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BOSTON MARATHON 2024

Rebecca Sostek

Bib: 29224•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
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
10:07/mi
31:26
↑ 97↓ 3451.5%
10K· 6.21 mi
10:10/mi
1:03:01
↑ 79↓ 1380.4%
15K· 9.32 mi
10:17/mi
1:34:59
↑ 67↓ 78
20K· 12.43 mi
10:48/mi
2:08:32
↑ 106↓ 860.1%
Half· 13.11 mi
10:05/mi
2:15:25
↑ 19↓ 370.5%
25K· 15.53 mi
11:35/mi
2:43:30
↑ 66↓ 880.2%
30K· 18.64 mi
12:14/mi
3:21:31
↑ 181↓ 1480.2%
20M
11:47/mi
3:37:32
↑ 64↓ 500.2%
21M
12:51/mi
3:50:23
↑ 106↓ 241.6%
35K· 21.75 mi
11:40/mi
3:59:07
↑ 17↓ 861.7%
23M
11:56/mi
4:14:03
↑ 23↓ 630.6%
24M
10:40/mi
4:24:43
↓ 821.3%
40K· 24.85 mi
11:31/mi
4:34:34
↓ 200.3%
25.2M
13:38/mi
4:39:16
↑ 13↓ 160.2%
Finish· 26.22 mi
9:14/mi
4:48:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:25
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:33:16
Pace11:41 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:0631:2610:0731:26
10:07
-
10K
6.21 mi12:27:411:03:0110:0831:35
10:10
+0:03
15K
9.32 mi12:59:391:34:5910:1131:58
10:17
+0:07
20K
12.43 mi13:33:122:08:3210:2133:33
10:48
+0:31
Half
13.11 mi13:40:052:15:2510:206:53
10:05
-0:43
25K
15.53 mi14:08:102:43:3010:3228:05
11:35
+1:30
30K
18.64 mi14:46:113:21:3110:4938:01
12:14
+0:39
20M
20.00 mi15:02:123:37:3210:5316:01
11:47
-0:27
21M
21.00 mi15:15:033:50:2310:5812:51
12:51
+1:04
35K
21.75 mi15:23:473:59:0711:008:44
11:40
-1:11
23M
23.00 mi15:38:434:14:0311:0314:56
11:56
+0:16
24M
24.00 mi15:49:234:24:4311:0210:40
10:40
-1:16
40K
24.85 mi15:59:144:34:3411:039:51
11:31
+0:51
25.2M
25.20 mi16:03:564:39:1611:054:42
13:38
+2:07
Finish
26.22 mi16:13:214:48:4111:019:25
9:14
-4:24

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

9:14 /mi

Average Pace

11:01 /mi

Slowest Pace

13:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:30

54% of race

Time at Steady Pace

1:17:37

27% of race

Time at Slower Pace

55:34

19% of race

Average Pace: 11:01 /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 mi11:56:0631:2610:0731:26
10:07
#23243
10K
6.21 mi12:27:411:03:0110:0831:35
10:10
#23073
15K
9.32 mi12:59:391:34:5910:1131:58
10:17
#22910
20K
12.43 mi13:33:122:08:3210:2133:33
10:48
#22708
Half
13.11 mi13:40:052:15:2510:206:53
10:05
#22659
25K
15.53 mi14:08:102:43:3010:3228:05
11:35
#22653
30K
18.64 mi14:46:113:21:3110:4938:01
12:14
#22603
20M
20.00 mi15:02:123:37:3210:5316:01
11:47
#22496
21M
21.00 mi15:15:033:50:2310:5812:51
12:51
#22398
35K
21.75 mi15:23:473:59:0711:008:44
11:40
#22356
23M
23.00 mi15:38:434:14:0311:0314:56
11:56
#22261
24M
24.00 mi15:49:234:24:4311:0210:40
10:40
#22099
40K
24.85 mi15:59:144:34:3411:039:51
11:31
#21986
25.2M
25.20 mi16:03:564:39:1611:054:42
13:38
#21969
Finish
26.22 mi16:13:214:48:4111:019:25
9:14
#21786
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi232439526952622521(Top 88%)9159(Top 84%)9159(Top 197%)
10K6.21 mi3.10 mi23073+1709455+719455+7122914(Top 90%)9390(Top 86%)9390(Top 202%)
15K9.32 mi3.11 mi22910+1639365+909365+9022521(Top 88%)9159(Top 84%)9159(Top 197%)
20K12.43 mi3.11 mi22708+2029254+1119254+11122279(Top 87%)9063(Top 83%)9063(Top 194%)
Half13.11 mi0.68 mi22659+499236+189236+1821721(Top 85%)8810(Top 81%)8810(Top 189%)
25K15.53 mi2.42 mi22653+69248-129248-1222557(Top 88%)9299(Top 85%)9299(Top 200%)
30K18.64 mi3.11 mi22603+509280-329280-3222332(Top 87%)9319(Top 85%)9319(Top 200%)
20M20.00 mi1.36 mi22496+1079244+369244+3620976(Top 82%)8728(Top 80%)8728(Top 187%)
21M21.00 mi1.00 mi22398+989209+359209+3520486(Top 80%)8574(Top 78%)8574(Top 184%)
35K21.75 mi0.75 mi22356+429197+129197+1221226(Top 83%)8960(Top 82%)8960(Top 192%)
23M23.00 mi1.25 mi22261+959167+309167+3020577(Top 81%)8684(Top 79%)8684(Top 186%)
24M24.00 mi1.00 mi22099+1629104+639104+6318349(Top 72%)7643(Top 70%)7643(Top 164%)
40K24.85 mi0.85 mi21986+1139068+369068+3619396(Top 76%)8214(Top 75%)8214(Top 176%)
25.2M25.20 mi0.35 mi21969+179064+49064+420982(Top 82%)8979(Top 82%)8979(Top 193%)
Finish26.22 mi1.02 mi21786+1838992+728992+7215356(Top 60%)6188(Top 57%)6188(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

22521

Females

9159

F18-39

9159

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

22914

Females

9390

F18-39

9390

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

22521

Females

9159

F18-39

9159

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

22279

Females

9063

F18-39

9063

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

21721

Females

8810

F18-39

8810

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

22557

Females

9299

F18-39

9299

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

22332

Females

9319

F18-39

9319

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

20976

Females

8728

F18-39

8728

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

20486

Females

8574

F18-39

8574

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21226

Females

8960

F18-39

8960

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

20577

Females

8684

F18-39

8684

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

18349

Females

7643

F18-39

7643

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

19396

Females

8214

F18-39

8214

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

20982

Females

8979

F18-39

8979

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

15356

Females

6188

F18-39

6188

Passing Analysis

Category:
Athletes Passed
2071
Passed By
614
Net Change
+1457
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23243
5K → 10K290120+170#23243#23073
10K → 15K24683+163#23073#22910
15K → 20K25856+202#22910#22708
20K → Half567+49#22708#22659
Half → 25K118112+6#22659#22653
25K → 30K176126+50#22653#22603
30K → 20M13023+107#22603#22496
20M → 21M11820+98#22496#22398
21M → 35K6220+42#22398#22356
35K → 23M11520+95#22356#22261
23M → 24M1664+162#22261#22099
24M → 40K1218+113#22099#21986
40K → 25.2M3215+17#21986#21969
25.2M → Finish1830+183#21969#21786
TOTALS2071614+1457
📊

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