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BOSTON MARATHON 2024

Melissa Uzzo

Bib: 25481•F

VA

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

Start
0:00:00
Race begins
5K· 3.11 mi
32:41
Rank: #24137
Start → 5K
32:41 | 10:31/mi
10K· 6.21 mi
1:05:10
Rank: #23754 (+383)
5K → 10K
32:29 | 10:27/mi
15K· 9.32 mi
1:39:06
Rank: #23709 (+45)
10K → 15K
33:56 | 10:55/mi
20K· 12.43 mi
2:15:38
Rank: #23810 (-101)
15K → 20K
36:32 | 11:46/mi
Half· 13.11 mi
2:23:40
Rank: #23862 (-52)
20K → Half
8:02 | 11:46/mi
25K· 15.53 mi
2:53:25
Rank: #23802 (+60)
Half → 25K
29:45 | 12:16/mi
30K· 18.64 mi
3:32:50
Rank: #23648 (+154)
25K → 30K
39:25 | 12:41/mi
20M
3:50:32
Rank: #23594 (+54)
30K → 20M
17:42 | 13:01/mi
21M
4:04:50
Rank: #23536 (+58)
20M → 21M
14:18 | 14:18/mi
35K· 21.75 mi
4:13:46
Rank: #23458 (+78)
21M → 35K
8:56 | 11:56/mi
23M
4:29:44
Rank: #23393 (+65)
35K → 23M
15:58 | 12:45/mi
24M
4:42:05
Rank: #23359 (+34)
23M → 24M
12:21 | 12:21/mi
40K· 24.85 mi
4:52:37
Rank: #23323 (+36)
24M → 40K
10:32 | 12:19/mi
25.2M
4:57:16
Rank: #23293 (+30)
40K → 25.2M
4:39 | 13:29/mi
Finish· 26.22 mi
5:08:10
Rank: #23222 (+71)
25.2M → Finish
10:54 | 10:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:40
Pace10:58 /mi
2nd Half
Distance13.11 mi
Time2:44:30
Pace12:33 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0032:4110:3132:41
10:31
-
10K
6.21 mi12:21:291:05:1010:2932:29
10:27
-0:04
15K
9.32 mi12:55:251:39:0610:3833:56
10:55
+0:28
20K
12.43 mi13:31:572:15:3810:5536:32
11:46
+0:51
Half
13.11 mi13:39:592:23:4010:588:02
11:46
0:00
25K
15.53 mi14:09:442:53:2511:1029:45
12:16
+0:30
30K
18.64 mi14:49:093:32:5011:2539:25
12:41
+0:25
20M
20.00 mi15:06:513:50:3211:3217:42
13:01
+0:20
21M
21.00 mi15:21:094:04:5011:4014:18
14:18
+1:17
35K
21.75 mi15:30:054:13:4611:408:56
11:56
-2:22
23M
23.00 mi15:46:034:29:4411:4415:58
12:45
+0:49
24M
24.00 mi15:58:244:42:0511:4512:21
12:21
-0:24
40K
24.85 mi16:08:564:52:3711:4610:32
12:19
-0:02
25.2M
25.20 mi16:13:354:57:1611:484:39
13:29
+1:10
Finish
26.22 mi16:24:295:08:1011:4610:54
10:42
-2:47

