926+552926+557821(Top 31%)2149(Top 20%)2149(Top 123%)
23M23.00 mi1.25 mi10687+2182875+512875+518077(Top 32%)2421(Top 22%)2421(Top 138%)
24M24.00 mi1.00 mi10518+1692833+422833+428060(Top 32%)2516(Top 23%)2516(Top 144%)
40K24.85 mi0.85 mi10378+1402805+282805+287787(Top 30%)2505(Top 23%)2505(Top 143%)
25.2M25.20 mi0.35 mi10310+682791+142791+147864(Top 31%)2602(Top 24%)2602(Top 148%)
Finish26.22 mi1.02 mi10226+842785+62785+68618(Top 34%)2880(Top 26%)2880(Top 164%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12426

Females

3465

F45-49

3465

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

11775

Females

3070

F45-49

3070

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12426

Females

3465

F45-49

3465

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

12056

Females

3348

F45-49

3348

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12337

Females

3492

F45-49

3492

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

11624

Females

3294

F45-49

3294

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10391

Females

2887

F45-49

2887

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

9848

Females

2871

F45-49

2871

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9120

Females

2753

F45-49

2753

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

7821

Females

2149

F45-49

2149

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8077

Females

2421

F45-49

2421

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8060

Females

2516

F45-49

2516

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7787

Females

2505

F45-49

2505

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

7864

Females

2602

F45-49

2602

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

8618

Females

2880

F45-49

2880

Passing Analysis

Category:
Athletes Passed
3041*
Passed By
1379
Net Change
+1662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11888
5K → 10K337237+100#11888#11788
10K → 15K166376-210#11788#11998
15K → 20K241203+38#11998#11960
20K → Half4252-10#11960#11970
Half → 25K293149+144#11970#11826
25K → 30K471128+343#11826#11483
30K → 20M23762+175#11483#11308
20M → 21M25240+212#11308#11096
21M → 35K2009+191#11096#10905
35K → 23M24628+218#10905#10687
23M → 24M19728+169#10687#10518
24M → 40K160*20+140#10518#10378
40K → 25.2M7810+68#10378#10310
25.2M → Finish12137+84#10310#10226
TOTALS3041*1379+1662

* 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