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BOSTON MARATHON 2025

Rebecca Kappers

Bib: 17586•F

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Overall
#0 / 28404
Top 41%
Gender (Female)
#0 / 12228
Top 25%
Division (F18-39)
#0 / 5469
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:58
Rank: #14098
Start → 5K
23:58 | 7:43/mi
10K· 6.21 mi
47:59
Rank: #14088 (+10)
5K → 10K
24:01 | 7:44/mi
15K· 9.32 mi
1:12:00
Rank: #13979 (+109)
10K → 15K
24:01 | 7:44/mi
20K· 12.43 mi
1:35:58
Rank: #13555 (+424)
15K → 20K
23:58 | 7:43/mi
Half· 13.11 mi
1:41:09
Rank: #13508 (+47)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:59:48
Rank: #13118 (+390)
Half → 25K
18:39 | 7:42/mi
30K· 18.64 mi
2:24:29
Rank: #12665 (+453)
25K → 30K
24:41 | 7:57/mi
20M
2:35:24
Rank: #12476 (+189)
30K → 20M
10:55 | 8:02/mi
21M
2:43:58
Rank: #12366 (+110)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:49:44
Rank: #12258 (+108)
21M → 35K
5:46 | 7:42/mi
23M
2:59:37
Rank: #12039 (+219)
35K → 23M
9:53 | 7:54/mi
24M
3:07:20
Rank: #11891 (+148)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
3:14:03
Rank: #11756 (+135)
24M → 40K
6:43 | 7:51/mi
25.2M
3:17:03
Rank: #11715 (+41)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:25:01
Rank: #11686 (+29)
25.2M → Finish
7:58 | 7:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:09
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:43:52
Pace7:55 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0223:587:4323:58
7:43
-
10K
6.21 mi11:38:0347:597:4324:01
7:44
+0:01
15K
9.32 mi12:02:041:12:007:4324:01
7:44
0:00
20K
12.43 mi12:26:021:35:587:4323:58
7:43
-0:01
Half
13.11 mi12:31:131:41:097:435:11
7:36
-0:07
25K
15.53 mi12:49:521:59:487:4318:39
7:42
+0:06
30K
18.64 mi13:14:332:24:297:4524:41
7:57
+0:15
20M
20.00 mi13:25:282:35:247:4610:55
8:02
+0:05
21M
21.00 mi13:34:022:43:587:488:34
8:34
+0:32
35K
21.75 mi13:39:482:49:447:485:46
7:42
-0:52
23M
23.00 mi13:49:412:59:377:499:53
7:54
+0:12
24M
24.00 mi13:57:243:07:207:487:43
7:43
-0:11
40K
24.85 mi14:04:073:14:037:486:43
7:51
+0:08
25.2M
25.20 mi14:07:073:17:037:493:00
8:42
+0:51
Finish
26.22 mi14:15:053:25:017:507:58
7:49
-0:53

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

7:36 /mi

Average Pace

7:50 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:27

94% of race

Time at Steady Pace

11:34

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi11:14:0223:587:4323:58
7:43
#14098
10K
6.21 mi11:38:0347:597:4324:01
7:44
#14088
15K
9.32 mi12:02:041:12:007:4324:01
7:44
#13979
20K
12.43 mi12:26:021:35:587:4323:58
7:43
#13555
Half
13.11 mi12:31:131:41:097:435:11
7:36
#13508
25K
15.53 mi12:49:521:59:487:4318:39
7:42
#13118
30K
18.64 mi13:14:332:24:297:4524:41
7:57
#12665
20M
20.00 mi13:25:282:35:247:4610:55
8:02
#12476
21M
21.00 mi13:34:022:43:587:488:34
8:34
#12366
35K
21.75 mi13:39:482:49:447:485:46
7:42
#12258
23M
23.00 mi13:49:412:59:377:499:53
7:54
#12039
24M
24.00 mi13:57:243:07:207:487:43
7:43
#11891
40K
24.85 mi14:04:073:14:037:486:43
7:51
#11756
25.2M
25.20 mi14:07:073:17:037:493:00
8:42
#11715
Finish
26.22 mi14:15:053:25:017:507:58
7:49
#11686
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140983969396913788(Top 49%)3888(Top 32%)3888(Top 71%)
10K6.21 mi3.10 mi14088+103989-203989-2014175(Top 50%)4063(Top 33%)4063(Top 74%)
15K9.32 mi3.11 mi13979+1093955+343955+3413788(Top 49%)3888(Top 32%)3888(Top 71%)
20K12.43 mi3.11 mi13555+4243761+1943761+19412553(Top 44%)3299(Top 27%)3299(Top 60%)
Half13.11 mi0.68 mi13508+473736+253736+2512589(Top 44%)3273(Top 27%)3273(Top 60%)
25K15.53 mi2.42 mi13118+3903547+1893547+18911503(Top 40%)2852(Top 23%)2852(Top 52%)
30K18.64 mi3.11 mi12665+4533360+1873360+18711003(Top 39%)2790(Top 23%)2790(Top 51%)
20M20.00 mi1.36 mi12476+1893292+683292+6810693(Top 38%)2786(Top 23%)2786(Top 51%)
21M21.00 mi1.00 mi12366+1103270+223270+2210922(Top 38%)3059(Top 25%)3059(Top 56%)
35K21.75 mi0.75 mi12258+1083237+333237+3310188(Top 36%)2706(Top 22%)2706(Top 49%)
23M23.00 mi1.25 mi12039+2193154+833154+839283(Top 33%)2399(Top 20%)2399(Top 44%)
24M24.00 mi1.00 mi11891+1483114+403114+409262(Top 33%)2460(Top 20%)2460(Top 45%)
40K24.85 mi0.85 mi11756+1353074+403074+409218(Top 32%)2562(Top 21%)2562(Top 47%)
25.2M25.20 mi0.35 mi11715+413070+43070+410079(Top 35%)3066(Top 25%)3066(Top 56%)
Finish26.22 mi1.02 mi11686+293100-303100-3011583(Top 41%)3736(Top 31%)3736(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13788

Females

3888

F18-39

3888

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14175

Females

4063

F18-39

4063

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13788

Females

3888

F18-39

3888

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

12553

Females

3299

F18-39

3299

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12589

Females

3273

F18-39

3273

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

11503

Females

2852

F18-39

2852

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

11003

Females

2790

F18-39

2790

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10693

Females

2786

F18-39

2786

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10922

Females

3059

F18-39

3059

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

10188

Females

2706

F18-39

2706

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9283

Females

2399

F18-39

2399

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9262

Females

2460

F18-39

2460

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9218

Females

2562

F18-39

2562

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

10079

Females

3066

F18-39

3066

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11583

Females

3736

F18-39

3736

Passing Analysis

Category:
Athletes Passed
3125
Passed By
713
Net Change
+2412
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14098
5K → 10K265255+10#14098#14088
10K → 15K249140+109#14088#13979
15K → 20K46036+424#13979#13555
20K → Half6114+47#13555#13508
Half → 25K3999+390#13508#13118
25K → 30K49946+453#13118#12665
30K → 20M20920+189#12665#12476
20M → 21M16151+110#12476#12366
21M → 35K1179+108#12366#12258
35K → 23M23314+219#12258#12039
23M → 24M1579+148#12039#11891
24M → 40K15015+135#11891#11756
40K → 25.2M6019+41#11756#11715
25.2M → Finish10576+29#11715#11686
TOTALS3125713+2412
📊

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