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

10:27 /mi

Average Pace

11:46 /mi

Slowest Pace

14:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:00

36% of race

Time at Steady Pace

2:41:31

52% of race

Time at Slower Pace

36:39

12% of race

Average Pace: 11:45 /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 mi11:49:0032:4110:3132:41
10:31
#24137
10K
6.21 mi12:21:291:05:1010:2932:29
10:27
#23754
15K
9.32 mi12:55:251:39:0610:3833:56
10:55
#23709
20K
12.43 mi13:31:572:15:3810:5536:32
11:46
#23810
Half
13.11 mi13:39:592:23:4010:588:02
11:46
#23862
25K
15.53 mi14:09:442:53:2511:1029:45
12:16
#23802
30K
18.64 mi14:49:093:32:5011:2539:25
12:41
#23648
20M
20.00 mi15:06:513:50:3211:3217:42
13:01
#23594
21M
21.00 mi15:21:094:04:5011:4014:18
14:18
#23536
35K
21.75 mi15:30:054:13:4611:408:56
11:56
#23458
23M
23.00 mi15:46:034:29:4411:4415:58
12:45
#23393
24M
24.00 mi15:58:244:42:0511:4512:21
12:21
#23359
40K
24.85 mi16:08:564:52:3711:4610:32
12:19
#23323
25.2M
25.20 mi16:13:354:57:1611:484:39
13:29
#23293
Finish
26.22 mi16:24:295:08:1011:4610:54
10:42
#23222
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24137100391003923629(Top 92%)9763(Top 89%)9763(Top 210%)
10K6.21 mi3.10 mi23754+3839801+2389801+23823443(Top 92%)9657(Top 88%)9657(Top 207%)
15K9.32 mi3.11 mi23709+459795+69795+623629(Top 92%)9763(Top 89%)9763(Top 210%)
20K12.43 mi3.11 mi23810-1019853-589853-5823694(Top 93%)9838(Top 90%)9838(Top 211%)
Half13.11 mi0.68 mi23862-529880-279880-2724400(Top 95%)10271(Top 94%)10271(Top 220%)
25K15.53 mi2.42 mi23802+609872+89872+823484(Top 92%)9800(Top 90%)9800(Top 210%)
30K18.64 mi3.11 mi23648+1549826+469826+4622894(Top 90%)9601(Top 88%)9601(Top 206%)
20M20.00 mi1.36 mi23594+549809+179809+1722883(Top 90%)9696(Top 89%)9696(Top 208%)
21M21.00 mi1.00 mi23536+589798+119798+1122738(Top 89%)9662(Top 88%)9662(Top 207%)
35K21.75 mi0.75 mi23458+789771+279771+2721698(Top 85%)9196(Top 84%)9196(Top 197%)
23M23.00 mi1.25 mi23393+659763+89763+822138(Top 87%)9436(Top 86%)9436(Top 202%)
24M24.00 mi1.00 mi23359+349752+119752+1122096(Top 86%)9476(Top 87%)9476(Top 203%)
40K24.85 mi0.85 mi23323+369738+149738+1421083(Top 83%)9038(Top 83%)9038(Top 194%)
25.2M25.20 mi0.35 mi23293+309727+119727+1120721(Top 81%)8883(Top 81%)8883(Top 191%)
Finish26.22 mi1.02 mi23222+719704+239704+2320573(Top 81%)8758(Top 80%)8758(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

23629

Females

9763

F18-39

9763

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

23443

Females

9657

F18-39

9657

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

23629

Females

9763

F18-39

9763

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

23694

Females

9838

F18-39

9838

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

24400

Females

10271

F18-39

10271

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

23484

Females

9800

F18-39

9800

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

22894

Females

9601

F18-39

9601

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

22883

Females

9696

F18-39

9696

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

22738

Females

9662

F18-39

9662

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

21698

Females

9196

F18-39

9196

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

22138

Females

9436

F18-39

9436

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

22096

Females

9476

F18-39

9476

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21083

Females

9038

F18-39

9038

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

20721

Females

8883

F18-39

8883

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

20573

Females

8758

F18-39

8758

Passing Analysis

Category:
Athletes Passed
1564
Passed By
649
Net Change
+915
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24137
5K → 10K42138+383#24137#23754
10K → 15K177132+45#23754#23709
15K → 20K95196-101#23709#23810
20K → Half1163-52#23810#23862
Half → 25K12565+60#23862#23802
25K → 30K18531+154#23802#23648
30K → 20M8531+54#23648#23594
20M → 21M8527+58#23594#23536
21M → 35K824+78#23536#23458
35K → 23M8520+65#23458#23393
23M → 24M5319+34#23393#23359
24M → 40K4610+36#23359#23323
40K → 25.2M355+30#23323#23293
25.2M → Finish798+71#23293#23222
TOTALS1564649+915
📊

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