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BOSTON MARATHON 2025

Amy Bahnsen

Bib: 26276•F

IA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
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
9:18/mi
28:53
↑ 97↓ 3451.5%
10K· 6.21 mi
9:32/mi
58:30
↑ 79↓ 1380.4%
15K· 9.32 mi
11:25/mi
1:33:58
↑ 67↓ 78
20K· 12.43 mi
11:27/mi
2:09:31
↑ 106↓ 860.1%
Half· 13.11 mi
11:04/mi
2:17:04
↑ 19↓ 370.5%
25K· 15.53 mi
11:32/mi
2:45:02
↑ 66↓ 880.2%
30K· 18.64 mi
11:45/mi
3:21:31
↑ 181↓ 1480.2%
20M
12:06/mi
3:37:58
↑ 64↓ 500.2%
21M
12:32/mi
3:50:30
↑ 106↓ 241.6%
35K· 21.75 mi
12:27/mi
3:59:49
↑ 17↓ 861.7%
23M
12:08/mi
4:15:00
↑ 23↓ 630.6%
24M
11:16/mi
4:26:16
↓ 821.3%
40K· 24.85 mi
12:24/mi
4:36:52
↓ 200.3%
25.2M
12:25/mi
4:41:09
↑ 13↓ 160.2%
Finish· 26.22 mi
10:13/mi
4:51:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:04
Pace10:27 /mi
2nd Half
Distance13.11 mi
Time2:34:30
Pace11:47 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:0228:539:1828:53
9:18
-
10K
6.21 mi12:13:3958:309:2529:37
9:32
+0:14
15K
9.32 mi12:49:071:33:5810:0535:28
11:25
+1:53
20K
12.43 mi13:24:402:09:3110:2535:33
11:27
+0:02
Half
13.11 mi13:32:132:17:0410:277:33
11:04
-0:23
25K
15.53 mi14:00:112:45:0210:3727:58
11:32
+0:28
30K
18.64 mi14:36:403:21:3110:4936:29
11:45
+0:13
20M
20.00 mi14:53:073:37:5810:5416:27
12:06
+0:21
21M
21.00 mi15:05:393:50:3010:5912:32
12:32
+0:26
35K
21.75 mi15:14:583:59:4911:029:19
12:27
-0:05
23M
23.00 mi15:30:094:15:0011:0515:11
12:08
-0:19
24M
24.00 mi15:41:254:26:1611:0611:16
11:16
-0:52
40K
24.85 mi15:52:014:36:5211:0810:36
12:24
+1:08
25.2M
25.20 mi15:56:184:41:0911:094:17
12:25
+0:01
Finish
26.22 mi16:06:434:51:3411:0810:25
10:13
-2:12

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

9:18 /mi

Average Pace

11:08 /mi

Slowest Pace

12:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:55

24% of race

Time at Steady Pace

2:34:17

53% of race

Time at Slower Pace

1:08:22

23% of race

Average Pace: 11:07 /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 mi11:44:0228:539:1828:53
9:18
#23541
10K
6.21 mi12:13:3958:309:2529:37
9:32
#23933
15K
9.32 mi12:49:071:33:5810:0535:28
11:25
#25490
20K
12.43 mi13:24:402:09:3110:2535:33
11:27
#25841
Half
13.11 mi13:32:132:17:0410:277:33
11:04
#25893
25K
15.53 mi14:00:112:45:0210:3727:58
11:32
#25912
30K
18.64 mi14:36:403:21:3110:4936:29
11:45
#25771
20M
20.00 mi14:53:073:37:5810:5416:27
12:06
#25741
21M
21.00 mi15:05:393:50:3010:5912:32
12:32
#25680
35K
21.75 mi15:14:583:59:4911:029:19
12:27
#25730
23M
23.00 mi15:30:094:15:0011:0515:11
12:08
#25727
24M
24.00 mi15:41:254:26:1611:0611:16
11:16
#25690
40K
24.85 mi15:52:014:36:5211:0810:36
12:24
#25699
25.2M
25.20 mi15:56:184:41:0911:094:17
12:25
#25680
Finish
26.22 mi16:06:434:51:3411:0810:25
10:13
#25623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi235419456945627153(Top 96%)11465(Top 94%)11465(Top 667%)
10K6.21 mi3.10 mi23933-3929651-1959651-19524187(Top 85%)9797(Top 80%)9797(Top 570%)
15K9.32 mi3.11 mi25490-155710490-83910490-83927153(Top 96%)11465(Top 94%)11465(Top 667%)
20K12.43 mi3.11 mi25841-35110701-21110701-21126557(Top 93%)11129(Top 91%)11129(Top 648%)
Half13.11 mi0.68 mi25893-5210730-2910730-2926567(Top 94%)11158(Top 91%)11158(Top 649%)
25K15.53 mi2.42 mi25912-1910747-1710747-1725901(Top 91%)10807(Top 88%)10807(Top 629%)
30K18.64 mi3.11 mi25771+14110704+4310704+4325205(Top 89%)10514(Top 86%)10514(Top 612%)
20M20.00 mi1.36 mi25741+3010700+410700+425402(Top 89%)10703(Top 88%)10703(Top 623%)
21M21.00 mi1.00 mi25680+6110680+2010680+2024430(Top 86%)10254(Top 84%)10254(Top 597%)
35K21.75 mi0.75 mi25730-5010712-3210712-3226397(Top 93%)11281(Top 92%)11281(Top 657%)
23M23.00 mi1.25 mi25727+310729-1710729-1725291(Top 89%)10756(Top 88%)10756(Top 626%)
24M24.00 mi1.00 mi25690+3710721+810721+824488(Top 86%)10375(Top 85%)10375(Top 604%)
40K24.85 mi0.85 mi25699-910736-1510736-1525504(Top 90%)10913(Top 89%)10913(Top 635%)
25.2M25.20 mi0.35 mi25680+1910728+810728+824001(Top 84%)10177(Top 83%)10177(Top 592%)
Finish26.22 mi1.02 mi25623+5710706+2210706+2223563(Top 83%)9962(Top 81%)9962(Top 580%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

27153

Females

11465

F40-44

11465

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

24187

Females

9797

F40-44

9797

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

27153

Females

11465

F40-44

11465

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

26557

Females

11129

F40-44

11129

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26567

Females

11158

F40-44

11158

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

25901

Females

10807

F40-44

10807

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25205

Females

10514

F40-44

10514

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25402

Females

10703

F40-44

10703

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24430

Females

10254

F40-44

10254

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

26397

Females

11281

F40-44

11281

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

25291

Females

10756

F40-44

10756

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

24488

Females

10375

F40-44

10375

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25504

Females

10913

F40-44

10913

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

24001

Females

10177

F40-44

10177

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23563

Females

9962

F40-44

9962

Passing Analysis

Category:
Athletes Passed
806
Passed By
2888
Net Change
-2082
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23541
5K → 10K112504-392#23541#23933
10K → 15K31560-1557#23933#25490
15K → 20K49400-351#25490#25841
20K → Half860-52#25841#25893
Half → 25K87106-19#25893#25912
25K → 30K18140+141#25912#25771
30K → 20M6535+30#25771#25741
20M → 21M8221+61#25741#25680
21M → 35K1767-50#25680#25730
35K → 23M4441+3#25730#25727
23M → 24M4811+37#25727#25690
24M → 40K2433-9#25690#25699
40K → 25.2M223+19#25699#25680
25.2M → Finish647+57#25680#25623
TOTALS8062888-2082
📊

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