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BOSTON MARATHON 2024

Chantal Bouffard

QC

Bib: 18143 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 42%
Gender (Female)
#0 / 10924
Top 28%
Masters (Masters Women)
#0 / 6263
Top 15%
Division (F50-54)
#0 / 1187
Top 10%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:48/mi
24:15
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:47/mi
48:27
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:46/mi
1:12:36
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:59/mi
1:37:24
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:52/mi
1:42:46
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:05/mi
2:02:21
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:31/mi
2:28:50
↑ 181↓ 1480.2%
138 ft elev
20M
8:36/mi
2:40:31
↑ 64↓ 500.2%
148 ft elev
21M
9:21/mi
2:49:52
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:09/mi
2:55:58
↑ 17↓ 861.7%
156 ft elev
23M
8:30/mi
3:06:36
↑ 23↓ 630.6%
116 ft elev
24M
8:24/mi
3:15:00
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:36/mi
3:22:21
↓ 200.3%
20 ft elev
25.2M
9:46/mi
3:25:43
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:48/mi
3:34:41
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:46
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:51:55
Pace8:32 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:3824:157:4824:15
7:48
-
10K
6.21 mi11:39:5048:277:4824:12
7:47
-0:01
15K
9.32 mi12:03:591:12:367:4724:09
7:46
-0:01
20K
12.43 mi12:28:471:37:247:5024:48
7:59
+0:13
Half
13.11 mi12:34:091:42:467:505:22
7:52
-0:07
25K
15.53 mi12:53:442:02:217:5319:35
8:05
+0:13
30K
18.64 mi13:20:132:28:507:5926:29
8:31
+0:26
20M
20.00 mi13:31:542:40:318:0211:41
8:36
+0:05
21M
21.00 mi13:41:152:49:528:059:21
9:21
+0:45
35K
21.75 mi13:47:212:55:588:056:06
8:09
-1:12
23M
23.00 mi13:57:593:06:368:0710:38
8:30
+0:21
24M
24.00 mi14:06:233:15:008:088:24
8:24
-0:06
40K
24.85 mi14:13:443:22:218:087:21
8:36
+0:12
25.2M
25.20 mi14:17:063:25:438:103:22
9:46
+1:10
Finish
26.22 mi14:26:043:34:418:128:58
8:48
-0:58

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

7:46 /mi

Average Pace

8:12 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:21

57% of race

Time at Steady Pace

1:10:39

33% of race

Time at Slower Pace

21:41

10% of race

Average Pace: 8:11 /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 mi11:15:3824:157:4824:15
7:48
#13136
10K
6.21 mi11:39:5048:277:4824:12
7:47
#12870
15K
9.32 mi12:03:591:12:367:4724:09
7:46
#12434
20K
12.43 mi12:28:471:37:247:5024:48
7:59
#12174
Half
13.11 mi12:34:091:42:467:505:22
7:52
#12147
25K
15.53 mi12:53:442:02:217:5319:35
8:05
#11800
30K
18.64 mi13:20:132:28:507:5926:29
8:31
#11549
20M
20.00 mi13:31:542:40:318:0211:41
8:36
#11375
21M
21.00 mi13:41:152:49:528:059:21
9:21
#11253
35K
21.75 mi13:47:212:55:588:056:06
8:09
#11106
23M
23.00 mi13:57:593:06:368:0710:38
8:30
#10888
24M
24.00 mi14:06:233:15:008:088:24
8:24
#10747
40K
24.85 mi14:13:443:22:218:087:21
8:36
#10630
25.2M
25.20 mi14:17:063:25:438:103:22
9:46
#10605
Finish
26.22 mi14:26:043:34:418:128:58
8:48
#10687
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi131363798379811733(Top 46%)3089(Top 28%)3089(Top 260%)
10K6.21 mi3.10 mi12870+2663655+1433655+14312563(Top 49%)3513(Top 32%)3513(Top 296%)
15K9.32 mi3.11 mi12434+4363431+2243431+22411733(Top 46%)3089(Top 28%)3089(Top 260%)
20K12.43 mi3.11 mi12174+2603318+1133318+11311713(Top 46%)3167(Top 29%)3167(Top 267%)
Half13.11 mi0.68 mi12147+273306+123306+1211821(Top 46%)3231(Top 30%)3231(Top 272%)
25K15.53 mi2.42 mi11800+3473158+1483158+14810686(Top 42%)2815(Top 26%)2815(Top 237%)
30K18.64 mi3.11 mi11549+2513115+433115+4310781(Top 42%)3086(Top 28%)3086(Top 260%)
20M20.00 mi1.36 mi11375+1743071+443071+449996(Top 39%)2948(Top 27%)2948(Top 248%)
21M21.00 mi1.00 mi11253+1223065+63065+610203(Top 40%)3327(Top 30%)3327(Top 280%)
35K21.75 mi0.75 mi11106+1473029+363029+368765(Top 34%)2596(Top 24%)2596(Top 219%)
23M23.00 mi1.25 mi10888+2182976+532976+538466(Top 33%)2611(Top 24%)2611(Top 220%)
24M24.00 mi1.00 mi10747+1412954+222954+228869(Top 35%)2885(Top 26%)2885(Top 243%)
40K24.85 mi0.85 mi10630+1172945+92945+98871(Top 35%)3015(Top 28%)3015(Top 254%)
25.2M25.20 mi0.35 mi10605+252954-92954-99944(Top 39%)3588(Top 33%)3588(Top 302%)
Finish26.22 mi1.02 mi10687-823039-853039-8513165(Top 52%)5042(Top 46%)5042(Top 425%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

11733

Females

3089

F50-54

3089

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

12563

Females

3513

F50-54

3513

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

11733

Females

3089

F50-54

3089

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

11713

Females

3167

F50-54

3167

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

11821

Females

3231

F50-54

3231

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

10686

Females

2815

F50-54

2815

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

10781

Females

3086

F50-54

3086

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

9996

Females

2948

F50-54

2948

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10203

Females

3327

F50-54

3327

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

8765

Females

2596

F50-54

2596

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

8466

Females

2611

F50-54

2611

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

8869

Females

2885

F50-54

2885

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

8871

Females

3015

F50-54

3015

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9944

Females

3588

F50-54

3588

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13165

Females

5042

F50-54

5042

Passing Analysis

Category:
Athletes Passed
3460*
Passed By
1011
Net Change
+2449
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13136
5K → 10K443177+266#13136#12870
10K → 15K48751+436#12870#12434
15K → 20K360100+260#12434#12174
20K → Half4518+27#12174#12147
Half → 25K41366+347#12147#11800
25K → 30K421170+251#11800#11549
30K → 20M23157+174#11549#11375
20M → 21M20684+122#11375#11253
21M → 35K16720+147#11253#11106
35K → 23M25335+218#11106#10888
23M → 24M16524+141#10888#10747
24M → 40K150*33+117#10747#10630
40K → 25.2M5429+25#10630#10605
25.2M → Finish65147-82#10605#10687
TOTALS3460*1011+2449

* 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