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BOSTON MARATHON 2025

Christine Mcwilliams

Bib: 22077•F

PA

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
8:35/mi
26:40
↑ 97↓ 3451.5%
10K· 6.21 mi
8:58/mi
54:30
↑ 79↓ 1380.4%
15K· 9.32 mi
9:31/mi
1:24:04
↑ 67↓ 78
20K· 12.43 mi
10:06/mi
1:55:27
↑ 106↓ 860.1%
Half· 13.11 mi
9:30/mi
2:01:56
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:25:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:50/mi
2:56:18
↑ 181↓ 1480.2%
20M
10:16/mi
3:10:15
↑ 64↓ 500.2%
21M
11:42/mi
3:21:57
↑ 106↓ 241.6%
35K· 21.75 mi
9:00/mi
3:28:41
↑ 17↓ 861.7%
23M
10:05/mi
3:41:18
↑ 23↓ 630.6%
24M
9:26/mi
3:50:44
↓ 821.3%
40K· 24.85 mi
9:45/mi
3:59:04
↓ 200.3%
25.2M
10:47/mi
4:02:47
↑ 13↓ 160.2%
Finish· 26.22 mi
9:03/mi
4:12:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:56
Pace9:18 /mi
2nd Half
Distance13.11 mi
Time2:10:04
Pace9:55 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5326:408:3526:40
8:35
-
10K
6.21 mi11:49:4354:308:4627:50
8:58
+0:23
15K
9.32 mi12:19:171:24:049:0129:34
9:31
+0:33
20K
12.43 mi12:50:401:55:279:1731:23
10:06
+0:35
Half
13.11 mi12:57:092:01:569:186:29
9:30
-0:36
25K
15.53 mi13:20:582:25:459:2323:49
9:49
+0:19
30K
18.64 mi13:51:312:56:189:2730:33
9:50
+0:01
20M
20.00 mi14:05:283:10:159:3113:57
10:16
+0:26
21M
21.00 mi14:17:103:21:579:3711:42
11:42
+1:26
35K
21.75 mi14:23:543:28:419:366:44
9:00
-2:42
23M
23.00 mi14:36:313:41:189:3712:37
10:05
+1:05
24M
24.00 mi14:45:573:50:449:379:26
9:26
-0:39
40K
24.85 mi14:54:173:59:049:378:20
9:45
+0:19
25.2M
25.20 mi14:58:004:02:479:383:43
10:47
+1:02
Finish
26.22 mi15:07:134:12:009:379:13
9:03
-1:44

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

8:35 /mi

Average Pace

9:37 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:27

28% of race

Time at Steady Pace

2:32:11

60% of race

Time at Slower Pace

29:22

12% of race

Average Pace: 9:37 /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 mi11:21:5326:408:3526:40
8:35
#20376
10K
6.21 mi11:49:4354:308:4627:50
8:58
#21294
15K
9.32 mi12:19:171:24:049:0129:34
9:31
#22361
20K
12.43 mi12:50:401:55:279:1731:23
10:06
#23106
Half
13.11 mi12:57:092:01:569:186:29
9:30
#23127
25K
15.53 mi13:20:582:25:459:2323:49
9:49
#23061
30K
18.64 mi13:51:312:56:189:2730:33
9:50
#22678
20M
20.00 mi14:05:283:10:159:3113:57
10:16
#22601
21M
21.00 mi14:17:103:21:579:3711:42
11:42
#22618
35K
21.75 mi14:23:543:28:419:366:44
9:00
#22471
23M
23.00 mi14:36:313:41:189:3712:37
10:05
#22362
24M
24.00 mi14:45:573:50:449:379:26
9:26
#22225
40K
24.85 mi14:54:173:59:049:378:20
9:45
#22140
25.2M
25.20 mi14:58:004:02:479:383:43
10:47
#22099
Finish
26.22 mi15:07:134:12:009:379:13
9:03
#21988
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi203767734773423797(Top 84%)9539(Top 78%)9539(Top 732%)
10K6.21 mi3.10 mi21294-9188213-4798213-47922210(Top 78%)8717(Top 71%)8717(Top 669%)
15K9.32 mi3.11 mi22361-10678785-5728785-57223797(Top 84%)9539(Top 78%)9539(Top 732%)
20K12.43 mi3.11 mi23106-7459187-4029187-40224446(Top 86%)9956(Top 81%)9956(Top 764%)
Half13.11 mi0.68 mi23127-219195-89195-823582(Top 83%)9469(Top 77%)9469(Top 727%)
25K15.53 mi2.42 mi23061+669172+239172+2322824(Top 80%)9102(Top 74%)9102(Top 699%)
30K18.64 mi3.11 mi22678+3839006+1669006+16621109(Top 74%)8289(Top 68%)8289(Top 636%)
20M20.00 mi1.36 mi22601+778989+178989+1721770(Top 77%)8774(Top 72%)8774(Top 673%)
21M21.00 mi1.00 mi22618-179012-239012-2323026(Top 81%)9511(Top 78%)9511(Top 730%)
35K21.75 mi0.75 mi22471+1478945+678945+6718287(Top 64%)7079(Top 58%)7079(Top 543%)
23M23.00 mi1.25 mi22362+1098921+248921+2420747(Top 73%)8431(Top 69%)8431(Top 647%)
24M24.00 mi1.00 mi22225+1378871+508871+5019405(Top 68%)7779(Top 64%)7779(Top 597%)
40K24.85 mi0.85 mi22140+858836+358836+3519661(Top 69%)7982(Top 65%)7982(Top 613%)
25.2M25.20 mi0.35 mi22099+418821+158821+1520017(Top 70%)8178(Top 67%)8178(Top 628%)
Finish26.22 mi1.02 mi21988+1118772+498772+4919291(Top 68%)7768(Top 64%)7768(Top 596%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23797

Females

9539

F50-54

9539

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

22210

Females

8717

F50-54

8717

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23797

Females

9539

F50-54

9539

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24446

Females

9956

F50-54

9956

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23582

Females

9469

F50-54

9469

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22824

Females

9102

F50-54

9102

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

21109

Females

8289

F50-54

8289

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

21770

Females

8774

F50-54

8774

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

23026

Females

9511

F50-54

9511

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

18287

Females

7079

F50-54

7079

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20747

Females

8431

F50-54

8431

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19405

Females

7779

F50-54

7779

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19661

Females

7982

F50-54

7982

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

20017

Females

8178

F50-54

8178

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19291

Females

7768

F50-54

7768

Passing Analysis

Category:
Athletes Passed
1570
Passed By
3182
Net Change
-1612
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20376
5K → 10K47965-918#20376#21294
10K → 15K331100-1067#21294#22361
15K → 20K40785-745#22361#23106
20K → Half2243-21#23106#23127
Half → 25K15993+66#23127#23061
25K → 30K40017+383#23061#22678
30K → 20M11235+77#22678#22601
20M → 21M7289-17#22601#22618
21M → 35K1481+147#22618#22471
35K → 23M12718+109#22471#22362
23M → 24M1414+137#22362#22225
24M → 40K9510+85#22225#22140
40K → 25.2M498+41#22140#22099
25.2M → Finish12514+111#22099#21988
TOTALS15703182-1612
📊

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