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BOSTON MARATHON 2024

Melissa Castro

Bib: 28846•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

Start
0:00:00
Race begins
5K· 3.11 mi
36:26
Rank: #25323
Start → 5K
36:26 | 11:44/mi
10K· 6.21 mi
1:12:32
Rank: #25146 (+177)
5K → 10K
36:06 | 11:37/mi
15K· 9.32 mi
1:52:27
Rank: #25207 (-61)
10K → 15K
39:55 | 12:51/mi
20K· 12.43 mi
2:29:00
Rank: #24963 (+244)
15K → 20K
36:33 | 11:46/mi
Half· 13.11 mi
2:36:52
Rank: #24922 (+41)
20K → Half
7:52 | 11:32/mi
25K· 15.53 mi
3:07:48
Rank: #24811 (+111)
Half → 25K
30:56 | 12:45/mi
30K· 18.64 mi
3:48:32
Rank: #24589 (+222)
25K → 30K
40:44 | 13:07/mi
20M
4:06:53
Rank: #24509 (+80)
30K → 20M
18:21 | 13:30/mi
21M
4:24:58
Rank: #24624 (-115)
20M → 21M
18:05 | 18:05/mi
35K· 21.75 mi
4:34:12
Rank: #24570 (+54)
21M → 35K
9:14 | 12:21/mi
23M
4:50:38
Rank: #24503 (+67)
35K → 23M
16:26 | 13:08/mi
24M
5:03:17
Rank: #24460 (+43)
23M → 24M
12:39 | 12:39/mi
40K· 24.85 mi
5:14:08
Rank: #24393 (+67)
24M → 40K
10:51 | 12:41/mi
25.2M
5:18:51
Rank: #24369 (+24)
40K → 25.2M
4:43 | 13:41/mi
Finish· 26.22 mi
5:31:11
Rank: #24365 (+4)
25.2M → Finish
12:20 | 12:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:36:52
Pace11:58 /mi
2nd Half
Distance13.11 mi
Time2:54:19
Pace13:18 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:4436:2611:4436:26
11:44
-
10K
6.21 mi12:34:501:12:3211:4036:06
11:37
-0:07
15K
9.32 mi13:14:451:52:2712:0439:55
12:51
+1:14
20K
12.43 mi13:51:182:29:0011:5936:33
11:46
-1:05
Half
13.11 mi13:59:102:36:5211:587:52
11:32
-0:14
25K
15.53 mi14:30:063:07:4812:0530:56
12:45
+1:13
30K
18.64 mi15:10:503:48:3212:1640:44
13:07
+0:22
20M
20.00 mi15:29:114:06:5312:2118:21
13:30
+0:23
21M
21.00 mi15:47:164:24:5812:3718:05
18:05
+4:35
35K
21.75 mi15:56:304:34:1212:369:14
12:21
-5:44
23M
23.00 mi16:12:564:50:3812:3816:26
13:08
+0:47
24M
24.00 mi16:25:355:03:1712:3812:39
12:39
-0:29
40K
24.85 mi16:36:265:14:0812:3810:51
12:41
+0:02
25.2M
25.20 mi16:41:095:18:5112:394:43
13:41
+1:00
Finish
26.22 mi16:53:295:31:1112:3812:20
12:06
-1:35

