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BOSTON MARATHON 2025

Johanna Stroever

Bib: 20981•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 33%
Masters (Masters Women)
#0 / 6759
Top 19%
Division (F40-44)
#0 / 1718
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:58
Rank: #16871
Start → 5K
24:58 | 8:02/mi
10K· 6.21 mi
49:39
Rank: #16435 (+436)
5K → 10K
24:41 | 7:57/mi
15K· 9.32 mi
1:14:10
Rank: #15991 (+444)
10K → 15K
24:31 | 7:53/mi
20K· 12.43 mi
1:38:51
Rank: #15579 (+412)
15K → 20K
24:41 | 7:57/mi
Half· 13.11 mi
1:44:13
Rank: #15536 (+43)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:03:28
Rank: #15145 (+391)
Half → 25K
19:15 | 7:56/mi
30K· 18.64 mi
2:28:37
Rank: #14463 (+682)
25K → 30K
25:09 | 8:06/mi
20M
2:39:43
Rank: #14209 (+254)
30K → 20M
11:06 | 8:10/mi
21M
2:48:19
Rank: #13967 (+242)
20M → 21M
8:36 | 8:36/mi
35K· 21.75 mi
2:54:15
Rank: #13860 (+107)
21M → 35K
5:56 | 7:56/mi
23M
3:04:29
Rank: #13668 (+192)
35K → 23M
10:14 | 8:10/mi
24M
3:12:39
Rank: #13608 (+60)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:19:51
Rank: #13572 (+36)
24M → 40K
7:12 | 8:25/mi
25.2M
3:23:01
Rank: #13550 (+22)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:31:22
Rank: #13589 (-39)
25.2M → Finish
8:21 | 8:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:13
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:47:09
Pace8:10 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5524:588:0224:58
8:02
-
10K
6.21 mi11:42:3649:397:5924:41
7:57
-0:05
15K
9.32 mi12:07:071:14:107:5724:31
7:53
-0:04
20K
12.43 mi12:31:481:38:517:5724:41
7:57
+0:04
Half
13.11 mi12:37:101:44:137:575:22
7:52
-0:05
25K
15.53 mi12:56:252:03:287:5719:15
7:56
+0:04
30K
18.64 mi13:21:342:28:377:5825:09
8:06
+0:10
20M
20.00 mi13:32:402:39:437:5911:06
8:10
+0:04
21M
21.00 mi13:41:162:48:198:018:36
8:36
+0:26
35K
21.75 mi13:47:122:54:158:015:56
7:56
-0:40
23M
23.00 mi13:57:263:04:298:0110:14
8:10
+0:14
24M
24.00 mi14:05:363:12:398:028:10
8:10
0:00
40K
24.85 mi14:12:483:19:518:027:12
8:25
+0:15
25.2M
25.20 mi14:15:583:23:018:033:10
9:11
+0:46
Finish
26.22 mi14:24:193:31:228:048:21
8:12
-0:59

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

7:52 /mi

Average Pace

8:04 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:28:12

99% of race

Time at Steady Pace

3:10

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:04 /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 mi11:17:5524:588:0224:58
8:02
#16871
10K
6.21 mi11:42:3649:397:5924:41
7:57
#16435
15K
9.32 mi12:07:071:14:107:5724:31
7:53
#15991
20K
12.43 mi12:31:481:38:517:5724:41
7:57
#15579
Half
13.11 mi12:37:101:44:137:575:22
7:52
#15536
25K
15.53 mi12:56:252:03:287:5719:15
7:56
#15145
30K
18.64 mi13:21:342:28:377:5825:09
8:06
#14463
20M
20.00 mi13:32:402:39:437:5911:06
8:10
#14209
21M
21.00 mi13:41:162:48:198:018:36
8:36
#13967
35K
21.75 mi13:47:122:54:158:015:56
7:56
#13860
23M
23.00 mi13:57:263:04:298:0110:14
8:10
#13668
24M
24.00 mi14:05:363:12:398:028:10
8:10
#13608
40K
24.85 mi14:12:483:19:518:027:12
8:25
#13572
25.2M
25.20 mi14:15:583:23:018:033:10
9:11
#13550
Finish
26.22 mi14:24:193:31:228:048:21
8:12
#13589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi168715664566415176(Top 53%)4672(Top 38%)4672(Top 272%)
10K6.21 mi3.10 mi16435+4365399+2655399+26516037(Top 56%)5138(Top 42%)5138(Top 299%)
15K9.32 mi3.11 mi15991+4445141+2585141+25815176(Top 53%)4672(Top 38%)4672(Top 272%)
20K12.43 mi3.11 mi15579+4124913+2284913+22814500(Top 51%)4362(Top 36%)4362(Top 254%)
Half13.11 mi0.68 mi15536+434884+294884+2914837(Top 52%)4515(Top 37%)4515(Top 263%)
25K15.53 mi2.42 mi15145+3914688+1964688+19613441(Top 47%)3908(Top 32%)3908(Top 227%)
30K18.64 mi3.11 mi14463+6824370+3184370+31812081(Top 43%)3332(Top 27%)3332(Top 194%)
20M20.00 mi1.36 mi14209+2544250+1204250+12011648(Top 41%)3270(Top 27%)3270(Top 190%)
21M21.00 mi1.00 mi13967+2424146+1044146+10411135(Top 39%)3175(Top 26%)3175(Top 185%)
35K21.75 mi0.75 mi13860+1074110+364110+3611830(Top 42%)3569(Top 29%)3569(Top 208%)
23M23.00 mi1.25 mi13668+1924048+624048+6211236(Top 40%)3353(Top 27%)3353(Top 195%)
24M24.00 mi1.00 mi13608+604039+94039+912381(Top 44%)3987(Top 33%)3987(Top 232%)
40K24.85 mi0.85 mi13572+364045-64045-612948(Top 46%)4410(Top 36%)4410(Top 257%)
25.2M25.20 mi0.35 mi13550+224045404512868(Top 45%)4426(Top 36%)4426(Top 258%)
Finish26.22 mi1.02 mi13589-394092-474092-4714241(Top 50%)5065(Top 41%)5065(Top 295%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

15176

Females

4672

F40-44

4672

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

16037

Females

5138

F40-44

5138

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

15176

Females

4672

F40-44

4672

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

14500

Females

4362

F40-44

4362

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14837

Females

4515

F40-44

4515

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13441

Females

3908

F40-44

3908

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12081

Females

3332

F40-44

3332

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11648

Females

3270

F40-44

3270

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

11135

Females

3175

F40-44

3175

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11830

Females

3569

F40-44

3569

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

11236

Females

3353

F40-44

3353

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12381

Females

3987

F40-44

3987

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12948

Females

4410

F40-44

4410

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12868

Females

4426

F40-44

4426

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

14241

Females

5065

F40-44

5065

Passing Analysis

Category:
Athletes Passed
3856
Passed By
574
Net Change
+3282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16871
5K → 10K567131+436#16871#16435
10K → 15K49551+444#16435#15991
15K → 20K44836+412#15991#15579
20K → Half6017+43#15579#15536
Half → 25K40716+391#15536#15145
25K → 30K69614+682#15145#14463
30K → 20M26915+254#14463#14209
20M → 21M25614+242#14209#13967
21M → 35K12114+107#13967#13860
35K → 23M21826+192#13860#13668
23M → 24M11353+60#13668#13608
24M → 40K9559+36#13608#13572
40K → 25.2M5331+22#13572#13550
25.2M → Finish5897-39#13550#13589
TOTALS3856574+3282
📊

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