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BOSTON MARATHON 2025

Sarah Kamya

Bib: 28463•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:56
Rank: #25484
Start → 5K
30:56 | 9:57/mi
10K· 6.21 mi
1:02:00
Rank: #25387 (+97)
5K → 10K
31:04 | 10:00/mi
15K· 9.32 mi
1:33:07
Rank: #25263 (+124)
10K → 15K
31:07 | 10:01/mi
20K· 12.43 mi
2:04:25
Rank: #25045 (+218)
15K → 20K
31:18 | 10:04/mi
Half· 13.11 mi
2:11:25
Rank: #25057 (-12)
20K → Half
7:00 | 10:16/mi
25K· 15.53 mi
2:36:13
Rank: #24835 (+222)
Half → 25K
24:48 | 10:14/mi
30K· 18.64 mi
3:09:09
Rank: #24551 (+284)
25K → 30K
32:56 | 10:36/mi
20M
3:23:33
Rank: #24438 (+113)
30K → 20M
14:24 | 10:36/mi
21M
3:34:46
Rank: #24296 (+142)
20M → 21M
11:13 | 11:13/mi
35K· 21.75 mi
3:42:23
Rank: #24234 (+62)
21M → 35K
7:37 | 10:11/mi
23M
3:55:30
Rank: #24096 (+138)
35K → 23M
13:07 | 10:29/mi
24M
4:05:55
Rank: #24032 (+64)
23M → 24M
10:25 | 10:25/mi
40K· 24.85 mi
4:14:53
Rank: #23966 (+66)
24M → 40K
8:58 | 10:29/mi
25.2M
4:18:50
Rank: #23941 (+25)
40K → 25.2M
3:57 | 11:27/mi
Finish· 26.22 mi
4:28:45
Rank: #23889 (+52)
25.2M → Finish
9:55 | 9:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:25
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:17:20
Pace10:29 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3130:569:5730:56
9:57
-
10K
6.21 mi12:18:351:02:009:5931:04
10:00
+0:03
15K
9.32 mi12:49:421:33:079:5931:07
10:01
+0:01
20K
12.43 mi13:21:002:04:2510:0131:18
10:04
+0:03
Half
13.11 mi13:28:002:11:2510:017:00
10:16
+0:12
25K
15.53 mi13:52:482:36:1310:0324:48
10:14
-0:02
30K
18.64 mi14:25:443:09:0910:0932:56
10:36
+0:22
20M
20.00 mi14:40:083:23:3310:1114:24
10:36
0:00
21M
21.00 mi14:51:213:34:4610:1411:13
11:13
+0:37
35K
21.75 mi14:58:583:42:2310:147:37
10:11
-1:02
23M
23.00 mi15:12:053:55:3010:1413:07
10:29
+0:18
24M
24.00 mi15:22:304:05:5510:1510:25
10:25
-0:04
40K
24.85 mi15:31:284:14:5310:158:58
10:29
+0:04
25.2M
25.20 mi15:35:254:18:5010:163:57
11:27
+0:58
Finish
26.22 mi15:45:204:28:4510:159:55
9:44
-1:43

