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BOSTON MARATHON 2025

Aleksandra Reetz

Bib: 15873•F

CA

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
23:56
Rank: #14012
Start → 5K
23:56 | 7:42/mi
10K· 6.21 mi
48:01
Rank: #14131 (-119)
5K → 10K
24:05 | 7:45/mi
15K· 9.32 mi
1:12:14
Rank: #14196 (-65)
10K → 15K
24:13 | 7:48/mi
20K· 12.43 mi
1:37:11
Rank: #14415 (-219)
15K → 20K
24:57 | 8:02/mi
Half· 13.11 mi
1:42:26
Rank: #14355 (+60)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:01:39
Rank: #14141 (+214)
Half → 25K
19:13 | 7:56/mi
30K· 18.64 mi
2:26:46
Rank: #13666 (+475)
25K → 30K
25:07 | 8:05/mi
20M
2:37:46
Rank: #13435 (+231)
30K → 20M
11:00 | 8:06/mi
21M
2:46:11
Rank: #13191 (+244)
20M → 21M
8:25 | 8:25/mi
35K· 21.75 mi
2:51:47
Rank: #13019 (+172)
21M → 35K
5:36 | 7:29/mi
23M
3:01:38
Rank: #12738 (+281)
35K → 23M
9:51 | 7:52/mi
24M
3:09:29
Rank: #12598 (+140)
23M → 24M
7:51 | 7:51/mi
40K· 24.85 mi
3:16:18
Rank: #12459 (+139)
24M → 40K
6:49 | 7:58/mi
25.2M
3:19:14
Rank: #12390 (+69)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:26:43
Rank: #12193 (+197)
25.2M → Finish
7:29 | 7:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:26
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:44:17
Pace7:57 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:5823:567:4223:56
7:42
-
10K
6.21 mi11:20:0348:017:4424:05
7:45
+0:03
15K
9.32 mi11:44:161:12:147:4524:13
7:48
+0:03
20K
12.43 mi12:09:131:37:117:4924:57
8:02
+0:14
Half
13.11 mi12:14:281:42:267:495:15
7:42
-0:20
25K
15.53 mi12:33:412:01:397:5019:13
7:56
+0:14
30K
18.64 mi12:58:482:26:467:5225:07
8:05
+0:09
20M
20.00 mi13:09:482:37:467:5311:00
8:06
+0:01
21M
21.00 mi13:18:132:46:117:558:25
8:25
+0:19
35K
21.75 mi13:23:492:51:477:545:36
7:29
-0:56
23M
23.00 mi13:33:403:01:387:549:51
7:52
+0:23
24M
24.00 mi13:41:313:09:297:547:51
7:51
-0:01
40K
24.85 mi13:48:203:16:187:546:49
7:58
+0:07
25.2M
25.20 mi13:51:163:19:147:542:56
8:30
+0:32
Finish
26.22 mi13:58:453:26:437:537:29
7:21
-1:09

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

7:21 /mi

Average Pace

7:53 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:22

89% of race

Time at Steady Pace

22:21

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi10:55:5823:567:4223:56
7:42
#14012
10K
6.21 mi11:20:0348:017:4424:05
7:45
#14131
15K
9.32 mi11:44:161:12:147:4524:13
7:48
#14196
20K
12.43 mi12:09:131:37:117:4924:57
8:02
#14415
Half
13.11 mi12:14:281:42:267:495:15
7:42
#14355
25K
15.53 mi12:33:412:01:397:5019:13
7:56
#14141
30K
18.64 mi12:58:482:26:467:5225:07
8:05
#13666
20M
20.00 mi13:09:482:37:467:5311:00
8:06
#13435
21M
21.00 mi13:18:132:46:117:558:25
8:25
#13191
35K
21.75 mi13:23:492:51:477:545:36
7:29
#13019
23M
23.00 mi13:33:403:01:387:549:51
7:52
#12738
24M
24.00 mi13:41:313:09:297:547:51
7:51
#12598
40K
24.85 mi13:48:203:16:187:546:49
7:58
#12459
25.2M
25.20 mi13:51:163:19:147:542:56
8:30
#12390
Finish
26.22 mi13:58:453:26:437:537:29
7:21
#12193
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140123915391514330(Top 50%)4218(Top 34%)4218(Top 77%)
10K6.21 mi3.10 mi14131-1194013-984013-9814352(Top 51%)4164(Top 34%)4164(Top 76%)
15K9.32 mi3.11 mi14196-654085-724085-7214330(Top 50%)4218(Top 34%)4218(Top 77%)
20K12.43 mi3.11 mi14415-2194244-1594244-15915151(Top 53%)4718(Top 39%)4718(Top 86%)
Half13.11 mi0.68 mi14355+604213+314213+3113392(Top 47%)3703(Top 30%)3703(Top 68%)
25K15.53 mi2.42 mi14141+2144121+924121+9213308(Top 47%)3830(Top 31%)3830(Top 70%)
30K18.64 mi3.11 mi13666+4753917+2043917+20411996(Top 42%)3292(Top 27%)3292(Top 60%)
20M20.00 mi1.36 mi13435+2313819+983819+9811097(Top 39%)2994(Top 24%)2994(Top 55%)
21M21.00 mi1.00 mi13191+2443716+1033716+1039986(Top 35%)2609(Top 21%)2609(Top 48%)
35K21.75 mi0.75 mi13019+1723631+853631+858597(Top 30%)1963(Top 16%)1963(Top 36%)
23M23.00 mi1.25 mi12738+2813521+1103521+1109094(Top 32%)2311(Top 19%)2311(Top 42%)
24M24.00 mi1.00 mi12598+1403475+463475+4610229(Top 36%)2924(Top 24%)2924(Top 53%)
40K24.85 mi0.85 mi12459+1393435+403435+4010032(Top 35%)2944(Top 24%)2944(Top 54%)
25.2M25.20 mi0.35 mi12390+693412+233412+238920(Top 31%)2504(Top 20%)2504(Top 46%)
Finish26.22 mi1.02 mi12193+1973350+623350+628120(Top 29%)2128(Top 17%)2128(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

14330

Females

4218

F18-39

4218

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

14352

Females

4164

F18-39

4164

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

14330

Females

4218

F18-39

4218

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

15151

Females

4718

F18-39

4718

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

13392

Females

3703

F18-39

3703

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13308

Females

3830

F18-39

3830

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11996

Females

3292

F18-39

3292

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

11097

Females

2994

F18-39

2994

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9986

Females

2609

F18-39

2609

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8597

Females

1963

F18-39

1963

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9094

Females

2311

F18-39

2311

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10229

Females

2924

F18-39

2924

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

10032

Females

2944

F18-39

2944

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8920

Females

2504

F18-39

2504

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8120

Females

2128

F18-39

2128

Passing Analysis

Category:
Athletes Passed
2931
Passed By
1112
Net Change
+1819
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14012
5K → 10K203322-119#14012#14131
10K → 15K182247-65#14131#14196
15K → 20K145364-219#14196#14415
20K → Half7010+60#14415#14355
Half → 25K26753+214#14355#14141
25K → 30K52348+475#14141#13666
30K → 20M24413+231#13666#13435
20M → 21M2539+244#13435#13191
21M → 35K1731+172#13191#13019
35K → 23M2854+281#13019#12738
23M → 24M15818+140#12738#12598
24M → 40K15112+139#12598#12459
40K → 25.2M734+69#12459#12390
25.2M → Finish2047+197#12390#12193
TOTALS29311112+1819
📊

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