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BOSTON MARATHON 2025

Britta Staebe

Bib: 28814•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:23
Rank: #25032
Start → 5K
30:23 | 9:47/mi
10K· 6.21 mi
1:01:38
Rank: #25232 (-200)
5K → 10K
31:15 | 10:04/mi
15K· 9.32 mi
1:33:06
Rank: #25256 (-24)
10K → 15K
31:28 | 10:08/mi
20K· 12.43 mi
2:05:49
Rank: #25280 (-24)
15K → 20K
32:43 | 10:32/mi
Half· 13.11 mi
2:12:39
Rank: #25258 (+22)
20K → Half
6:50 | 10:01/mi
25K· 15.53 mi
2:37:57
Rank: #25060 (+198)
Half → 25K
25:18 | 10:26/mi
30K· 18.64 mi
3:11:08
Rank: #24773 (+287)
25K → 30K
33:11 | 10:41/mi
20M
3:25:43
Rank: #24654 (+119)
30K → 20M
14:35 | 10:44/mi
21M
3:37:35
Rank: #24590 (+64)
20M → 21M
11:52 | 11:52/mi
35K· 21.75 mi
3:45:20
Rank: #24546 (+44)
21M → 35K
7:45 | 10:22/mi
23M
3:59:06
Rank: #24476 (+70)
35K → 23M
13:46 | 11:00/mi
24M
4:09:44
Rank: #24427 (+49)
23M → 24M
10:38 | 10:38/mi
40K· 24.85 mi
4:19:12
Rank: #24389 (+38)
24M → 40K
9:28 | 11:04/mi
25.2M
4:23:22
Rank: #24374 (+15)
40K → 25.2M
4:10 | 12:05/mi
Finish· 26.22 mi
4:33:41
Rank: #24342 (+32)
25.2M → Finish
10:19 | 10:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:39
Pace10:07 /mi
2nd Half
Distance13.11 mi
Time2:21:02
Pace10:46 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1730:239:4730:23
9:47
-
10K
6.21 mi12:21:321:01:389:5531:15
10:04
+0:17
15K
9.32 mi12:53:001:33:069:5931:28
10:08
+0:04
20K
12.43 mi13:25:432:05:4910:0732:43
10:32
+0:24
Half
13.11 mi13:32:332:12:3910:076:50
10:01
-0:31
25K
15.53 mi13:57:512:37:5710:1025:18
10:26
+0:25
30K
18.64 mi14:31:023:11:0810:1533:11
10:41
+0:15
20M
20.00 mi14:45:373:25:4310:1714:35
10:44
+0:03
21M
21.00 mi14:57:293:37:3510:2211:52
11:52
+1:08
35K
21.75 mi15:05:143:45:2010:227:45
10:22
-1:30
23M
23.00 mi15:19:003:59:0610:2413:46
11:00
+0:38
24M
24.00 mi15:29:384:09:4410:2410:38
10:38
-0:22
40K
24.85 mi15:39:064:19:1210:269:28
11:04
+0:26
25.2M
25.20 mi15:43:164:23:2210:274:10
12:05
+1:01
Finish
26.22 mi15:53:354:33:4110:2710:19
10:07
-1:58

