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BOSTON MARATHON 2025

Maddy Cordeiro

Bib: 29050•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:17
Rank: #26525
Start → 5K
32:17 | 10:23/mi
10K· 6.21 mi
1:03:16
Rank: #25881 (+644)
5K → 10K
30:59 | 9:58/mi
15K· 9.32 mi
1:33:53
Rank: #25471 (+410)
10K → 15K
30:37 | 9:51/mi
20K· 12.43 mi
2:04:56
Rank: #25139 (+332)
15K → 20K
31:03 | 10:00/mi
Half· 13.11 mi
2:11:42
Rank: #25109 (+30)
20K → Half
6:46 | 9:55/mi
25K· 15.53 mi
2:36:49
Rank: #24928 (+181)
Half → 25K
25:07 | 10:22/mi
30K· 18.64 mi
3:09:45
Rank: #24621 (+307)
25K → 30K
32:56 | 10:36/mi
20M
3:25:28
Rank: #24632 (-11)
30K → 20M
15:43 | 11:34/mi
21M
3:37:32
Rank: #24587 (+45)
20M → 21M
12:04 | 12:04/mi
35K· 21.75 mi
3:45:25
Rank: #24561 (+26)
21M → 35K
7:53 | 10:32/mi
23M
3:58:44
Rank: #24443 (+118)
35K → 23M
13:19 | 10:38/mi
24M
4:11:13
Rank: #24563 (-120)
23M → 24M
12:29 | 12:29/mi
40K· 24.85 mi
4:20:39
Rank: #24516 (+47)
24M → 40K
9:26 | 11:02/mi
25.2M
4:24:46
Rank: #24500 (+16)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
4:34:47
Rank: #24441 (+59)
25.2M → Finish
10:01 | 9:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:42
Pace10:03 /mi
2nd Half
Distance13.11 mi
Time2:23:05
Pace10:55 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5932:1710:2332:17
10:23
-
10K
6.21 mi12:21:581:03:1610:1130:59
9:58
-0:25
15K
9.32 mi12:52:351:33:5310:0430:37
9:51
-0:07
20K
12.43 mi13:23:382:04:5610:0331:03
10:00
+0:09
Half
13.11 mi13:30:242:11:4210:036:46
9:55
-0:05
25K
15.53 mi13:55:312:36:4910:0625:07
10:22
+0:27
30K
18.64 mi14:28:273:09:4510:1132:56
10:36
+0:14
20M
20.00 mi14:44:103:25:2810:1615:43
11:34
+0:58
21M
21.00 mi14:56:143:37:3210:2212:04
12:04
+0:30
35K
21.75 mi15:04:073:45:2510:227:53
10:32
-1:32
23M
23.00 mi15:17:263:58:4410:2313:19
10:38
+0:06
24M
24.00 mi15:29:554:11:1310:2812:29
12:29
+1:51
40K
24.85 mi15:39:214:20:3910:299:26
11:02
-1:27
25.2M
25.20 mi15:43:284:24:4610:304:07
11:56
+0:54
Finish
26.22 mi15:53:294:34:4710:2910:01
9:50
-2:06

