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BOSTON MARATHON 2025

Kerri Prue

Bib: 23412•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 36%
Division (F55-59)
#0 / 994
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:17/mi
25:43
↑ 97↓ 3451.5%
10K· 6.21 mi
8:22/mi
51:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:18/mi
1:17:31
↑ 67↓ 78
20K· 12.43 mi
8:28/mi
1:43:50
↑ 106↓ 860.1%
Half· 13.11 mi
8:17/mi
1:49:29
↑ 19↓ 370.5%
25K· 15.53 mi
8:30/mi
2:10:05
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:37:07
↑ 181↓ 1480.2%
20M
8:48/mi
2:49:05
↑ 64↓ 500.2%
21M
9:17/mi
2:58:22
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
3:04:40
↑ 17↓ 861.7%
23M
8:46/mi
3:15:39
↑ 23↓ 630.6%
24M
8:26/mi
3:24:05
↓ 821.3%
40K· 24.85 mi
8:38/mi
3:31:28
↓ 200.3%
25.2M
9:25/mi
3:34:43
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:43:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:29
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:53:41
Pace8:40 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4725:438:1725:43
8:17
-
10K
6.21 mi11:48:4851:448:2026:01
8:22
+0:05
15K
9.32 mi12:14:351:17:318:1925:47
8:18
-0:04
20K
12.43 mi12:40:541:43:508:2126:19
8:28
+0:10
Half
13.11 mi12:46:331:49:298:215:39
8:17
-0:11
25K
15.53 mi13:07:092:10:058:2220:36
8:30
+0:13
30K
18.64 mi13:34:112:37:078:2627:02
8:42
+0:12
20M
20.00 mi13:46:092:49:058:2711:58
8:48
+0:06
21M
21.00 mi13:55:262:58:228:309:17
9:17
+0:29
35K
21.75 mi14:01:443:04:408:296:18
8:25
-0:52
23M
23.00 mi14:12:433:15:398:3010:59
8:46
+0:21
24M
24.00 mi14:21:093:24:058:308:26
8:26
-0:20
40K
24.85 mi14:28:323:31:288:307:23
8:38
+0:12
25.2M
25.20 mi14:31:473:34:438:313:15
9:25
+0:47
Finish
26.22 mi14:40:143:43:108:318:27
8:18
-1:07

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

8:17 /mi

Average Pace

8:31 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:30:38

94% of race

Time at Steady Pace

12:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:31 /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 mi11:22:4725:438:1725:43
8:17
#18578
10K
6.21 mi11:48:4851:448:2026:01
8:22
#18775
15K
9.32 mi12:14:351:17:318:1925:47
8:18
#18505
20K
12.43 mi12:40:541:43:508:2126:19
8:28
#18346
Half
13.11 mi12:46:331:49:298:215:39
8:17
#18316
25K
15.53 mi13:07:092:10:058:2220:36
8:30
#18091
30K
18.64 mi13:34:112:37:078:2627:02
8:42
#17661
20M
20.00 mi13:46:092:49:058:2711:58
8:48
#17481
21M
21.00 mi13:55:262:58:228:309:17
9:17
#17317
35K
21.75 mi14:01:443:04:408:296:18
8:25
#17216
23M
23.00 mi14:12:433:15:398:3010:59
8:46
#17058
24M
24.00 mi14:21:093:24:058:308:26
8:26
#16910
40K
24.85 mi14:28:323:31:288:307:23
8:38
#16795
25.2M
25.20 mi14:31:473:34:438:313:15
9:25
#16751
Finish
26.22 mi14:40:143:43:108:318:27
8:18
#16669
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi185786670667018051(Top 64%)6349(Top 52%)6349(Top 639%)
10K6.21 mi3.10 mi18775-1976780-1106780-11019037(Top 67%)6903(Top 56%)6903(Top 694%)
15K9.32 mi3.11 mi18505+2706627+1536627+15318051(Top 64%)6349(Top 52%)6349(Top 639%)
20K12.43 mi3.11 mi18346+1596536+916536+9118028(Top 63%)6356(Top 52%)6356(Top 639%)
Half13.11 mi0.68 mi18316+306525+116525+1117857(Top 63%)6236(Top 51%)6236(Top 627%)
25K15.53 mi2.42 mi18091+2256410+1156410+11517186(Top 61%)5963(Top 49%)5963(Top 600%)
30K18.64 mi3.11 mi17661+4306217+1936217+19316020(Top 56%)5473(Top 45%)5473(Top 551%)
20M20.00 mi1.36 mi17481+1806139+786139+7815724(Top 55%)5437(Top 44%)5437(Top 547%)
21M21.00 mi1.00 mi17317+1646068+716068+7115095(Top 53%)5228(Top 43%)5228(Top 526%)
35K21.75 mi0.75 mi17216+1016030+386030+3815046(Top 53%)5263(Top 43%)5263(Top 529%)
23M23.00 mi1.25 mi17058+1585968+625968+6214989(Top 53%)5335(Top 44%)5335(Top 537%)
24M24.00 mi1.00 mi16910+1485906+625906+6214140(Top 50%)4906(Top 40%)4906(Top 494%)
40K24.85 mi0.85 mi16795+1155868+385868+3814314(Top 50%)5143(Top 42%)5143(Top 517%)
25.2M25.20 mi0.35 mi16751+445859+95859+914248(Top 50%)5168(Top 42%)5168(Top 520%)
Finish26.22 mi1.02 mi16669+825827+325827+3214898(Top 52%)5426(Top 44%)5426(Top 546%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18051

Females

6349

F55-59

6349

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

19037

Females

6903

F55-59

6903

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18051

Females

6349

F55-59

6349

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

18028

Females

6356

F55-59

6356

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

17857

Females

6236

F55-59

6236

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17186

Females

5963

F55-59

5963

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

16020

Females

5473

F55-59

5473

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

15724

Females

5437

F55-59

5437

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

15095

Females

5228

F55-59

5228

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

15046

Females

5263

F55-59

5263

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14989

Females

5335

F55-59

5335

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

14140

Females

4906

F55-59

4906

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14314

Females

5143

F55-59

5143

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14248

Females

5168

F55-59

5168

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14898

Females

5426

F55-59

5426

Passing Analysis

Category:
Athletes Passed
2792
Passed By
883
Net Change
+1909
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18578
5K → 10K177374-197#18578#18775
10K → 15K35181+270#18775#18505
15K → 20K262103+159#18505#18346
20K → Half5222+30#18346#18316
Half → 25K28459+225#18316#18091
25K → 30K47343+430#18091#17661
30K → 20M20929+180#17661#17481
20M → 21M19329+164#17481#17317
21M → 35K12322+101#17317#17216
35K → 23M18628+158#17216#17058
23M → 24M16820+148#17058#16910
24M → 40K14025+115#16910#16795
40K → 25.2M5713+44#16795#16751
25.2M → Finish11735+82#16751#16669
TOTALS2792883+1909
📊

Passing Visuals

Category:
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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