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BOSTON MARATHON 2025

Shannon Beale

Bib: 20426•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 31%
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
7:48/mi
24:13
↑ 97↓ 3451.5%
10K· 6.21 mi
7:51/mi
48:37
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:49
↑ 67↓ 78
20K· 12.43 mi
7:44/mi
1:36:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:42:08
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
2:00:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:25:54
↑ 181↓ 1480.2%
20M
8:08/mi
2:36:57
↑ 64↓ 500.2%
21M
8:46/mi
2:45:43
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
2:51:41
↑ 17↓ 861.7%
23M
8:12/mi
3:01:57
↑ 23↓ 630.6%
24M
8:00/mi
3:09:57
↓ 821.3%
40K· 24.85 mi
8:14/mi
3:16:59
↓ 200.3%
25.2M
9:25/mi
3:20:14
↑ 13↓ 160.2%
Finish· 26.22 mi
8:12/mi
3:28:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:08
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:46:27
Pace8:07 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1724:137:4824:13
7:48
-
10K
6.21 mi11:41:4148:377:4924:24
7:51
+0:03
15K
9.32 mi12:05:531:12:497:4924:12
7:47
-0:04
20K
12.43 mi12:29:551:36:517:4824:02
7:44
-0:03
Half
13.11 mi12:35:121:42:087:475:17
7:45
+0:01
25K
15.53 mi12:54:012:00:577:4718:49
7:46
+0:01
30K
18.64 mi13:18:582:25:547:5024:57
8:02
+0:16
20M
20.00 mi13:30:012:36:577:5111:03
8:08
+0:06
21M
21.00 mi13:38:472:45:437:538:46
8:46
+0:38
35K
21.75 mi13:44:452:51:417:545:58
7:59
-0:47
23M
23.00 mi13:55:013:01:577:5510:16
8:12
+0:13
24M
24.00 mi14:03:013:09:577:558:00
8:00
-0:12
40K
24.85 mi14:10:033:16:597:567:02
8:14
+0:14
25.2M
25.20 mi14:13:183:20:147:573:15
9:25
+1:11
Finish
26.22 mi14:21:393:28:357:588:21
8:12
-1:13

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

7:44 /mi

Average Pace

7:58 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:08

23% of race

Time at Steady Pace

2:21:24

68% of race

Time at Slower Pace

19:03

9% of race

Average Pace: 7:57 /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 mi11:17:1724:137:4824:13
7:48
#14773
10K
6.21 mi11:41:4148:377:4924:24
7:51
#14993
15K
9.32 mi12:05:531:12:497:4924:12
7:47
#14742
20K
12.43 mi12:29:551:36:517:4824:02
7:44
#14195
Half
13.11 mi12:35:121:42:087:475:17
7:45
#14168
25K
15.53 mi12:54:012:00:577:4718:49
7:46
#13777
30K
18.64 mi13:18:582:25:547:5024:57
8:02
#13315
20M
20.00 mi13:30:012:36:577:5111:03
8:08
#13107
21M
21.00 mi13:38:472:45:437:538:46
8:46
#13014
35K
21.75 mi13:44:452:51:417:545:58
7:59
#12976
23M
23.00 mi13:55:013:01:577:5510:16
8:12
#12837
24M
24.00 mi14:03:013:09:577:558:00
8:00
#12755
40K
24.85 mi14:10:033:16:597:567:02
8:14
#12696
25.2M
25.20 mi14:13:183:20:147:573:15
9:25
#12725
Finish
26.22 mi14:21:393:28:357:588:21
8:12
#12783
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi147734394439414288(Top 50%)4191(Top 34%)4191(Top 244%)
10K6.21 mi3.10 mi14993-2204544-1504544-15015294(Top 54%)4714(Top 39%)4714(Top 274%)
15K9.32 mi3.11 mi14742+2514397+1474397+14714288(Top 50%)4191(Top 34%)4191(Top 244%)
20K12.43 mi3.11 mi14195+5474120+2774120+27712733(Top 45%)3407(Top 28%)3407(Top 198%)
Half13.11 mi0.68 mi14168+274104+164104+1613818(Top 49%)3957(Top 32%)3957(Top 230%)
25K15.53 mi2.42 mi13777+3913915+1893915+18912054(Top 42%)3148(Top 26%)3148(Top 183%)
30K18.64 mi3.11 mi13315+4623725+1903725+19011627(Top 41%)3111(Top 25%)3111(Top 181%)
20M20.00 mi1.36 mi13107+2083638+873638+8711373(Top 40%)3127(Top 26%)3127(Top 182%)
21M21.00 mi1.00 mi13014+933621+173621+1712115(Top 43%)3660(Top 30%)3660(Top 213%)
35K21.75 mi0.75 mi12976+383610+113610+1112140(Top 43%)3714(Top 30%)3714(Top 216%)
23M23.00 mi1.25 mi12837+1393574+363574+3611378(Top 40%)3424(Top 28%)3424(Top 199%)
24M24.00 mi1.00 mi12755+823557+173557+1711270(Top 40%)3450(Top 28%)3450(Top 201%)
40K24.85 mi0.85 mi12696+593560-33560-311743(Top 41%)3778(Top 31%)3778(Top 220%)
25.2M25.20 mi0.35 mi12725-293585-253585-2514174(Top 50%)5094(Top 42%)5094(Top 297%)
Finish26.22 mi1.02 mi12783-583642-573642-5714236(Top 50%)5060(Top 41%)5060(Top 295%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14288

Females

4191

F40-44

4191

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

15294

Females

4714

F40-44

4714

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14288

Females

4191

F40-44

4191

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12733

Females

3407

F40-44

3407

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13818

Females

3957

F40-44

3957

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

12054

Females

3148

F40-44

3148

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11627

Females

3111

F40-44

3111

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11373

Females

3127

F40-44

3127

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

12115

Females

3660

F40-44

3660

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12140

Females

3714

F40-44

3714

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

11378

Females

3424

F40-44

3424

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11270

Females

3450

F40-44

3450

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11743

Females

3778

F40-44

3778

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14174

Females

5094

F40-44

5094

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

14236

Females

5060

F40-44

5060

Passing Analysis

Category:
Athletes Passed
2982
Passed By
992
Net Change
+1990
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14773
5K → 10K200420-220#14773#14993
10K → 15K34392+251#14993#14742
15K → 20K56417+547#14742#14195
20K → Half4114+27#14195#14168
Half → 25K40918+391#14168#13777
25K → 30K49937+462#13777#13315
30K → 20M22517+208#13315#13107
20M → 21M15259+93#13107#13014
21M → 35K6931+38#13014#12976
35K → 23M18041+139#12976#12837
23M → 24M12038+82#12837#12755
24M → 40K10445+59#12755#12696
40K → 25.2M2251-29#12696#12725
25.2M → Finish54112-58#12725#12783
TOTALS2982992+1990
📊

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