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BOSTON MARATHON 2025

Megan Mcdavid

Bib: 19419•F

TX

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
7:46/mi
24:09
↑ 97↓ 3451.5%
10K· 6.21 mi
8:02/mi
49:06
↑ 79↓ 1380.4%
15K· 9.32 mi
9:17/mi
1:17:57
↑ 67↓ 78
20K· 12.43 mi
10:54/mi
1:51:49
↑ 106↓ 860.1%
Half· 13.11 mi
9:48/mi
1:58:30
↑ 19↓ 370.5%
25K· 15.53 mi
10:44/mi
2:24:32
↑ 66↓ 880.2%
30K· 18.64 mi
10:55/mi
2:58:26
↑ 181↓ 1480.2%
20M
13:15/mi
3:16:27
↑ 64↓ 500.2%
21M
11:35/mi
3:28:02
↑ 106↓ 241.6%
35K· 21.75 mi
11:43/mi
3:36:48
↑ 17↓ 861.7%
23M
12:04/mi
3:51:54
↑ 23↓ 630.6%
24M
10:44/mi
4:02:38
↓ 821.3%
40K· 24.85 mi
10:41/mi
4:11:46
↓ 200.3%
25.2M
9:46/mi
4:15:08
↑ 13↓ 160.2%
Finish· 26.22 mi
8:41/mi
4:23:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:30
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:25:29
Pace11:06 /mi
📊Positive Split: 22.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3024:097:4624:09
7:46
-
10K
6.21 mi11:41:2749:067:5424:57
8:02
+0:16
15K
9.32 mi12:10:181:17:578:2228:51
9:17
+1:15
20K
12.43 mi12:44:101:51:499:0033:52
10:54
+1:37
Half
13.11 mi12:50:511:58:309:026:41
9:48
-1:06
25K
15.53 mi13:16:532:24:329:1826:02
10:44
+0:56
30K
18.64 mi13:50:472:58:269:3433:54
10:55
+0:11
20M
20.00 mi14:08:483:16:279:4918:01
13:15
+2:20
21M
21.00 mi14:20:233:28:029:5411:35
11:35
-1:40
35K
21.75 mi14:29:093:36:489:588:46
11:43
+0:08
23M
23.00 mi14:44:153:51:5410:0515:06
12:04
+0:21
24M
24.00 mi14:54:594:02:3810:0710:44
10:44
-1:20
40K
24.85 mi15:04:074:11:4610:089:08
10:41
-0:03
25.2M
25.20 mi15:07:294:15:0810:073:22
9:46
-0:55
Finish
26.22 mi15:16:204:23:5910:058:51
8:41
-1:05

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

7:46 /mi

Average Pace

10:05 /mi

Slowest Pace

13:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:51

37% of race

Time at Steady Pace

1:53:40

43% of race

Time at Slower Pace

53:28

20% of race

Average Pace: 10:04 /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 mi11:16:3024:097:4624:09
7:46
#14600
10K
6.21 mi11:41:2749:067:5424:57
8:02
#15708
15K
9.32 mi12:10:181:17:578:2228:51
9:17
#18816
20K
12.43 mi12:44:101:51:499:0033:52
10:54
#21926
Half
13.11 mi12:50:511:58:309:026:41
9:48
#22105
25K
15.53 mi13:16:532:24:329:1826:02
10:44
#22804
30K
18.64 mi13:50:472:58:269:3433:54
10:55
#23020
20M
20.00 mi14:08:483:16:279:4918:01
13:15
#23500
21M
21.00 mi14:20:233:28:029:5411:35
11:35
#23461
35K
21.75 mi14:29:093:36:489:588:46
11:43
#23569
23M
23.00 mi14:44:153:51:5410:0515:06
12:04
#23703
24M
24.00 mi14:54:594:02:3810:0710:44
10:44
#23697
40K
24.85 mi15:04:074:11:4610:089:08
10:41
#23660
25.2M
25.20 mi15:07:294:15:0810:073:22
9:46
#23563
Finish
26.22 mi15:16:204:23:5910:058:51
8:41
#23389
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi146004284428423177(Top 82%)9194(Top 75%)9194(Top 535%)
10K6.21 mi3.10 mi15708-11084968-6844968-68416725(Top 59%)5558(Top 45%)5558(Top 324%)
15K9.32 mi3.11 mi18816-31086799-18316799-183123177(Top 82%)9194(Top 75%)9194(Top 535%)
20K12.43 mi3.11 mi21926-31108564-17658564-176525853(Top 91%)10727(Top 88%)10727(Top 624%)
Half13.11 mi0.68 mi22105-1798654-908654-9024377(Top 86%)9921(Top 81%)9921(Top 577%)
25K15.53 mi2.42 mi22804-6999038-3849038-38424783(Top 87%)10173(Top 83%)10173(Top 592%)
30K18.64 mi3.11 mi23020-2169199-1619199-16123852(Top 84%)9790(Top 80%)9790(Top 570%)
20M20.00 mi1.36 mi23500-4809472-2739472-27326689(Top 94%)11394(Top 93%)11394(Top 663%)
21M21.00 mi1.00 mi23461+399480-89480-822787(Top 80%)9392(Top 77%)9392(Top 547%)
35K21.75 mi0.75 mi23569-1089551-719551-7125449(Top 90%)10818(Top 88%)10818(Top 630%)
23M23.00 mi1.25 mi23703-1349639-889639-8825212(Top 89%)10712(Top 88%)10712(Top 624%)
24M24.00 mi1.00 mi23697+69651-129651-1223409(Top 82%)9834(Top 80%)9834(Top 572%)
40K24.85 mi0.85 mi23660+379648+39648+322413(Top 79%)9419(Top 77%)9419(Top 548%)
25.2M25.20 mi0.35 mi23563+979606+429606+4216023(Top 56%)6128(Top 50%)6128(Top 357%)
Finish26.22 mi1.02 mi23389+1749525+819525+8117435(Top 61%)6791(Top 56%)6791(Top 395%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23177

Females

9194

F40-44

9194

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16725

Females

5558

F40-44

5558

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23177

Females

9194

F40-44

9194

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25853

Females

10727

F40-44

10727

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

24377

Females

9921

F40-44

9921

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24783

Females

10173

F40-44

10173

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23852

Females

9790

F40-44

9790

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

26689

Females

11394

F40-44

11394

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22787

Females

9392

F40-44

9392

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25449

Females

10818

F40-44

10818

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

25212

Females

10712

F40-44

10712

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

23409

Females

9834

F40-44

9834

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22413

Females

9419

F40-44

9419

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

16023

Females

6128

F40-44

6128

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

17435

Females

6791

F40-44

6791

Passing Analysis

Category:
Athletes Passed
733
Passed By
9522
Net Change
-8789
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14600
5K → 10K541162-1108#14600#15708
10K → 15K53113-3108#15708#18816
15K → 20K43114-3110#18816#21926
20K → Half7186-179#21926#22105
Half → 25K21720-699#22105#22804
25K → 30K94310-216#22804#23020
30K → 20M18498-480#23020#23500
20M → 21M9657+39#23500#23461
21M → 35K18126-108#23461#23569
35K → 23M38172-134#23569#23703
23M → 24M4943+6#23703#23697
24M → 40K5821+37#23697#23660
40K → 25.2M970+97#23660#23563
25.2M → Finish1740+174#23563#23389
TOTALS7339522-8789
📊

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