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BOSTON MARATHON 2025

Katie Stannard

Bib: 27742•F

ME

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

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
9:59/mi
31:02
↑ 97↓ 3451.5%
10K· 6.21 mi
10:09/mi
1:02:33
↑ 79↓ 1380.4%
15K· 9.32 mi
10:51/mi
1:36:17
↑ 67↓ 78
20K· 12.43 mi
10:39/mi
2:09:21
↑ 106↓ 860.1%
Half· 13.11 mi
10:51/mi
2:16:45
↑ 19↓ 370.5%
25K· 15.53 mi
12:05/mi
2:46:03
↑ 66↓ 880.2%
30K· 18.64 mi
16:25/mi
3:37:04
↑ 181↓ 1480.2%
20M
18:08/mi
4:01:43
↑ 64↓ 500.2%
21M
17:31/mi
4:19:14
↑ 106↓ 241.6%
35K· 21.75 mi
17:29/mi
4:32:19
↑ 17↓ 861.7%
23M
21:16/mi
4:58:57
↑ 23↓ 630.6%
24M
15:29/mi
5:14:26
↓ 821.3%
40K· 24.85 mi
15:19/mi
5:27:32
↓ 200.3%
25.2M
14:04/mi
5:32:23
↑ 13↓ 160.2%
Finish· 26.22 mi
10:32/mi
5:43:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:45
Pace10:26 /mi
2nd Half
Distance13.11 mi
Time3:26:22
Pace15:45 /mi
📊Positive Split: 50.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5831:029:5931:02
9:59
-
10K
6.21 mi12:24:291:02:3310:0431:31
10:09
+0:10
15K
9.32 mi12:58:131:36:1710:2033:44
10:51
+0:42
20K
12.43 mi13:31:172:09:2110:2533:04
10:39
-0:12
Half
13.11 mi13:38:412:16:4510:267:24
10:51
+0:12
25K
15.53 mi14:07:592:46:0310:4129:18
12:05
+1:14
30K
18.64 mi14:59:003:37:0411:3951:01
16:25
+4:20
20M
20.00 mi15:23:394:01:4312:0524:39
18:08
+1:43
21M
21.00 mi15:41:104:19:1412:2117:31
17:31
-0:37
35K
21.75 mi15:54:154:32:1912:3113:05
17:29
-0:02
23M
23.00 mi16:20:534:58:5713:0026:38
21:16
+3:47
24M
24.00 mi16:36:225:14:2613:0615:29
15:29
-5:47
40K
24.85 mi16:49:285:27:3213:1113:06
15:19
-0:10
25.2M
25.20 mi16:54:195:32:2313:114:51
14:04
-1:15
Finish
26.22 mi17:05:035:43:0713:0610:44
10:32
-3:32

