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BOSTON MARATHON 2024

Caroline Boulanger

Bib: 17951•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 46%
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:46
Rank: #14470
Start → 5K
24:46 | 7:58/mi
10K· 6.21 mi
49:44
Rank: #14444 (+26)
5K → 10K
24:58 | 8:02/mi
15K· 9.32 mi
1:15:34
Rank: #14767 (-323)
10K → 15K
25:50 | 8:19/mi
20K· 12.43 mi
1:47:10
Rank: #17109 (-2342)
15K → 20K
31:36 | 10:10/mi
Half· 13.11 mi
1:53:28
Rank: #17203 (-94)
20K → Half
6:18 | 9:14/mi
25K· 15.53 mi
2:16:31
Rank: #17309 (-106)
Half → 25K
23:03 | 9:30/mi
30K· 18.64 mi
2:46:50
Rank: #17122 (+187)
25K → 30K
30:19 | 9:45/mi
20M
2:58:48
Rank: #16708 (+414)
30K → 20M
11:58 | 8:48/mi
21M
3:09:14
Rank: #16582 (+126)
20M → 21M
10:26 | 10:26/mi
35K· 21.75 mi
3:16:01
Rank: #16486 (+96)
21M → 35K
6:47 | 9:04/mi
23M
3:28:04
Rank: #16329 (+157)
35K → 23M
12:03 | 9:37/mi
24M
3:37:01
Rank: #16118 (+211)
23M → 24M
8:57 | 8:57/mi
40K· 24.85 mi
3:45:20
Rank: #16015 (+103)
24M → 40K
8:19 | 9:44/mi
25.2M
3:49:46
Rank: #16098 (-83)
40K → 25.2M
4:26 | 12:51/mi
Finish· 26.22 mi
3:58:28
Rank: #15942 (+156)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:28
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:05:00
Pace9:32 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5524:467:5824:46
7:58
-
10K
6.21 mi11:50:5349:448:0024:58
8:02
+0:04
15K
9.32 mi12:16:431:15:348:0625:50
8:19
+0:17
20K
12.43 mi12:48:191:47:108:3731:36
10:10
+1:51
Half
13.11 mi12:54:371:53:288:396:18
9:14
-0:56
25K
15.53 mi13:17:402:16:318:4723:03
9:30
+0:16
30K
18.64 mi13:47:592:46:508:5730:19
9:45
+0:15
20M
20.00 mi13:59:572:58:488:5611:58
8:48
-0:57
21M
21.00 mi14:10:233:09:149:0110:26
10:26
+1:38
35K
21.75 mi14:17:103:16:019:016:47
9:04
-1:22
23M
23.00 mi14:29:133:28:049:0312:03
9:37
+0:33
24M
24.00 mi14:38:103:37:019:038:57
8:57
-0:40
40K
24.85 mi14:46:293:45:209:048:19
9:44
+0:47
25.2M
25.20 mi14:50:553:49:469:074:26
12:51
+3:07
Finish
26.22 mi14:59:373:58:289:068:42
8:32
-4:19