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

9:47 /mi

Average Pace

10:27 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:15

40% of race

Time at Steady Pace

2:04:10

45% of race

Time at Slower Pace

39:16

14% of race

Average Pace: 10:26 /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 mi11:50:1730:239:4730:23
9:47
#25032
10K
6.21 mi12:21:321:01:389:5531:15
10:04
#25232
15K
9.32 mi12:53:001:33:069:5931:28
10:08
#25256
20K
12.43 mi13:25:432:05:4910:0732:43
10:32
#25280
Half
13.11 mi13:32:332:12:3910:076:50
10:01
#25258
25K
15.53 mi13:57:512:37:5710:1025:18
10:26
#25060
30K
18.64 mi14:31:023:11:0810:1533:11
10:41
#24773
20M
20.00 mi14:45:373:25:4310:1714:35
10:44
#24654
21M
21.00 mi14:57:293:37:3510:2211:52
11:52
#24590
35K
21.75 mi15:05:143:45:2010:227:45
10:22
#24546
23M
23.00 mi15:19:003:59:0610:2413:46
11:00
#24476
24M
24.00 mi15:29:384:09:4410:2410:38
10:38
#24427
40K
24.85 mi15:39:064:19:1210:269:28
11:04
#24389
25.2M
25.20 mi15:43:164:23:2210:274:10
12:05
#24374
Finish
26.22 mi15:53:354:33:4110:2710:19
10:07
#24342
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi25032102291022925263(Top 89%)10381(Top 85%)10381(Top 797%)
10K6.21 mi3.10 mi25232-20010357-12810357-12825433(Top 90%)10485(Top 86%)10485(Top 805%)
15K9.32 mi3.11 mi25256-2410366-910366-925263(Top 89%)10381(Top 85%)10381(Top 797%)
20K12.43 mi3.11 mi25280-2410394-2810394-2825231(Top 89%)10395(Top 85%)10395(Top 798%)
Half13.11 mi0.68 mi25258+2210381+1310381+1324847(Top 87%)10196(Top 83%)10196(Top 783%)
25K15.53 mi2.42 mi25060+19810284+9710284+9724245(Top 85%)9880(Top 81%)9880(Top 758%)
30K18.64 mi3.11 mi24773+28710157+12710157+12723345(Top 82%)9524(Top 78%)9524(Top 731%)
20M20.00 mi1.36 mi24654+11910101+5610101+5623011(Top 81%)9430(Top 77%)9430(Top 724%)
21M21.00 mi1.00 mi24590+6410086+1510086+1523334(Top 82%)9676(Top 79%)9676(Top 743%)
35K21.75 mi0.75 mi24546+4410068+1810068+1822824(Top 80%)9459(Top 77%)9459(Top 726%)
23M23.00 mi1.25 mi24476+7010049+1910049+1923200(Top 82%)9717(Top 79%)9717(Top 746%)
24M24.00 mi1.00 mi24427+4910031+1810031+1823141(Top 81%)9711(Top 79%)9711(Top 745%)
40K24.85 mi0.85 mi24389+3810012+1910012+1923295(Top 82%)9852(Top 81%)9852(Top 756%)
25.2M25.20 mi0.35 mi24374+1510014-210014-223362(Top 82%)9858(Top 81%)9858(Top 757%)
Finish26.22 mi1.02 mi24342+3210018-410018-423273(Top 82%)9814(Top 80%)9814(Top 753%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25263

Females

10381

F50-54

10381

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25433

Females

10485

F50-54

10485

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25263

Females

10381

F50-54

10381

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25231

Females

10395

F50-54

10395

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24847

Females

10196

F50-54

10196

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24245

Females

9880

F50-54

9880

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23345

Females

9524

F50-54

9524

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23011

Females

9430

F50-54

9430

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

23334

Females

9676

F50-54

9676

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

22824

Females

9459

F50-54

9459

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23200

Females

9717

F50-54

9717

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23141

Females

9711

F50-54

9711

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23295

Females

9852

F50-54

9852

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23362

Females

9858

F50-54

9858

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

23273

Females

9814

F50-54

9814

Passing Analysis

Category:
Athletes Passed
1487
Passed By
797
Net Change
+690
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25032
5K → 10K113313-200#25032#25232
10K → 15K137161-24#25232#25256
15K → 20K122146-24#25256#25280
20K → Half275+22#25280#25258
Half → 25K21113+198#25258#25060
25K → 30K30720+287#25060#24773
30K → 20M13011+119#24773#24654
20M → 21M8521+64#24654#24590
21M → 35K5814+44#24590#24546
35K → 23M9222+70#24546#24476
23M → 24M7122+49#24476#24427
24M → 40K5214+38#24427#24389
40K → 25.2M2510+15#24389#24374
25.2M → Finish5725+32#24374#24342
TOTALS1487797+690
📊

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