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

9:44 /mi

Average Pace

10:15 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:13:35

94% of race

Time at Steady Pace

15:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:15 /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 mi11:47:3130:569:5730:56
9:57
#25484
10K
6.21 mi12:18:351:02:009:5931:04
10:00
#25387
15K
9.32 mi12:49:421:33:079:5931:07
10:01
#25263
20K
12.43 mi13:21:002:04:2510:0131:18
10:04
#25045
Half
13.11 mi13:28:002:11:2510:017:00
10:16
#25057
25K
15.53 mi13:52:482:36:1310:0324:48
10:14
#24835
30K
18.64 mi14:25:443:09:0910:0932:56
10:36
#24551
20M
20.00 mi14:40:083:23:3310:1114:24
10:36
#24438
21M
21.00 mi14:51:213:34:4610:1411:13
11:13
#24296
35K
21.75 mi14:58:583:42:2310:147:37
10:11
#24234
23M
23.00 mi15:12:053:55:3010:1413:07
10:29
#24096
24M
24.00 mi15:22:304:05:5510:1510:25
10:25
#24032
40K
24.85 mi15:31:284:14:5310:158:58
10:29
#23966
25.2M
25.20 mi15:35:254:18:5010:163:57
11:27
#23941
Finish
26.22 mi15:45:204:28:4510:159:55
9:44
#23889
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25484104711047125022(Top 88%)10224(Top 84%)10224(Top 187%)
10K6.21 mi3.10 mi25387+9710442+2910442+2925326(Top 89%)10417(Top 85%)10417(Top 190%)
15K9.32 mi3.11 mi25263+12410370+7210370+7225022(Top 88%)10224(Top 84%)10224(Top 187%)
20K12.43 mi3.11 mi25045+21810255+11510255+11524400(Top 86%)9932(Top 81%)9932(Top 182%)
Half13.11 mi0.68 mi25057-1210269-1410269-1425387(Top 89%)10479(Top 86%)10479(Top 192%)
25K15.53 mi2.42 mi24835+22210166+10310166+10323786(Top 84%)9630(Top 79%)9630(Top 176%)
30K18.64 mi3.11 mi24551+28410032+13410032+13423170(Top 82%)9423(Top 77%)9423(Top 172%)
20M20.00 mi1.36 mi24438+1139980+529980+5222703(Top 80%)9254(Top 76%)9254(Top 169%)
21M21.00 mi1.00 mi24296+1429931+499931+4921972(Top 77%)8958(Top 73%)8958(Top 164%)
35K21.75 mi0.75 mi24234+629907+249907+2422408(Top 79%)9245(Top 76%)9245(Top 169%)
23M23.00 mi1.25 mi24096+1389845+629845+6221977(Top 77%)9061(Top 74%)9061(Top 166%)
24M24.00 mi1.00 mi24032+649827+189827+1822598(Top 80%)9436(Top 77%)9436(Top 173%)
40K24.85 mi0.85 mi23966+669805+229805+2221912(Top 77%)9157(Top 75%)9157(Top 167%)
25.2M25.20 mi0.35 mi23941+259798+79798+721979(Top 77%)9151(Top 75%)9151(Top 167%)
Finish26.22 mi1.02 mi23889+529779+199779+1922045(Top 78%)9182(Top 75%)9182(Top 168%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

25022

Females

10224

F18-39

10224

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

25326

Females

10417

F18-39

10417

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

25022

Females

10224

F18-39

10224

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24400

Females

9932

F18-39

9932

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

25387

Females

10479

F18-39

10479

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23786

Females

9630

F18-39

9630

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23170

Females

9423

F18-39

9423

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22703

Females

9254

F18-39

9254

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

21972

Females

8958

F18-39

8958

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22408

Females

9245

F18-39

9245

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

21977

Females

9061

F18-39

9061

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22598

Females

9436

F18-39

9436

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21912

Females

9157

F18-39

9157

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21979

Females

9151

F18-39

9151

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

22045

Females

9182

F18-39

9182

Passing Analysis

Category:
Athletes Passed
2013
Passed By
418
Net Change
+1595
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25484
5K → 10K237140+97#25484#25387
10K → 15K20480+124#25387#25263
15K → 20K25840+218#25263#25045
20K → Half1931-12#25045#25057
Half → 25K23614+222#25057#24835
25K → 30K30723+284#24835#24551
30K → 20M1229+113#24551#24438
20M → 21M15311+142#24438#24296
21M → 35K719+62#24296#24234
35K → 23M1468+138#24234#24096
23M → 24M7713+64#24096#24032
24M → 40K8418+66#24032#23966
40K → 25.2M272+25#23966#23941
25.2M → Finish7220+52#23941#23889
TOTALS2013418+1595
📊

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