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BOSTON MARATHON 2024

Julie Fox-Williams

Bib: 11719•F

TN

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 33%
Gender (Female)
#0 / 10924
Top 17%
Division (F18-39)
#0 / 4660
Top 31%
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
7:19/mi
22:44
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
45:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:27/mi
1:08:42
↑ 67↓ 78
20K· 12.43 mi
7:31/mi
1:32:04
↑ 106↓ 860.1%
Half· 13.11 mi
7:31/mi
1:37:12
↑ 19↓ 370.5%
25K· 15.53 mi
7:42/mi
1:55:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:58/mi
2:20:36
↑ 181↓ 1480.2%
20M
8:21/mi
2:31:57
↑ 64↓ 500.2%
21M
8:55/mi
2:40:52
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
2:46:59
↑ 17↓ 861.7%
23M
9:22/mi
2:58:43
↑ 23↓ 630.6%
24M
8:04/mi
3:06:47
↓ 821.3%
40K· 24.85 mi
8:42/mi
3:14:13
↓ 200.3%
25.2M
9:05/mi
3:17:21
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:25:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:12
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:48:24
Pace8:16 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5522:447:1922:44
7:19
-
10K
6.21 mi11:15:4345:327:2022:48
7:20
+0:01
15K
9.32 mi11:38:531:08:427:2223:10
7:27
+0:07
20K
12.43 mi12:02:151:32:047:2523:22
7:31
+0:04
Half
13.11 mi12:07:231:37:127:255:08
7:31
0:00
25K
15.53 mi12:26:031:55:527:2818:40
7:42
+0:11
30K
18.64 mi12:50:472:20:367:3324:44
7:58
+0:16
20M
20.00 mi13:02:082:31:577:3611:21
8:21
+0:23
21M
21.00 mi13:11:032:40:527:408:55
8:55
+0:34
35K
21.75 mi13:17:102:46:597:416:07
8:11
-0:44
23M
23.00 mi13:28:542:58:437:4611:44
9:22
+1:11
24M
24.00 mi13:36:583:06:477:478:04
8:04
-1:18
40K
24.85 mi13:44:243:14:137:497:26
8:42
+0:38
25.2M
25.20 mi13:47:323:17:217:503:08
9:05
+0:23
Finish
26.22 mi13:55:473:25:367:518:15
8:06
-0:59

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

7:19 /mi

Average Pace

7:51 /mi

Slowest Pace

9:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:52

56% of race

Time at Steady Pace

58:31

28% of race

Time at Slower Pace

31:13

15% of race

Average Pace: 7:50 /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 mi10:52:5522:447:1922:44
7:19
#9326
10K
6.21 mi11:15:4345:327:2022:48
7:20
#9118
15K
9.32 mi11:38:531:08:427:2223:10
7:27
#9127
20K
12.43 mi12:02:151:32:047:2523:22
7:31
#8922
Half
13.11 mi12:07:231:37:127:255:08
7:31
#8944
25K
15.53 mi12:26:031:55:527:2818:40
7:42
#8783
30K
18.64 mi12:50:472:20:367:3324:44
7:58
#8443
20M
20.00 mi13:02:082:31:577:3611:21
8:21
#8406
21M
21.00 mi13:11:032:40:527:408:55
8:55
#8329
35K
21.75 mi13:17:102:46:597:416:07
8:11
#8281
23M
23.00 mi13:28:542:58:437:4611:44
9:22
#8520
24M
24.00 mi13:36:583:06:477:478:04
8:04
#8401
40K
24.85 mi13:44:243:14:137:497:26
8:42
#8383
25.2M
25.20 mi13:47:323:17:217:503:08
9:05
#8332
Finish
26.22 mi13:55:473:25:367:518:15
8:06
#8323
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9326171617169334(Top 37%)1851(Top 17%)1851(Top 40%)
10K6.21 mi3.10 mi9118+2081668+481668+488986(Top 35%)1642(Top 15%)1642(Top 35%)
15K9.32 mi3.11 mi9127-91682-141682-149334(Top 37%)1851(Top 17%)1851(Top 40%)
20K12.43 mi3.11 mi8922+2051633+491633+498539(Top 33%)1602(Top 15%)1602(Top 34%)
Half13.11 mi0.68 mi8944-221650-171650-179346(Top 37%)1978(Top 18%)1978(Top 42%)
25K15.53 mi2.42 mi8783+1611616+341616+348278(Top 32%)1680(Top 15%)1680(Top 36%)
30K18.64 mi3.11 mi8443+3401573+431573+437649(Top 30%)1624(Top 15%)1624(Top 35%)
20M20.00 mi1.36 mi8406+371613-401613-408671(Top 34%)2304(Top 21%)2304(Top 49%)
21M21.00 mi1.00 mi8329+771635-221635-228182(Top 32%)2274(Top 21%)2274(Top 49%)
35K21.75 mi0.75 mi8281+481648-131648-138858(Top 35%)2639(Top 24%)2639(Top 57%)
23M23.00 mi1.25 mi8520-2391815-1671815-16712927(Top 51%)4862(Top 45%)4862(Top 104%)
24M24.00 mi1.00 mi8401+1191812+31812+37010(Top 27%)2000(Top 18%)2000(Top 43%)
40K24.85 mi0.85 mi8383+181851-391851-399373(Top 37%)3258(Top 30%)3258(Top 70%)
25.2M25.20 mi0.35 mi8332+511849+21849+26977(Top 27%)2157(Top 20%)2157(Top 46%)
Finish26.22 mi1.02 mi8323+91884-351884-359154(Top 36%)3117(Top 29%)3117(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9334

Females

1851

F18-39

1851

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

8986

Females

1642

F18-39

1642

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9334

Females

1851

F18-39

1851

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

8539

Females

1602

F18-39

1602

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9346

Females

1978

F18-39

1978

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8278

Females

1680

F18-39

1680

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

7649

Females

1624

F18-39

1624

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8671

Females

2304

F18-39

2304

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8182

Females

2274

F18-39

2274

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

8858

Females

2639

F18-39

2639

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

12927

Females

4862

F18-39

4862

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7010

Females

2000

F18-39

2000

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9373

Females

3258

F18-39

3258

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

6977

Females

2157

F18-39

2157

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9154

Females

3117

F18-39

3117

Passing Analysis

Category:
Athletes Passed
2428
Passed By
1425
Net Change
+1003
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9326
5K → 10K336128+208#9326#9118
10K → 15K181190-9#9118#9127
15K → 20K29287+205#9127#8922
20K → Half2749-22#8922#8944
Half → 25K271110+161#8944#8783
25K → 30K443103+340#8783#8443
30K → 20M149112+37#8443#8406
20M → 21M16386+77#8406#8329
21M → 35K9749+48#8329#8281
35K → 23M71310-239#8281#8520
23M → 24M15637+119#8520#8401
24M → 40K9375+18#8401#8383
40K → 25.2M7019+51#8383#8332
25.2M → Finish7970+9#8332#8323
TOTALS24281425+1003
📊

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