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BOSTON MARATHON 2025

Sarah Burke

Bib: 27069•F

MA

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
33:52
Rank: #27432
Start → 5K
33:52 | 10:54/mi
10K· 6.21 mi
1:06:52
Rank: #26953 (+479)
5K → 10K
33:00 | 10:37/mi
15K· 9.32 mi
1:39:35
Rank: #26609 (+344)
10K → 15K
32:43 | 10:32/mi
20K· 12.43 mi
2:12:57
Rank: #26312 (+297)
15K → 20K
33:22 | 10:44/mi
Half· 13.11 mi
2:20:49
Rank: #26382 (-70)
20K → Half
7:52 | 11:32/mi
25K· 15.53 mi
2:48:14
Rank: #26238 (+144)
Half → 25K
27:25 | 11:18/mi
30K· 18.64 mi
3:23:26
Rank: #25928 (+310)
25K → 30K
35:12 | 11:20/mi
20M
3:40:18
Rank: #25931 (-3)
30K → 20M
16:52 | 12:25/mi
21M
3:53:24
Rank: #25911 (+20)
20M → 21M
13:06 | 13:06/mi
35K· 21.75 mi
4:01:01
Rank: #25818 (+93)
21M → 35K
7:37 | 10:11/mi
23M
4:14:32
Rank: #25702 (+116)
35K → 23M
13:31 | 10:48/mi
24M
4:25:23
Rank: #25630 (+72)
23M → 24M
10:51 | 10:51/mi
40K· 24.85 mi
4:34:35
Rank: #25529 (+101)
24M → 40K
9:12 | 10:46/mi
25.2M
4:38:21
Rank: #25469 (+60)
40K → 25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
4:48:23
Rank: #25374 (+95)
25.2M → Finish
10:02 | 9:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:49
Pace10:44 /mi
2nd Half
Distance13.11 mi
Time2:27:34
Pace11:15 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3733:5210:5433:52
10:54
-
10K
6.21 mi12:22:371:06:5210:4633:00
10:37
-0:17
15K
9.32 mi12:55:201:39:3510:4132:43
10:32
-0:05
20K
12.43 mi13:28:422:12:5710:4233:22
10:44
+0:12
Half
13.11 mi13:36:342:20:4910:447:52
11:32
+0:48
25K
15.53 mi14:03:592:48:1410:5027:25
11:18
-0:14
30K
18.64 mi14:39:113:23:2610:5535:12
11:20
+0:02
20M
20.00 mi14:56:033:40:1811:0116:52
12:25
+1:05
21M
21.00 mi15:09:093:53:2411:0713:06
13:06
+0:41
35K
21.75 mi15:16:464:01:0111:057:37
10:11
-2:55
23M
23.00 mi15:30:174:14:3211:0413:31
10:48
+0:37
24M
24.00 mi15:41:084:25:2311:0310:51
10:51
+0:03
40K
24.85 mi15:50:204:34:3511:039:12
10:46
-0:05
25.2M
25.20 mi15:54:064:38:2111:033:46
10:55
+0:09
Finish
26.22 mi16:04:084:48:2311:0010:02
9:51
-1:04

