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BOSTON MARATHON 2025

Aileen Cooke

Bib: 19984•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 46%
Gender (Female)
#0 / 12228
Top 31%
Masters (Masters Women)
#0 / 6759
Top 16%
Division (F40-44)
#0 / 1718
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:29
Rank: #12751
Start → 5K
23:29 | 7:34/mi
10K· 6.21 mi
47:09
Rank: #12927 (-176)
5K → 10K
23:40 | 7:37/mi
15K· 9.32 mi
1:11:14
Rank: #13260 (-333)
10K → 15K
24:05 | 7:45/mi
20K· 12.43 mi
1:35:40
Rank: #13340 (-80)
15K → 20K
24:26 | 7:52/mi
Half· 13.11 mi
1:41:01
Rank: #13412 (-72)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:00:49
Rank: #13695 (-283)
Half → 25K
19:48 | 8:10/mi
30K· 18.64 mi
2:25:46
Rank: #13262 (+433)
25K → 30K
24:57 | 8:02/mi
20M
2:36:54
Rank: #13086 (+176)
30K → 20M
11:08 | 8:12/mi
21M
2:45:44
Rank: #13021 (+65)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:51:59
Rank: #13094 (-73)
21M → 35K
6:15 | 8:21/mi
23M
3:02:26
Rank: #13020 (+74)
35K → 23M
10:27 | 8:21/mi
24M
3:10:44
Rank: #13015 (+5)
23M → 24M
8:18 | 8:18/mi
40K· 24.85 mi
3:18:04
Rank: #13042 (-27)
24M → 40K
7:20 | 8:35/mi
25.2M
3:21:17
Rank: #13058 (-16)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:29:41
Rank: #13129 (-71)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:01
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:48:40
Pace8:17 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4723:297:3423:29
7:34
-
10K
6.21 mi11:38:2747:097:3523:40
7:37
+0:03
15K
9.32 mi12:02:321:11:147:3924:05
7:45
+0:08
20K
12.43 mi12:26:581:35:407:4224:26
7:52
+0:07
Half
13.11 mi12:32:191:41:017:425:21
7:50
-0:02
25K
15.53 mi12:52:072:00:497:4719:48
8:10
+0:20
30K
18.64 mi13:17:042:25:467:4924:57
8:02
-0:08
20M
20.00 mi13:28:122:36:547:5111:08
8:12
+0:10
21M
21.00 mi13:37:022:45:447:548:50
8:50
+0:38
35K
21.75 mi13:43:172:51:597:546:15
8:21
-0:29
23M
23.00 mi13:53:443:02:267:5610:27
8:21
0:00
24M
24.00 mi14:02:023:10:447:578:18
8:18
-0:03
40K
24.85 mi14:09:223:18:047:587:20
8:35
+0:17
25.2M
25.20 mi14:12:353:21:177:593:13
9:20
+0:45
Finish
26.22 mi14:20:593:29:418:008:24
8:15
-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

7:34 /mi

Average Pace

8:00 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:01

48% of race

Time at Steady Pace

1:29:17

43% of race

Time at Slower Pace

19:23

9% of race

Average Pace: 8:00 /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 mi11:14:4723:297:3423:29
7:34
#12751
10K
6.21 mi11:38:2747:097:3523:40
7:37
#12927
15K
9.32 mi12:02:321:11:147:3924:05
7:45
#13260
20K
12.43 mi12:26:581:35:407:4224:26
7:52
#13340
Half
13.11 mi12:32:191:41:017:425:21
7:50
#13412
25K
15.53 mi12:52:072:00:497:4719:48
8:10
#13695
30K
18.64 mi13:17:042:25:467:4924:57
8:02
#13262
20M
20.00 mi13:28:122:36:547:5111:08
8:12
#13086
21M
21.00 mi13:37:022:45:447:548:50
8:50
#13021
35K
21.75 mi13:43:172:51:597:546:15
8:21
#13094
23M
23.00 mi13:53:443:02:267:5610:27
8:21
#13020
24M
24.00 mi14:02:023:10:447:578:18
8:18
#13015
40K
24.85 mi14:09:223:18:047:587:20
8:35
#13042
25.2M
25.20 mi14:12:353:21:177:593:13
9:20
#13058
Finish
26.22 mi14:20:593:29:418:008:24
8:15
#13129
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi127513192319213956(Top 49%)3987(Top 33%)3987(Top 232%)
10K6.21 mi3.10 mi12927-1763294-1023294-10213204(Top 46%)3498(Top 29%)3498(Top 204%)
15K9.32 mi3.11 mi13260-3333549-2553549-25513956(Top 49%)3987(Top 33%)3987(Top 232%)
20K12.43 mi3.11 mi13340-803628-793628-7913804(Top 49%)3985(Top 33%)3985(Top 232%)
Half13.11 mi0.68 mi13412-723676-483676-4814630(Top 52%)4397(Top 36%)4397(Top 256%)
25K15.53 mi2.42 mi13695-2833870-1943870-19415087(Top 53%)4776(Top 39%)4776(Top 278%)
30K18.64 mi3.11 mi13262+4333697+1733697+17311628(Top 41%)3112(Top 25%)3112(Top 181%)
20M20.00 mi1.36 mi13086+1763629+683629+6811780(Top 41%)3346(Top 27%)3346(Top 195%)
21M21.00 mi1.00 mi13021+653623+63623+612538(Top 44%)3885(Top 32%)3885(Top 226%)
35K21.75 mi0.75 mi13094-733676-533676-5314613(Top 51%)5016(Top 41%)5016(Top 292%)
23M23.00 mi1.25 mi13020+743679-33679-312335(Top 43%)3918(Top 32%)3918(Top 228%)
24M24.00 mi1.00 mi13015+53712-333712-3313278(Top 47%)4453(Top 36%)4453(Top 259%)
40K24.85 mi0.85 mi13042-273756-443756-4413940(Top 49%)4926(Top 40%)4926(Top 287%)
25.2M25.20 mi0.35 mi13058-163772-163772-1613637(Top 48%)4817(Top 39%)4817(Top 280%)
Finish26.22 mi1.02 mi13129-713835-633835-6314566(Top 51%)5234(Top 43%)5234(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13956

Females

3987

F40-44

3987

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

13204

Females

3498

F40-44

3498

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13956

Females

3987

F40-44

3987

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13804

Females

3985

F40-44

3985

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14630

Females

4397

F40-44

4397

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

15087

Females

4776

F40-44

4776

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

11628

Females

3112

F40-44

3112

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11780

Females

3346

F40-44

3346

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

12538

Females

3885

F40-44

3885

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14613

Females

5016

F40-44

5016

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12335

Females

3918

F40-44

3918

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

13278

Females

4453

F40-44

4453

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13940

Females

4926

F40-44

4926

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13637

Females

4817

F40-44

4817

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14566

Females

5234

F40-44

5234

Passing Analysis

Category:
Athletes Passed
1814
Passed By
2192
Net Change
-378
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12751
5K → 10K208384-176#12751#12927
10K → 15K108441-333#12927#13260
15K → 20K178258-80#13260#13340
20K → Half1587-72#13340#13412
Half → 25K108391-283#13412#13695
25K → 30K48653+433#13695#13262
30K → 20M19620+176#13262#13086
20M → 21M13772+65#13086#13021
21M → 35K34107-73#13021#13094
35K → 23M14167+74#13094#13020
23M → 24M7671+5#13020#13015
24M → 40K6592-27#13015#13042
40K → 25.2M2440-16#13042#13058
25.2M → Finish38109-71#13058#13129
TOTALS18142192-378
📊

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