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

9:59 /mi

Average Pace

13:06 /mi

Slowest Pace

21:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:47

52% of race

Time at Steady Pace

33:26

10% of race

Time at Slower Pace

2:12:54

39% of race

Average Pace: 13:05 /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 mi11:52:5831:029:5931:02
9:59
#25538
10K
6.21 mi12:24:291:02:3310:0431:31
10:09
#25577
15K
9.32 mi12:58:131:36:1710:2033:44
10:51
#25964
20K
12.43 mi13:31:172:09:2110:2533:04
10:39
#25808
Half
13.11 mi13:38:412:16:4510:267:24
10:51
#25853
25K
15.53 mi14:07:592:46:0310:4129:18
12:05
#26020
30K
18.64 mi14:59:003:37:0411:3951:01
16:25
#26957
20M
20.00 mi15:23:394:01:4312:0524:39
18:08
#27270
21M
21.00 mi15:41:104:19:1412:2117:31
17:31
#27382
35K
21.75 mi15:54:154:32:1912:3113:05
17:29
#27501
23M
23.00 mi16:20:534:58:5713:0026:38
21:16
#27826
24M
24.00 mi16:36:225:14:2613:0615:29
15:29
#27879
40K
24.85 mi16:49:285:27:3213:1113:06
15:19
#27900
25.2M
25.20 mi16:54:195:32:2313:114:51
14:04
#27886
Finish
26.22 mi17:05:035:43:0713:0610:44
10:32
#27815
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25538104991049926492(Top 93%)11064(Top 90%)11064(Top 202%)
10K6.21 mi3.10 mi25577-3910544-4510544-4525606(Top 90%)10584(Top 87%)10584(Top 194%)
15K9.32 mi3.11 mi25964-38710757-21310757-21326492(Top 93%)11064(Top 90%)11064(Top 202%)
20K12.43 mi3.11 mi25808+15610680+7710680+7725438(Top 90%)10499(Top 86%)10499(Top 192%)
Half13.11 mi0.68 mi25853-4510707-2710707-2726315(Top 93%)11008(Top 90%)11008(Top 201%)
25K15.53 mi2.42 mi26020-16710810-10310810-10326522(Top 93%)11153(Top 91%)11153(Top 204%)
30K18.64 mi3.11 mi26957-93711369-55911369-55928312(Top 100%)12190(Top 100%)12190(Top 223%)
20M20.00 mi1.36 mi27270-31311565-19611565-19628351(Top 100%)12211(Top 100%)12211(Top 223%)
21M21.00 mi1.00 mi27382-11211640-7511640-7528231(Top 99%)12158(Top 99%)12158(Top 222%)
35K21.75 mi0.75 mi27501-11911716-7611716-7628331(Top 100%)12206(Top 100%)12206(Top 223%)
23M23.00 mi1.25 mi27826-32511908-19211908-19228381(Top 100%)12222(Top 100%)12222(Top 223%)
24M24.00 mi1.00 mi27879-5311946-3811946-3828148(Top 99%)12156(Top 99%)12156(Top 222%)
40K24.85 mi0.85 mi27900-2111961-1511961-1527899(Top 98%)12056(Top 99%)12056(Top 220%)
25.2M25.20 mi0.35 mi27886+1411954+711954+726339(Top 93%)11360(Top 93%)11360(Top 208%)
Finish26.22 mi1.02 mi27815+7111924+3011924+3024330(Top 86%)10330(Top 84%)10330(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

26492

Females

11064

F18-39

11064

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25606

Females

10584

F18-39

10584

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

26492

Females

11064

F18-39

11064

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25438

Females

10499

F18-39

10499

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

26315

Females

11008

F18-39

11008

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

26522

Females

11153

F18-39

11153

25K→30K

15.5 - 18.6 mi

Top 100%
×9story building
+181ft-148ft

Overall

28312

Females

12190

F18-39

12190

30K→20M

18.6 - 20.0 mi

Top 100%
×5story building
+64ft-50ft

Overall

28351

Females

12211

F18-39

12211

20M→21M

20.0 - 21.0 mi

Top 99%
×8story building
+106ft-24ft

Overall

28231

Females

12158

F18-39

12158

21M→35K

21.0 - 21.8 mi

Top 100%
×7story building
+17ft-86ft

Overall

28331

Females

12206

F18-39

12206

35K→23M

21.8 - 23.0 mi

Top 100%
×5story building
+23ft-63ft

Overall

28381

Females

12222

F18-39

12222

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

28148

Females

12156

F18-39

12156

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27899

Females

12056

F18-39

12056

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26339

Females

11360

F18-39

11360

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24330

Females

10330

F18-39

10330

Passing Analysis

Category:
Athletes Passed
580
Passed By
2857
Net Change
-2277
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25538
5K → 10K189228-39#25538#25577
10K → 15K32419-387#25577#25964
15K → 20K20347+156#25964#25808
20K → Half954-45#25808#25853
Half → 25K32199-167#25853#26020
25K → 30K6943-937#26020#26957
30K → 20M1314-313#26957#27270
20M → 21M7119-112#27270#27382
21M → 35K0119-119#27382#27501
35K → 23M1326-325#27501#27826
23M → 24M760-53#27826#27879
24M → 40K425-21#27879#27900
40K → 25.2M184+14#27900#27886
25.2M → Finish710+71#27886#27815
TOTALS5802857-2277
📊

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