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

9:50 /mi

Average Pace

10:29 /mi

Slowest Pace

12:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:26

40% of race

Time at Steady Pace

1:51:32

41% of race

Time at Slower Pace

53:49

20% of race

Average Pace: 10:29 /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 mi11:50:5932:1710:2332:17
10:23
#26525
10K
6.21 mi12:21:581:03:1610:1130:59
9:58
#25881
15K
9.32 mi12:52:351:33:5310:0430:37
9:51
#25471
20K
12.43 mi13:23:382:04:5610:0331:03
10:00
#25139
Half
13.11 mi13:30:242:11:4210:036:46
9:55
#25109
25K
15.53 mi13:55:312:36:4910:0625:07
10:22
#24928
30K
18.64 mi14:28:273:09:4510:1132:56
10:36
#24621
20M
20.00 mi14:44:103:25:2810:1615:43
11:34
#24632
21M
21.00 mi14:56:143:37:3210:2212:04
12:04
#24587
35K
21.75 mi15:04:073:45:2510:227:53
10:32
#24561
23M
23.00 mi15:17:263:58:4410:2313:19
10:38
#24443
24M
24.00 mi15:29:554:11:1310:2812:29
12:29
#24563
40K
24.85 mi15:39:214:20:3910:299:26
11:02
#24516
25.2M
25.20 mi15:43:284:24:4610:304:07
11:56
#24500
Finish
26.22 mi15:53:294:34:4710:2910:01
9:50
#24441
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26525110541105424671(Top 87%)10038(Top 82%)10038(Top 184%)
10K6.21 mi3.10 mi25881+64410703+35110703+35125258(Top 89%)10378(Top 85%)10378(Top 190%)
15K9.32 mi3.11 mi25471+41010480+22310480+22324671(Top 87%)10038(Top 82%)10038(Top 184%)
20K12.43 mi3.11 mi25139+33210313+16710313+16724207(Top 85%)9835(Top 80%)9835(Top 180%)
Half13.11 mi0.68 mi25109+3010295+1810295+1824677(Top 87%)10099(Top 83%)10099(Top 185%)
25K15.53 mi2.42 mi24928+18110211+8410211+8424098(Top 85%)9795(Top 80%)9795(Top 179%)
30K18.64 mi3.11 mi24621+30710073+13810073+13823171(Top 82%)9424(Top 77%)9424(Top 172%)
20M20.00 mi1.36 mi24632-1110087-1410087-1424668(Top 87%)10302(Top 84%)10302(Top 188%)
21M21.00 mi1.00 mi24587+4510085+210085+223718(Top 84%)9877(Top 81%)9877(Top 181%)
35K21.75 mi0.75 mi24561+2610075+1010075+1023271(Top 82%)9694(Top 79%)9694(Top 177%)
23M23.00 mi1.25 mi24443+11810029+4610029+4622382(Top 79%)9278(Top 76%)9278(Top 170%)
24M24.00 mi1.00 mi24563-12010108-7910108-7926298(Top 93%)11267(Top 92%)11267(Top 206%)
40K24.85 mi0.85 mi24516+4710091+1710091+1723241(Top 82%)9828(Top 80%)9828(Top 180%)
25.2M25.20 mi0.35 mi24500+1610086+510086+523136(Top 81%)9734(Top 80%)9734(Top 178%)
Finish26.22 mi1.02 mi24441+5910068+1810068+1822409(Top 79%)9384(Top 77%)9384(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24671

Females

10038

F18-39

10038

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

25258

Females

10378

F18-39

10378

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24671

Females

10038

F18-39

10038

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24207

Females

9835

F18-39

9835

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24677

Females

10099

F18-39

10099

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24098

Females

9795

F18-39

9795

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23171

Females

9424

F18-39

9424

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24668

Females

10302

F18-39

10302

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23718

Females

9877

F18-39

9877

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23271

Females

9694

F18-39

9694

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

22382

Females

9278

F18-39

9278

23M→24M

23.0 - 24.0 mi

Top 93%
×6stories
+12ft-82ft

Overall

26298

Females

11267

F18-39

11267

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23241

Females

9828

F18-39

9828

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23136

Females

9734

F18-39

9734

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22409

Females

9384

F18-39

9384

Passing Analysis

Category:
Athletes Passed
2453
Passed By
369
Net Change
+2084
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26525
5K → 10K65713+644#26525#25881
10K → 15K4199+410#25881#25471
15K → 20K34614+332#25471#25139
20K → Half4010+30#25139#25109
Half → 25K20726+181#25109#24928
25K → 30K32114+307#24928#24621
30K → 20M4455-11#24621#24632
20M → 21M7934+45#24632#24587
21M → 35K4620+26#24587#24561
35K → 23M13012+118#24561#24443
23M → 24M20140-120#24443#24563
24M → 40K6215+47#24563#24516
40K → 25.2M204+16#24516#24500
25.2M → Finish623+59#24500#24441
TOTALS2453369+2084
📊

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