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BOSTON MARATHON 2025

Mary Biggins

Bib: 31808•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

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
10:43/mi
33:17
↑ 97↓ 3451.5%
10K· 6.21 mi
10:12/mi
1:04:59
↑ 79↓ 1380.4%
15K· 9.32 mi
10:24/mi
1:37:19
↑ 67↓ 78
20K· 12.43 mi
10:55/mi
2:11:14
↑ 106↓ 860.1%
Half· 13.11 mi
10:32/mi
2:18:25
↑ 19↓ 370.5%
25K· 15.53 mi
13:30/mi
2:51:08
↑ 66↓ 880.2%
30K· 18.64 mi
12:27/mi
3:29:50
↑ 181↓ 1480.2%
20M
12:36/mi
3:46:58
↑ 64↓ 500.2%
21M
14:50/mi
4:01:48
↑ 106↓ 241.6%
35K· 21.75 mi
10:55/mi
4:09:58
↑ 17↓ 861.7%
23M
11:02/mi
4:23:47
↑ 23↓ 630.6%
24M
10:46/mi
4:34:33
↓ 821.3%
40K· 24.85 mi
10:34/mi
4:43:35
↓ 200.3%
25.2M
12:19/mi
4:47:50
↑ 13↓ 160.2%
Finish· 26.22 mi
10:24/mi
4:58:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:25
Pace10:34 /mi
2nd Half
Distance13.11 mi
Time2:40:01
Pace12:12 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:1633:1710:4333:17
10:43
-
10K
6.21 mi12:25:581:04:5910:2731:42
10:12
-0:31
15K
9.32 mi12:58:181:37:1910:2632:20
10:24
+0:12
20K
12.43 mi13:32:132:11:1410:3433:55
10:55
+0:31
Half
13.11 mi13:39:242:18:2510:347:11
10:32
-0:23
25K
15.53 mi14:12:072:51:0811:0132:43
13:30
+2:58
30K
18.64 mi14:50:493:29:5011:1538:42
12:27
-1:03
20M
20.00 mi15:07:573:46:5811:2117:08
12:36
+0:09
21M
21.00 mi15:22:474:01:4811:3114:50
14:50
+2:14
35K
21.75 mi15:30:574:09:5811:308:10
10:55
-3:55
23M
23.00 mi15:44:464:23:4711:2813:49
11:02
+0:07
24M
24.00 mi15:55:324:34:3311:2610:46
10:46
-0:16
40K
24.85 mi16:04:344:43:3511:259:02
10:34
-0:12
25.2M
25.20 mi16:08:494:47:5011:254:15
12:19
+1:45
Finish
26.22 mi16:19:254:58:2611:2310:36
10:24
-1:55

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

10:12 /mi

Average Pace

11:23 /mi

Slowest Pace

14:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:42

11% of race

Time at Steady Pace

2:39:06

53% of race

Time at Slower Pace

1:47:38

36% of race

Average Pace: 11:23 /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 mi11:54:1633:1710:4333:17
10:43
#27133
10K
6.21 mi12:25:581:04:5910:2731:42
10:12
#26408
15K
9.32 mi12:58:181:37:1910:2632:20
10:24
#26173
20K
12.43 mi13:32:132:11:1410:3433:55
10:55
#26084
Half
13.11 mi13:39:242:18:2510:347:11
10:32
#26067
25K
15.53 mi14:12:072:51:0811:0132:43
13:30
#26519
30K
18.64 mi14:50:493:29:5011:1538:42
12:27
#26471
20M
20.00 mi15:07:573:46:5811:2117:08
12:36
#26450
21M
21.00 mi15:22:474:01:4811:3114:50
14:50
#26498
35K
21.75 mi15:30:574:09:5811:308:10
10:55
#26424
23M
23.00 mi15:44:464:23:4711:2813:49
11:02
#26290
24M
24.00 mi15:55:324:34:3311:2610:46
10:46
#26204
40K
24.85 mi16:04:344:43:3511:259:02
10:34
#26104
25.2M
25.20 mi16:08:494:47:5011:254:15
12:19
#26088
Finish
26.22 mi16:19:254:58:2611:2310:36
10:24
#26051
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi27133114061140625774(Top 91%)10662(Top 87%)10662(Top 818%)
10K6.21 mi3.10 mi26408+72511001+40511001+40525747(Top 91%)10657(Top 87%)10657(Top 818%)
15K9.32 mi3.11 mi26173+23510876+12510876+12525774(Top 91%)10662(Top 87%)10662(Top 818%)
20K12.43 mi3.11 mi26084+8910834+4210834+4225873(Top 91%)10739(Top 88%)10739(Top 824%)
Half13.11 mi0.68 mi26067+1710826+810826+825819(Top 91%)10732(Top 88%)10732(Top 824%)
25K15.53 mi2.42 mi26519-45211092-26611092-26627611(Top 97%)11781(Top 96%)11781(Top 904%)
30K18.64 mi3.11 mi26471+4811085+711085+726122(Top 92%)11009(Top 90%)11009(Top 845%)
20M20.00 mi1.36 mi26450+2111091-611091-626014(Top 92%)11022(Top 90%)11022(Top 846%)
21M21.00 mi1.00 mi26498-4811123-3211123-3227007(Top 95%)11571(Top 95%)11571(Top 888%)
35K21.75 mi0.75 mi26424+7411095+2811095+2824017(Top 85%)10074(Top 82%)10074(Top 773%)
23M23.00 mi1.25 mi26290+13411032+6311032+6323291(Top 82%)9765(Top 80%)9765(Top 749%)
24M24.00 mi1.00 mi26204+8610995+3710995+3723469(Top 83%)9873(Top 81%)9873(Top 758%)
40K24.85 mi0.85 mi26104+10010941+5410941+5422073(Top 78%)9245(Top 76%)9245(Top 710%)
25.2M25.20 mi0.35 mi26088+1610933+810933+823808(Top 84%)10082(Top 82%)10082(Top 774%)
Finish26.22 mi1.02 mi26051+3710918+1510918+1524023(Top 85%)10188(Top 83%)10188(Top 782%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25774

Females

10662

F50-54

10662

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

25747

Females

10657

F50-54

10657

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25774

Females

10662

F50-54

10662

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25873

Females

10739

F50-54

10739

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25819

Females

10732

F50-54

10732

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

27611

Females

11781

F50-54

11781

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26122

Females

11009

F50-54

11009

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26014

Females

11022

F50-54

11022

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

27007

Females

11571

F50-54

11571

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24017

Females

10074

F50-54

10074

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23291

Females

9765

F50-54

9765

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23469

Females

9873

F50-54

9873

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22073

Females

9245

F50-54

9245

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23808

Females

10082

F50-54

10082

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24023

Females

10188

F50-54

10188

Passing Analysis

Category:
Athletes Passed
1845
Passed By
763
Net Change
+1082
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27133
5K → 10K7316+725#27133#26408
10K → 15K25924+235#26408#26173
15K → 20K15566+89#26173#26084
20K → Half3619+17#26084#26067
Half → 25K6458-452#26067#26519
25K → 30K12375+48#26519#26471
30K → 20M5534+21#26471#26450
20M → 21M1765-48#26450#26498
21M → 35K751+74#26498#26424
35K → 23M1362+134#26424#26290
23M → 24M893+86#26290#26204
24M → 40K1011+100#26204#26104
40K → 25.2M171+16#26104#26088
25.2M → Finish458+37#26088#26051
TOTALS1845763+1082
📊

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