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BOSTON MARATHON 2024

Stefanie Cullingford

Bib: 3024•F

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 6%
Gender (Female)
#0 / 10924
Top 0.5%
Division (F18-39)
#0 / 4660
Top 1%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:26
Rank: #1869
Start → 5K
19:26 | 6:15/mi
10K· 6.21 mi
38:59
Rank: #1863 (+6)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
58:35
Rank: #1814 (+49)
10K → 15K
19:36 | 6:19/mi
20K· 12.43 mi
1:18:18
Rank: #1709 (+105)
15K → 20K
19:43 | 6:21/mi
Half· 13.11 mi
1:22:35
Rank: #1692 (+17)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:38:04
Rank: #1596 (+96)
Half → 25K
15:29 | 6:23/mi
30K· 18.64 mi
1:58:35
Rank: #1478 (+118)
25K → 30K
20:31 | 6:36/mi
20M
2:07:43
Rank: #1435 (+43)
30K → 20M
9:08 | 6:43/mi
21M
2:14:57
Rank: #1411 (+24)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:19:52
Rank: #1394 (+17)
21M → 35K
4:55 | 6:34/mi
23M
2:28:32
Rank: #1366 (+28)
35K → 23M
8:40 | 6:55/mi
24M
2:35:29
Rank: #1384 (-18)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:41:37
Rank: #1394 (-10)
24M → 40K
6:08 | 7:10/mi
25.2M
2:44:20
Rank: #1392 (+2)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:51:31
Rank: #1430 (-38)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:35
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:28:56
Pace6:47 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5919:266:1519:26
6:15
-
10K
6.21 mi10:41:3238:596:1619:33
6:18
+0:03
15K
9.32 mi11:01:0858:356:1719:36
6:19
+0:01
20K
12.43 mi11:20:511:18:186:1819:43
6:21
+0:02
Half
13.11 mi11:25:081:22:356:184:17
6:17
-0:04
25K
15.53 mi11:40:371:38:046:1915:29
6:23
+0:06
30K
18.64 mi12:01:081:58:356:2220:31
6:36
+0:13
20M
20.00 mi12:10:162:07:436:239:08
6:43
+0:07
21M
21.00 mi12:17:302:14:576:267:14
7:14
+0:31
35K
21.75 mi12:22:252:19:526:264:55
6:34
-0:40
23M
23.00 mi12:31:052:28:326:278:40
6:55
+0:21
24M
24.00 mi12:38:022:35:296:296:57
6:57
+0:02
40K
24.85 mi12:44:102:41:376:306:08
7:10
+0:13
25.2M
25.20 mi12:46:532:44:206:312:43
7:53
+0:43
Finish
26.22 mi12:54:042:51:316:337:11
7:03
-0:50

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

6:15 /mi

Average Pace

6:33 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:35

48% of race

Time at Steady Pace

50:03

29% of race

Time at Slower Pace

38:53

23% of race

Average Pace: 6:32 /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 mi10:21:5919:266:1519:26
6:15
#1869
10K
6.21 mi10:41:3238:596:1619:33
6:18
#1863
15K
9.32 mi11:01:0858:356:1719:36
6:19
#1814
20K
12.43 mi11:20:511:18:186:1819:43
6:21
#1709
Half
13.11 mi11:25:081:22:356:184:17
6:17
#1692
25K
15.53 mi11:40:371:38:046:1915:29
6:23
#1596
30K
18.64 mi12:01:081:58:356:2220:31
6:36
#1478
20M
20.00 mi12:10:162:07:436:239:08
6:43
#1435
21M
21.00 mi12:17:302:14:576:267:14
7:14
#1411
35K
21.75 mi12:22:252:19:526:264:55
6:34
#1394
23M
23.00 mi12:31:052:28:326:278:40
6:55
#1366
24M
24.00 mi12:38:022:35:296:296:57
6:57
#1384
40K
24.85 mi12:44:102:41:376:306:08
7:10
#1394
25.2M
25.20 mi12:46:532:44:206:312:43
7:53
#1392
Finish
26.22 mi12:54:042:51:316:337:11
7:03
#1430
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi186959591795(Top 7%)52(Top 0.5%)52(Top 1%)
10K6.21 mi3.10 mi1863+656+356+31887(Top 7%)57(Top 0.5%)57(Top 1%)
15K9.32 mi3.11 mi1814+4953+353+31795(Top 7%)52(Top 0.5%)52(Top 1%)
20K12.43 mi3.11 mi1709+10549+449+41532(Top 6%)45(Top 0.4%)45(Top 1.0%)
Half13.11 mi0.68 mi1692+1749491638(Top 6%)50(Top 0.5%)50(Top 1%)
25K15.53 mi2.42 mi1596+9648+148+11403(Top 5%)46(Top 0.4%)46(Top 1.0%)
30K18.64 mi3.11 mi1478+11847+147+11339(Top 5%)56(Top 0.5%)56(Top 1%)
20M20.00 mi1.36 mi1435+4349-249-21393(Top 5%)69(Top 0.6%)69(Top 1%)
21M21.00 mi1.00 mi1411+2450-150-11666(Top 7%)103(Top 0.9%)103(Top 2%)
35K21.75 mi0.75 mi1394+1750501488(Top 6%)86(Top 0.8%)86(Top 2%)
23M23.00 mi1.25 mi1366+2850501691(Top 7%)117(Top 1%)117(Top 3%)
24M24.00 mi1.00 mi1384-1853-353-32190(Top 9%)213(Top 2%)213(Top 5%)
40K24.85 mi0.85 mi1394-1054-154-12407(Top 9%)281(Top 3%)281(Top 6%)
25.2M25.20 mi0.35 mi1392+255-155-12436(Top 10%)307(Top 3%)307(Top 7%)
Finish26.22 mi1.02 mi1430-3860-560-53365(Top 13%)574(Top 5%)574(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1795

Females

52

F18-39

52

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1887

Females

57

F18-39

57

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1795

Females

52

F18-39

52

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1532

Females

45

F18-39

45

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1638

Females

50

F18-39

50

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1403

Females

46

F18-39

46

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1339

Females

56

F18-39

56

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1393

Females

69

F18-39

69

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1666

Females

103

F18-39

103

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1488

Females

86

F18-39

86

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1691

Females

117

F18-39

117

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2190

Females

213

F18-39

213

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2407

Females

281

F18-39

281

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2436

Females

307

F18-39

307

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3365

Females

574

F18-39

574

Passing Analysis

Category:
Athletes Passed
861
Passed By
422
Net Change
+439
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1869
5K → 10K10296+6#1869#1863
10K → 15K9243+49#1863#1814
15K → 20K12217+105#1814#1709
20K → Half247+17#1709#1692
Half → 25K11014+96#1692#1596
25K → 30K14325+118#1596#1478
30K → 20M6724+43#1478#1435
20M → 21M4824+24#1435#1411
21M → 35K2710+17#1411#1394
35K → 23M5426+28#1394#1366
23M → 24M2038-18#1366#1384
24M → 40K1828-10#1384#1394
40K → 25.2M1715+2#1394#1392
25.2M → Finish1755-38#1392#1430
TOTALS861422+439
📊

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