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BOSTON MARATHON 2024

Chantalle Lalande

Bib: 21100•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
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
8:15/mi
25:37
↑ 97↓ 3451.5%
10K· 6.21 mi
8:19/mi
51:27
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:18:42
↑ 67↓ 78
20K· 12.43 mi
9:36/mi
1:48:31
↑ 106↓ 860.1%
Half· 13.11 mi
9:45/mi
1:55:10
↑ 19↓ 370.5%
25K· 15.53 mi
10:24/mi
2:20:23
↑ 66↓ 880.2%
30K· 18.64 mi
11:14/mi
2:55:18
↑ 181↓ 1480.2%
20M
11:32/mi
3:10:59
↑ 64↓ 500.2%
21M
12:14/mi
3:23:13
↑ 106↓ 241.6%
35K· 21.75 mi
12:08/mi
3:32:18
↑ 17↓ 861.7%
23M
11:40/mi
3:46:54
↑ 23↓ 630.6%
24M
12:12/mi
3:59:06
↓ 821.3%
40K· 24.85 mi
12:11/mi
4:09:31
↓ 200.3%
25.2M
13:12/mi
4:14:04
↑ 13↓ 160.2%
Finish· 26.22 mi
11:00/mi
4:25:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:10
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:30:07
Pace11:27 /mi
📊Positive Split: 30.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3825:378:1525:37
8:15
-
10K
6.21 mi11:48:2851:278:1725:50
8:19
+0:04
15K
9.32 mi12:15:431:18:428:2727:15
8:46
+0:27
20K
12.43 mi12:45:321:48:318:4429:49
9:36
+0:50
Half
13.11 mi12:52:111:55:108:476:39
9:45
+0:09
25K
15.53 mi13:17:242:20:239:0225:13
10:24
+0:39
30K
18.64 mi13:52:192:55:189:2434:55
11:14
+0:50
20M
20.00 mi14:08:003:10:599:3315:41
11:32
+0:18
21M
21.00 mi14:20:143:23:139:4112:14
12:14
+0:42
35K
21.75 mi14:29:193:32:189:469:05
12:08
-0:06
23M
23.00 mi14:43:553:46:549:5214:36
11:40
-0:28
24M
24.00 mi14:56:073:59:069:5812:12
12:12
+0:32
40K
24.85 mi15:06:324:09:3110:0210:25
12:11
-0:01
25.2M
25.20 mi15:11:054:14:0410:054:33
13:12
+1:01
Finish
26.22 mi15:22:184:25:1710:0811:13
11:00
-2:12

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

8:15 /mi

Average Pace

10:08 /mi

Slowest Pace

13:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:23

53% of race

Time at Steady Pace

1:16:25

29% of race

Time at Slower Pace

48:29

18% of race

Average Pace: 10:07 /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 mi11:22:3825:378:1525:37
8:15
#16332
10K
6.21 mi11:48:2851:278:1725:50
8:19
#16226
15K
9.32 mi12:15:431:18:428:2727:15
8:46
#16768
20K
12.43 mi12:45:321:48:318:4429:49
9:36
#17682
Half
13.11 mi12:52:111:55:108:476:39
9:45
#17905
25K
15.53 mi13:17:242:20:239:0225:13
10:24
#18483
30K
18.64 mi13:52:192:55:189:2434:55
11:14
#19039
20M
20.00 mi14:08:003:10:599:3315:41
11:32
#19181
21M
21.00 mi14:20:143:23:139:4112:14
12:14
#19168
35K
21.75 mi14:29:193:32:189:469:05
12:08
#19318
23M
23.00 mi14:43:553:46:549:5214:36
11:40
#19340
24M
24.00 mi14:56:073:59:069:5812:12
12:12
#19450
40K
24.85 mi15:06:324:09:3110:0210:25
12:11
#19505
25.2M
25.20 mi15:11:054:14:0410:054:33
13:12
#19516
Finish
26.22 mi15:22:184:25:1710:0811:13
11:00
#19575
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi163325767576717851(Top 70%)6631(Top 61%)6631(Top 378%)
10K6.21 mi3.10 mi16226+1065690+775690+7716228(Top 64%)5667(Top 52%)5667(Top 323%)
15K9.32 mi3.11 mi16768-5426012-3226012-32217851(Top 70%)6631(Top 61%)6631(Top 378%)
20K12.43 mi3.11 mi17682-9146565-5536565-55319504(Top 76%)7545(Top 69%)7545(Top 430%)
Half13.11 mi0.68 mi17905-2236694-1296694-12920806(Top 81%)8295(Top 76%)8295(Top 473%)
25K15.53 mi2.42 mi18483-5787027-3337027-33320165(Top 79%)8014(Top 73%)8014(Top 457%)
30K18.64 mi3.11 mi19039-5567390-3637390-36320513(Top 80%)8374(Top 77%)8374(Top 478%)
20M20.00 mi1.36 mi19181-1427501-1117501-11120495(Top 80%)8487(Top 78%)8487(Top 484%)
21M21.00 mi1.00 mi19168+137512-117512-1119318(Top 76%)7975(Top 73%)7975(Top 455%)
35K21.75 mi0.75 mi19318-1507609-977609-9722056(Top 86%)9380(Top 86%)9380(Top 535%)
23M23.00 mi1.25 mi19340-227645-367645-3620036(Top 78%)8412(Top 77%)8412(Top 480%)
24M24.00 mi1.00 mi19450-1107729-847729-8421844(Top 85%)9363(Top 86%)9363(Top 534%)
40K24.85 mi0.85 mi19505-557774-457774-4520808(Top 81%)8908(Top 82%)8908(Top 508%)
25.2M25.20 mi0.35 mi19516-117782-87782-820121(Top 79%)8580(Top 79%)8580(Top 489%)
Finish26.22 mi1.02 mi19575-597830-487830-4821362(Top 84%)9141(Top 84%)9141(Top 521%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

17851

Females

6631

F45-49

6631

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

16228

Females

5667

F45-49

5667

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

17851

Females

6631

F45-49

6631

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

19504

Females

7545

F45-49

7545

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

20806

Females

8295

F45-49

8295

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20165

Females

8014

F45-49

8014

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

20513

Females

8374

F45-49

8374

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

20495

Females

8487

F45-49

8487

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

19318

Females

7975

F45-49

7975

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22056

Females

9380

F45-49

9380

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20036

Females

8412

F45-49

8412

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

21844

Females

9363

F45-49

9363

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

20808

Females

8908

F45-49

8908

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20121

Females

8580

F45-49

8580

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

21362

Females

9141

F45-49

9141

Passing Analysis

Category:
Athletes Passed
1083
Passed By
4326
Net Change
-3243
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16332
5K → 10K335229+106#16332#16226
10K → 15K96638-542#16226#16768
15K → 20K81995-914#16768#17682
20K → Half9232-223#17682#17905
Half → 25K71649-578#17905#18483
25K → 30K83639-556#18483#19039
30K → 20M52194-142#19039#19181
20M → 21M9178+13#19181#19168
21M → 35K32182-150#19168#19318
35K → 23M84106-22#19318#19340
23M → 24M37147-110#19340#19450
24M → 40K4297-55#19450#19505
40K → 25.2M2536-11#19505#19516
25.2M → Finish45104-59#19516#19575
TOTALS10834326-3243
📊

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