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

7:58 /mi

Average Pace

9:06 /mi

Slowest Pace

12:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:16

35% of race

Time at Steady Pace

1:47:44

45% of race

Time at Slower Pace

46:28

19% of race

Average Pace: 9:06 /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 mi11:25:5524:467:5824:46
7:58
#14470
10K
6.21 mi11:50:5349:448:0024:58
8:02
#14444
15K
9.32 mi12:16:431:15:348:0625:50
8:19
#14767
20K
12.43 mi12:48:191:47:108:3731:36
10:10
#17109
Half
13.11 mi12:54:371:53:288:396:18
9:14
#17203
25K
15.53 mi13:17:402:16:318:4723:03
9:30
#17309
30K
18.64 mi13:47:592:46:508:5730:19
9:45
#17122
20M
20.00 mi13:59:572:58:488:5611:58
8:48
#16708
21M
21.00 mi14:10:233:09:149:0110:26
10:26
#16582
35K
21.75 mi14:17:103:16:019:016:47
9:04
#16486
23M
23.00 mi14:29:133:28:049:0312:03
9:37
#16329
24M
24.00 mi14:38:103:37:019:038:57
8:57
#16118
40K
24.85 mi14:46:293:45:209:048:19
9:44
#16015
25.2M
25.20 mi14:50:553:49:469:074:26
12:51
#16098
Finish
26.22 mi14:59:373:58:289:068:42
8:32
#15942
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi144704608460815366(Top 60%)5190(Top 48%)5190(Top 296%)
10K6.21 mi3.10 mi14444+264604+44604+414471(Top 57%)4615(Top 42%)4615(Top 263%)
15K9.32 mi3.11 mi14767-3234796-1924796-19215366(Top 60%)5190(Top 48%)5190(Top 296%)
20K12.43 mi3.11 mi17109-23426230-14346230-143420952(Top 82%)8326(Top 76%)8326(Top 475%)
Half13.11 mi0.68 mi17203-946300-706300-7019208(Top 75%)7442(Top 68%)7442(Top 425%)
25K15.53 mi2.42 mi17309-1066377-776377-7717585(Top 69%)6579(Top 60%)6579(Top 375%)
30K18.64 mi3.11 mi17122+1876325+526325+5216473(Top 64%)6226(Top 57%)6226(Top 355%)
20M20.00 mi1.36 mi16708+4146127+1986127+19811147(Top 44%)3564(Top 33%)3564(Top 203%)
21M21.00 mi1.00 mi16582+1266071+566071+5614619(Top 57%)5632(Top 52%)5632(Top 321%)
35K21.75 mi0.75 mi16486+966028+436028+4313667(Top 53%)5160(Top 47%)5160(Top 294%)
23M23.00 mi1.25 mi16329+1575989+395989+3914038(Top 55%)5436(Top 50%)5436(Top 310%)
24M24.00 mi1.00 mi16118+2115908+815908+8111926(Top 47%)4375(Top 40%)4375(Top 250%)
40K24.85 mi0.85 mi16015+1035881+275881+2714011(Top 55%)5544(Top 51%)5544(Top 316%)
25.2M25.20 mi0.35 mi16098-835934-535934-5319357(Top 76%)8189(Top 75%)8189(Top 467%)
Finish26.22 mi1.02 mi15942+1565872+625872+6211761(Top 46%)4363(Top 40%)4363(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15366

Females

5190

F45-49

5190

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

14471

Females

4615

F45-49

4615

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15366

Females

5190

F45-49

5190

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

20952

Females

8326

F45-49

8326

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19208

Females

7442

F45-49

7442

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

17585

Females

6579

F45-49

6579

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

16473

Females

6226

F45-49

6226

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11147

Females

3564

F45-49

3564

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

14619

Females

5632

F45-49

5632

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

13667

Females

5160

F45-49

5160

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14038

Females

5436

F45-49

5436

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

11926

Females

4375

F45-49

4375

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14011

Females

5544

F45-49

5544

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19357

Females

8189

F45-49

8189

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

11761

Females

4363

F45-49

4363

Passing Analysis

Category:
Athletes Passed
2415
Passed By
3887
Net Change
-1472
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14470
5K → 10K300274+26#14470#14444
10K → 15K132455-323#14444#14767
15K → 20K232365-2342#14767#17109
20K → Half21115-94#17109#17203
Half → 25K161267-106#17203#17309
25K → 30K355168+187#17309#17122
30K → 20M4162+414#17122#16708
20M → 21M16842+126#16708#16582
21M → 35K11014+96#16582#16486
35K → 23M19235+157#16486#16329
23M → 24M2143+211#16329#16118
24M → 40K13835+103#16118#16015
40K → 25.2M1699-83#16015#16098
25.2M → Finish16913+156#16098#15942
TOTALS24153887-1472
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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