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BOSTON MARATHON 2025

Kimberly Alley

Bib: 25719•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
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
10:24/mi
32:18
↑ 97↓ 3451.5%
10K· 6.21 mi
10:28/mi
1:04:50
↑ 79↓ 1380.4%
15K· 9.32 mi
10:32/mi
1:37:34
↑ 67↓ 78
20K· 12.43 mi
11:28/mi
2:13:12
↑ 106↓ 860.1%
Half· 13.11 mi
10:08/mi
2:20:07
↑ 19↓ 370.5%
25K· 15.53 mi
11:01/mi
2:46:49
↑ 66↓ 880.2%
30K· 18.64 mi
12:05/mi
3:24:23
↑ 181↓ 1480.2%
20M
10:56/mi
3:39:14
↑ 64↓ 500.2%
21M
11:19/mi
3:50:33
↑ 106↓ 241.6%
35K· 21.75 mi
10:46/mi
3:58:36
↑ 17↓ 861.7%
23M
10:40/mi
4:11:57
↑ 23↓ 630.6%
24M
10:47/mi
4:22:44
↓ 821.3%
40K· 24.85 mi
11:10/mi
4:32:17
↓ 200.3%
25.2M
16:40/mi
4:38:02
↑ 13↓ 160.2%
Finish· 26.22 mi
11:15/mi
4:49:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:07
Pace10:41 /mi
2nd Half
Distance13.11 mi
Time2:29:23
Pace11:24 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0932:1810:2432:18
10:24
-
10K
6.21 mi12:26:411:04:5010:2632:32
10:28
+0:04
15K
9.32 mi12:59:251:37:3410:2832:44
10:32
+0:04
20K
12.43 mi13:35:032:13:1210:4335:38
11:28
+0:56
Half
13.11 mi13:41:582:20:0710:416:55
10:08
-1:20
25K
15.53 mi14:08:402:46:4910:4426:42
11:01
+0:53
30K
18.64 mi14:46:143:24:2310:5837:34
12:05
+1:04
20M
20.00 mi15:01:053:39:1410:5814:51
10:56
-1:09
21M
21.00 mi15:12:243:50:3310:5911:19
11:19
+0:23
35K
21.75 mi15:20:273:58:3610:588:03
10:46
-0:33
23M
23.00 mi15:33:484:11:5710:5713:21
10:40
-0:06
24M
24.00 mi15:44:354:22:4410:5710:47
10:47
+0:07
40K
24.85 mi15:54:084:32:1710:579:33
11:10
+0:23
25.2M
25.20 mi15:59:534:38:0211:025:45
16:40
+5:30
Finish
26.22 mi16:11:214:49:3011:0311:28
11:15
-5:25

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

10:08 /mi

Average Pace

11:03 /mi

Slowest Pace

16:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:55

2% of race

Time at Steady Pace

3:59:16

83% of race

Time at Slower Pace

43:19

15% of race

Average Pace: 11:02 /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 mi11:54:0932:1810:2432:18
10:24
#26527
10K
6.21 mi12:26:411:04:5010:2632:32
10:28
#26365
15K
9.32 mi12:59:251:37:3410:2832:44
10:32
#26219
20K
12.43 mi13:35:032:13:1210:4335:38
11:28
#26350
Half
13.11 mi13:41:582:20:0710:416:55
10:08
#26296
25K
15.53 mi14:08:402:46:4910:4426:42
11:01
#26101
30K
18.64 mi14:46:143:24:2310:5837:34
12:05
#26007
20M
20.00 mi15:01:053:39:1410:5814:51
10:56
#25839
21M
21.00 mi15:12:243:50:3310:5911:19
11:19
#25686
35K
21.75 mi15:20:273:58:3610:588:03
10:46
#25628
23M
23.00 mi15:33:484:11:5710:5713:21
10:40
#25483
24M
24.00 mi15:44:354:22:4410:5710:47
10:47
#25411
40K
24.85 mi15:54:084:32:1710:579:33
11:10
#25347
25.2M
25.20 mi15:59:534:38:0211:025:45
16:40
#25443
Finish
26.22 mi16:11:214:49:3011:0311:28
11:15
#25472
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi26527110561105626003(Top 92%)10792(Top 88%)10792(Top 1086%)
10K6.21 mi3.10 mi26365+16210976+8010976+8026211(Top 92%)10908(Top 89%)10908(Top 1097%)
15K9.32 mi3.11 mi26219+14610899+7710899+7726003(Top 92%)10792(Top 88%)10792(Top 1086%)
20K12.43 mi3.11 mi26350-13110977-7810977-7826586(Top 94%)11148(Top 91%)11148(Top 1122%)
Half13.11 mi0.68 mi26296+5410943+3410943+3425102(Top 88%)10322(Top 84%)10322(Top 1038%)
25K15.53 mi2.42 mi26101+19510847+9610847+9625220(Top 89%)10421(Top 85%)10421(Top 1048%)
30K18.64 mi3.11 mi26007+9410831+1610831+1625707(Top 91%)10789(Top 88%)10789(Top 1085%)
20M20.00 mi1.36 mi25839+16810750+8110750+8123440(Top 83%)9651(Top 79%)9651(Top 971%)
21M21.00 mi1.00 mi25686+15310685+6510685+6522170(Top 78%)9068(Top 74%)9068(Top 912%)
35K21.75 mi0.75 mi25628+5810660+2510660+2523690(Top 83%)9900(Top 81%)9900(Top 996%)
23M23.00 mi1.25 mi25483+14510602+5810602+5822419(Top 79%)9302(Top 76%)9302(Top 936%)
24M24.00 mi1.00 mi25411+7210568+3410568+3423512(Top 83%)9886(Top 81%)9886(Top 995%)
40K24.85 mi0.85 mi25347+6410534+3410534+3423477(Top 83%)9936(Top 81%)9936(Top 1000%)
25.2M25.20 mi0.35 mi25443-9610593-5910593-5927965(Top 98%)12092(Top 99%)12092(Top 1216%)
Finish26.22 mi1.02 mi25472-2910619-2610619-2625785(Top 91%)11036(Top 90%)11036(Top 1110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

26003

Females

10792

F55-59

10792

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

26211

Females

10908

F55-59

10908

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

26003

Females

10792

F55-59

10792

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26586

Females

11148

F55-59

11148

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

25102

Females

10322

F55-59

10322

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25220

Females

10421

F55-59

10421

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25707

Females

10789

F55-59

10789

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23440

Females

9651

F55-59

9651

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22170

Females

9068

F55-59

9068

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23690

Females

9900

F55-59

9900

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

22419

Females

9302

F55-59

9302

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23512

Females

9886

F55-59

9886

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23477

Females

9936

F55-59

9936

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27965

Females

12092

F55-59

12092

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25785

Females

11036

F55-59

11036

Passing Analysis

Category:
Athletes Passed
1697
Passed By
642
Net Change
+1055
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26527
5K → 10K265103+162#26527#26365
10K → 15K20660+146#26365#26219
15K → 20K83214-131#26219#26350
20K → Half584+54#26350#26296
Half → 25K2049+195#26296#26101
25K → 30K16066+94#26101#26007
30K → 20M1713+168#26007#25839
20M → 21M1574+153#25839#25686
21M → 35K6810+58#25686#25628
35K → 23M1527+145#25628#25483
23M → 24M8210+72#25483#25411
24M → 40K717+64#25411#25347
40K → 25.2M096-96#25347#25443
25.2M → Finish2049-29#25443#25472
TOTALS1697642+1055
📊

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