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

9:51 /mi

Average Pace

11:00 /mi

Slowest Pace

13:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:39

6% of race

Time at Steady Pace

2:50:17

59% of race

Time at Slower Pace

1:40:27

35% of race

Average Pace: 11:00 /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 mi11:49:3733:5210:5433:52
10:54
#27432
10K
6.21 mi12:22:371:06:5210:4633:00
10:37
#26953
15K
9.32 mi12:55:201:39:3510:4132:43
10:32
#26609
20K
12.43 mi13:28:422:12:5710:4233:22
10:44
#26312
Half
13.11 mi13:36:342:20:4910:447:52
11:32
#26382
25K
15.53 mi14:03:592:48:1410:5027:25
11:18
#26238
30K
18.64 mi14:39:113:23:2610:5535:12
11:20
#25928
20M
20.00 mi14:56:033:40:1811:0116:52
12:25
#25931
21M
21.00 mi15:09:093:53:2411:0713:06
13:06
#25911
35K
21.75 mi15:16:464:01:0111:057:37
10:11
#25818
23M
23.00 mi15:30:174:14:3211:0413:31
10:48
#25702
24M
24.00 mi15:41:084:25:2311:0310:51
10:51
#25630
40K
24.85 mi15:50:204:34:3511:039:12
10:46
#25529
25.2M
25.20 mi15:54:064:38:2111:033:46
10:55
#25469
Finish
26.22 mi16:04:084:48:2311:0010:02
9:51
#25374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27432115971159725994(Top 92%)10786(Top 88%)10786(Top 197%)
10K6.21 mi3.10 mi26953+47911317+28011317+28026471(Top 93%)11056(Top 90%)11056(Top 202%)
15K9.32 mi3.11 mi26609+34411117+20011117+20025994(Top 92%)10786(Top 88%)10786(Top 197%)
20K12.43 mi3.11 mi26312+29710953+16410953+16425599(Top 90%)10589(Top 87%)10589(Top 194%)
Half13.11 mi0.68 mi26382-7010997-4410997-4427074(Top 95%)11458(Top 94%)11458(Top 210%)
25K15.53 mi2.42 mi26238+14410913+8410913+8425624(Top 90%)10644(Top 87%)10644(Top 195%)
30K18.64 mi3.11 mi25928+31010787+12610787+12624593(Top 87%)10176(Top 83%)10176(Top 186%)
20M20.00 mi1.36 mi25931-310795-810795-825799(Top 91%)10903(Top 89%)10903(Top 199%)
21M21.00 mi1.00 mi25911+2010797-210797-225164(Top 89%)10646(Top 87%)10646(Top 195%)
35K21.75 mi0.75 mi25818+9310760+3710760+3722349(Top 79%)9220(Top 75%)9220(Top 169%)
23M23.00 mi1.25 mi25702+11610714+4610714+4622726(Top 80%)9462(Top 77%)9462(Top 173%)
24M24.00 mi1.00 mi25630+7210689+2510689+2523657(Top 83%)9961(Top 81%)9961(Top 182%)
40K24.85 mi0.85 mi25529+10110645+4410645+4422571(Top 79%)9494(Top 78%)9494(Top 174%)
25.2M25.20 mi0.35 mi25469+6010609+3610609+3620323(Top 72%)8343(Top 68%)8343(Top 153%)
Finish26.22 mi1.02 mi25374+9510561+4810561+4822414(Top 79%)9389(Top 77%)9389(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

25994

Females

10786

F18-39

10786

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26471

Females

11056

F18-39

11056

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

25994

Females

10786

F18-39

10786

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

25599

Females

10589

F18-39

10589

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

27074

Females

11458

F18-39

11458

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25624

Females

10644

F18-39

10644

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24593

Females

10176

F18-39

10176

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

25799

Females

10903

F18-39

10903

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

25164

Females

10646

F18-39

10646

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22349

Females

9220

F18-39

9220

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22726

Females

9462

F18-39

9462

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23657

Females

9961

F18-39

9961

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22571

Females

9494

F18-39

9494

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20323

Females

8343

F18-39

8343

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22414

Females

9389

F18-39

9389

Passing Analysis

Category:
Athletes Passed
2300
Passed By
242
Net Change
+2058
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27432
5K → 10K49415+479#27432#26953
10K → 15K3495+344#26953#26609
15K → 20K30710+297#26609#26312
20K → Half272-70#26312#26382
Half → 25K17430+144#26382#26238
25K → 30K3188+310#26238#25928
30K → 20M4851-3#25928#25931
20M → 21M5232+20#25931#25911
21M → 35K930+93#25911#25818
35K → 23M1193+116#25818#25702
23M → 24M797+72#25702#25630
24M → 40K1043+101#25630#25529
40K → 25.2M611+60#25529#25469
25.2M → Finish1005+95#25469#25374
TOTALS2300242+2058
📊

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