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

11:32 /mi

Average Pace

12:38 /mi

Slowest Pace

18:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:57

35% of race

Time at Steady Pace

2:53:05

52% of race

Time at Slower Pace

41:09

12% of race

Average Pace: 12:38 /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 mi11:58:4436:2611:4436:26
11:44
#25323
10K
6.21 mi12:34:501:12:3211:4036:06
11:37
#25146
15K
9.32 mi13:14:451:52:2712:0439:55
12:51
#25207
20K
12.43 mi13:51:182:29:0011:5936:33
11:46
#24963
Half
13.11 mi13:59:102:36:5211:587:52
11:32
#24922
25K
15.53 mi14:30:063:07:4812:0530:56
12:45
#24811
30K
18.64 mi15:10:503:48:3212:1640:44
13:07
#24589
20M
20.00 mi15:29:114:06:5312:2118:21
13:30
#24509
21M
21.00 mi15:47:164:24:5812:3718:05
18:05
#24624
35K
21.75 mi15:56:304:34:1212:369:14
12:21
#24570
23M
23.00 mi16:12:564:50:3812:3816:26
13:08
#24503
24M
24.00 mi16:25:355:03:1712:3812:39
12:39
#24460
40K
24.85 mi16:36:265:14:0812:3810:51
12:41
#24393
25.2M
25.20 mi16:41:095:18:5112:394:43
13:41
#24369
Finish
26.22 mi16:53:295:31:1112:3812:20
12:06
#24365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25323107801078025228(Top 99%)10717(Top 98%)10717(Top 230%)
10K6.21 mi3.10 mi25146+17710660+12010660+12024871(Top 97%)10490(Top 96%)10490(Top 225%)
15K9.32 mi3.11 mi25207-6110698-3810698-3825228(Top 99%)10717(Top 98%)10717(Top 230%)
20K12.43 mi3.11 mi24963+24410542+15610542+15623704(Top 93%)9846(Top 90%)9846(Top 211%)
Half13.11 mi0.68 mi24922+4110522+2010522+2024148(Top 95%)10128(Top 93%)10128(Top 217%)
25K15.53 mi2.42 mi24811+11110470+5210470+5223980(Top 94%)10067(Top 92%)10067(Top 216%)
30K18.64 mi3.11 mi24589+22210346+12410346+12423437(Top 92%)9870(Top 90%)9870(Top 212%)
20M20.00 mi1.36 mi24509+8010315+3110315+3123488(Top 92%)9998(Top 92%)9998(Top 215%)
21M21.00 mi1.00 mi24624-11510386-7110386-7125294(Top 99%)10838(Top 99%)10838(Top 233%)
35K21.75 mi0.75 mi24570+5410365+2110365+2122366(Top 88%)9530(Top 87%)9530(Top 205%)
23M23.00 mi1.25 mi24503+6710335+3010335+3022743(Top 89%)9726(Top 89%)9726(Top 209%)
24M24.00 mi1.00 mi24460+4310312+2310312+2322527(Top 88%)9686(Top 89%)9686(Top 208%)
40K24.85 mi0.85 mi24393+6710283+2910283+2921779(Top 85%)9366(Top 86%)9366(Top 201%)
25.2M25.20 mi0.35 mi24369+2410279+410279+421088(Top 83%)9039(Top 83%)9039(Top 194%)
Finish26.22 mi1.02 mi24365+410289-1010289-1023378(Top 91%)10113(Top 93%)10113(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

25228

Females

10717

F18-39

10717

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

24871

Females

10490

F18-39

10490

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

25228

Females

10717

F18-39

10717

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

23704

Females

9846

F18-39

9846

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

24148

Females

10128

F18-39

10128

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

23980

Females

10067

F18-39

10067

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

23437

Females

9870

F18-39

9870

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

23488

Females

9998

F18-39

9998

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

25294

Females

10838

F18-39

10838

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

22366

Females

9530

F18-39

9530

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

22743

Females

9726

F18-39

9726

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

22527

Females

9686

F18-39

9686

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21779

Females

9366

F18-39

9366

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21088

Females

9039

F18-39

9039

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23378

Females

10113

F18-39

10113

Passing Analysis

Category:
Athletes Passed
1281
Passed By
323
Net Change
+958
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25323
5K → 10K18710+177#25323#25146
10K → 15K3293-61#25146#25207
15K → 20K2451+244#25207#24963
20K → Half421+41#24963#24922
Half → 25K12110+111#24922#24811
25K → 30K2297+222#24811#24589
30K → 20M9616+80#24589#24509
20M → 21M15130-115#24509#24624
21M → 35K562+54#24624#24570
35K → 23M736+67#24570#24503
23M → 24M518+43#24503#24460
24M → 40K703+67#24460#24393
40K → 25.2M317+24#24393#24369
25.2M → Finish3329+4#24369#24365
TOTALS1281323+958
📊

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