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BOSTON MARATHON 2025

Alexis Melendrez

Bib: 13971•F

AZ

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 43%
Gender (Female)
#0 / 12228
Top 27%
Division (F18-39)
#0 / 5469
Top 45%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:21
Rank: #15152
Start → 5K
24:21 | 7:50/mi
10K· 6.21 mi
48:54
Rank: #15410 (-258)
5K → 10K
24:33 | 7:54/mi
15K· 9.32 mi
1:12:26
Rank: #14390 (+1020)
10K → 15K
23:32 | 7:34/mi
20K· 12.43 mi
1:36:34
Rank: #14001 (+389)
15K → 20K
24:08 | 7:46/mi
Half· 13.11 mi
1:41:50
Rank: #13985 (+16)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:01:26
Rank: #14021 (-36)
Half → 25K
19:36 | 8:05/mi
30K· 18.64 mi
2:26:55
Rank: #13726 (+295)
25K → 30K
25:29 | 8:12/mi
20M
2:38:10
Rank: #13595 (+131)
30K → 20M
11:15 | 8:17/mi
21M
2:47:07
Rank: #13536 (+59)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
2:53:00
Rank: #13439 (+97)
21M → 35K
5:53 | 7:52/mi
23M
3:02:39
Rank: #13082 (+357)
35K → 23M
9:39 | 7:42/mi
24M
3:09:52
Rank: #12721 (+361)
23M → 24M
7:13 | 7:13/mi
40K· 24.85 mi
3:16:21
Rank: #12473 (+248)
24M → 40K
6:29 | 7:35/mi
25.2M
3:19:10
Rank: #12375 (+98)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:26:23
Rank: #12100 (+275)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:50
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:44:33
Pace7:59 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5924:217:5024:21
7:50
-
10K
6.21 mi11:41:3248:547:5224:33
7:54
+0:04
15K
9.32 mi12:05:041:12:267:4623:32
7:34
-0:20
20K
12.43 mi12:29:121:36:347:4624:08
7:46
+0:12
Half
13.11 mi12:34:281:41:507:465:16
7:43
-0:03
25K
15.53 mi12:54:042:01:267:4919:36
8:05
+0:22
30K
18.64 mi13:19:332:26:557:5325:29
8:12
+0:07
20M
20.00 mi13:30:482:38:107:5411:15
8:17
+0:05
21M
21.00 mi13:39:452:47:077:578:57
8:57
+0:40
35K
21.75 mi13:45:382:53:007:575:53
7:52
-1:05
23M
23.00 mi13:55:173:02:397:569:39
7:42
-0:10
24M
24.00 mi14:02:303:09:527:557:13
7:13
-0:29
40K
24.85 mi14:08:593:16:217:546:29
7:35
+0:22
25.2M
25.20 mi14:11:483:19:107:542:49
8:10
+0:35
Finish
26.22 mi14:19:013:26:237:537:13
7:05
-1:05

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

7:05 /mi

Average Pace

7:53 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:27

22% of race

Time at Steady Pace

1:33:50

45% of race

Time at Slower Pace

1:08:06

33% of race

Average Pace: 7:52 /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 mi11:16:5924:217:5024:21
7:50
#15152
10K
6.21 mi11:41:3248:547:5224:33
7:54
#15410
15K
9.32 mi12:05:041:12:267:4623:32
7:34
#14390
20K
12.43 mi12:29:121:36:347:4624:08
7:46
#14001
Half
13.11 mi12:34:281:41:507:465:16
7:43
#13985
25K
15.53 mi12:54:042:01:267:4919:36
8:05
#14021
30K
18.64 mi13:19:332:26:557:5325:29
8:12
#13726
20M
20.00 mi13:30:482:38:107:5411:15
8:17
#13595
21M
21.00 mi13:39:452:47:077:578:57
8:57
#13536
35K
21.75 mi13:45:382:53:007:575:53
7:52
#13439
23M
23.00 mi13:55:173:02:397:569:39
7:42
#13082
24M
24.00 mi14:02:303:09:527:557:13
7:13
#12721
40K
24.85 mi14:08:593:16:217:546:29
7:35
#12473
25.2M
25.20 mi14:11:483:19:107:542:49
8:10
#12375
Finish
26.22 mi14:19:013:26:237:537:13
7:05
#12100
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi151524622462212392(Top 44%)3111(Top 25%)3111(Top 57%)
10K6.21 mi3.10 mi15410-2584779-1574779-15715675(Top 55%)4925(Top 40%)4925(Top 90%)
15K9.32 mi3.11 mi14390+10204193+5864193+58612392(Top 44%)3111(Top 25%)3111(Top 57%)
20K12.43 mi3.11 mi14001+3894001+1924001+19213017(Top 46%)3559(Top 29%)3559(Top 65%)
Half13.11 mi0.68 mi13985+163995+63995+613580(Top 48%)3802(Top 31%)3802(Top 70%)
25K15.53 mi2.42 mi14021-364057-624057-6214528(Top 51%)4493(Top 37%)4493(Top 82%)
30K18.64 mi3.11 mi13726+2953952+1053952+10512843(Top 45%)3740(Top 31%)3740(Top 68%)
20M20.00 mi1.36 mi13595+1313904+483904+4812359(Top 44%)3623(Top 30%)3623(Top 66%)
21M21.00 mi1.00 mi13536+593910-63910-613218(Top 47%)4217(Top 34%)4217(Top 77%)
35K21.75 mi0.75 mi13439+973884+263884+2611337(Top 40%)3289(Top 27%)3289(Top 60%)
23M23.00 mi1.25 mi13082+3573716+1683716+1687973(Top 28%)1822(Top 15%)1822(Top 33%)
24M24.00 mi1.00 mi12721+3613538+1783538+1785968(Top 21%)1069(Top 9%)1069(Top 20%)
40K24.85 mi0.85 mi12473+2483443+953443+957364(Top 26%)1716(Top 14%)1716(Top 31%)
25.2M25.20 mi0.35 mi12375+983403+403403+406998(Top 25%)1670(Top 14%)1670(Top 31%)
Finish26.22 mi1.02 mi12100+2753292+1113292+1116309(Top 22%)1375(Top 11%)1375(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12392

Females

3111

F18-39

3111

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

15675

Females

4925

F18-39

4925

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12392

Females

3111

F18-39

3111

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

13017

Females

3559

F18-39

3559

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

13580

Females

3802

F18-39

3802

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14528

Females

4493

F18-39

4493

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12843

Females

3740

F18-39

3740

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

12359

Females

3623

F18-39

3623

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13218

Females

4217

F18-39

4217

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11337

Females

3289

F18-39

3289

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7973

Females

1822

F18-39

1822

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5968

Females

1069

F18-39

1069

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7364

Females

1716

F18-39

1716

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6998

Females

1670

F18-39

1670

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

6309

Females

1375

F18-39

1375

Passing Analysis

Category:
Athletes Passed
4009
Passed By
957
Net Change
+3052
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15152
5K → 10K197455-258#15152#15410
10K → 15K10255+1020#15410#14390
15K → 20K42839+389#14390#14001
20K → Half4529+16#14001#13985
Half → 25K152188-36#13985#14021
25K → 30K395100+295#14021#13726
30K → 20M17948+131#13726#13595
20M → 21M13778+59#13595#13536
21M → 35K10912+97#13536#13439
35K → 23M3570+357#13439#13082
23M → 24M3610+361#13082#12721
24M → 40K2491+248#12721#12473
40K → 25.2M1002+98#12473#12375
25.2M → Finish2750+275#12375#12100
TOTALS4009957+3052
📊

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