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BOSTON MARATHON 2025

Dawn Foster

Bib: 18753•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 34%
Masters (Masters Women)
#0 / 6759
Top 19%
Division (F40-44)
#0 / 1718
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:25
Rank: #15333
Start → 5K
24:25 | 7:52/mi
10K· 6.21 mi
48:42
Rank: #15127 (+206)
5K → 10K
24:17 | 7:49/mi
15K· 9.32 mi
1:12:50
Rank: #14764 (+363)
10K → 15K
24:08 | 7:46/mi
20K· 12.43 mi
1:37:49
Rank: #14846 (-82)
15K → 20K
24:59 | 8:02/mi
Half· 13.11 mi
1:43:01
Rank: #14743 (+103)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
2:02:10
Rank: #14429 (+314)
Half → 25K
19:09 | 7:54/mi
30K· 18.64 mi
2:29:04
Rank: #14707 (-278)
25K → 30K
26:54 | 8:39/mi
20M
2:40:10
Rank: #14399 (+308)
30K → 20M
11:06 | 8:10/mi
21M
2:48:45
Rank: #14144 (+255)
20M → 21M
8:35 | 8:35/mi
35K· 21.75 mi
2:54:52
Rank: #14100 (+44)
21M → 35K
6:07 | 8:11/mi
23M
3:05:28
Rank: #14044 (+56)
35K → 23M
10:36 | 8:28/mi
24M
3:13:49
Rank: #14033 (+11)
23M → 24M
8:21 | 8:21/mi
40K· 24.85 mi
3:21:01
Rank: #13950 (+83)
24M → 40K
7:12 | 8:25/mi
25.2M
3:24:02
Rank: #13858 (+92)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:31:51
Rank: #13706 (+152)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:01
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:48:50
Pace8:18 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1924:257:5224:25
7:52
-
10K
6.21 mi11:40:3648:427:5024:17
7:49
-0:03
15K
9.32 mi12:04:441:12:507:4924:08
7:46
-0:03
20K
12.43 mi12:29:431:37:497:5224:59
8:02
+0:16
Half
13.11 mi12:34:551:43:017:515:12
7:37
-0:25
25K
15.53 mi12:54:042:02:107:5219:09
7:54
+0:17
30K
18.64 mi13:20:582:29:048:0026:54
8:39
+0:45
20M
20.00 mi13:32:042:40:108:0011:06
8:10
-0:29
21M
21.00 mi13:40:392:48:458:028:35
8:35
+0:25
35K
21.75 mi13:46:462:54:528:026:07
8:11
-0:24
23M
23.00 mi13:57:223:05:288:0410:36
8:28
+0:17
24M
24.00 mi14:05:433:13:498:058:21
8:21
-0:07
40K
24.85 mi14:12:553:21:018:057:12
8:25
+0:04
25.2M
25.20 mi14:15:563:24:028:063:01
8:45
+0:20
Finish
26.22 mi14:23:453:31:518:057:49
7:40
-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

7:37 /mi

Average Pace

8:05 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:33

73% of race

Time at Steady Pace

56:18

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi11:16:1924:257:5224:25
7:52
#15333
10K
6.21 mi11:40:3648:427:5024:17
7:49
#15127
15K
9.32 mi12:04:441:12:507:4924:08
7:46
#14764
20K
12.43 mi12:29:431:37:497:5224:59
8:02
#14846
Half
13.11 mi12:34:551:43:017:515:12
7:37
#14743
25K
15.53 mi12:54:042:02:107:5219:09
7:54
#14429
30K
18.64 mi13:20:582:29:048:0026:54
8:39
#14707
20M
20.00 mi13:32:042:40:108:0011:06
8:10
#14399
21M
21.00 mi13:40:392:48:458:028:35
8:35
#14144
35K
21.75 mi13:46:462:54:528:026:07
8:11
#14100
23M
23.00 mi13:57:223:05:288:0410:36
8:28
#14044
24M
24.00 mi14:05:433:13:498:058:21
8:21
#14033
40K
24.85 mi14:12:553:21:018:057:12
8:25
#13950
25.2M
25.20 mi14:15:563:24:028:063:01
8:45
#13858
Finish
26.22 mi14:23:453:31:518:057:49
7:40
#13706
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi153334736473614110(Top 50%)4082(Top 33%)4082(Top 238%)
10K6.21 mi3.10 mi15127+2064620+1164620+11614980(Top 53%)4525(Top 37%)4525(Top 263%)
15K9.32 mi3.11 mi14764+3634409+2114409+21114110(Top 50%)4082(Top 33%)4082(Top 238%)
20K12.43 mi3.11 mi14846-824500-914500-9115223(Top 54%)4762(Top 39%)4762(Top 277%)
Half13.11 mi0.68 mi14743+1034437+634437+6312857(Top 45%)3436(Top 28%)3436(Top 200%)
25K15.53 mi2.42 mi14429+3144291+1464291+14613099(Top 46%)3728(Top 30%)3728(Top 217%)
30K18.64 mi3.11 mi14707-2784510-2194510-21915759(Top 55%)5315(Top 43%)5315(Top 309%)
20M20.00 mi1.36 mi14399+3084362+1484362+14811651(Top 41%)3273(Top 27%)3273(Top 191%)
21M21.00 mi1.00 mi14144+2554245+1174245+11711034(Top 39%)3129(Top 26%)3129(Top 182%)
35K21.75 mi0.75 mi14100+444243+24243+213486(Top 47%)4417(Top 36%)4417(Top 257%)
23M23.00 mi1.25 mi14044+564245-24245-213121(Top 46%)4330(Top 35%)4330(Top 252%)
24M24.00 mi1.00 mi14033+114283-384283-3813579(Top 48%)4602(Top 38%)4602(Top 268%)
40K24.85 mi0.85 mi13950+834263+204263+2012950(Top 46%)4412(Top 36%)4412(Top 257%)
25.2M25.20 mi0.35 mi13858+924226+374226+3710409(Top 37%)3245(Top 27%)3245(Top 189%)
Finish26.22 mi1.02 mi13706+1524163+634163+6310525(Top 37%)3240(Top 26%)3240(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

14110

Females

4082

F40-44

4082

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

14980

Females

4525

F40-44

4525

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

14110

Females

4082

F40-44

4082

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15223

Females

4762

F40-44

4762

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12857

Females

3436

F40-44

3436

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

13099

Females

3728

F40-44

3728

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15759

Females

5315

F40-44

5315

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11651

Females

3273

F40-44

3273

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

11034

Females

3129

F40-44

3129

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

13486

Females

4417

F40-44

4417

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13121

Females

4330

F40-44

4330

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13579

Females

4602

F40-44

4602

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12950

Females

4412

F40-44

4412

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10409

Females

3245

F40-44

3245

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10525

Females

3240

F40-44

3240

Passing Analysis

Category:
Athletes Passed
2893
Passed By
1266
Net Change
+1627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15333
5K → 10K399193+206#15333#15127
10K → 15K41653+363#15127#14764
15K → 20K191273-82#14764#14846
20K → Half1052+103#14846#14743
Half → 25K34430+314#14743#14429
25K → 30K159437-278#14429#14707
30K → 20M31911+308#14707#14399
20M → 21M26914+255#14399#14144
21M → 35K8844+44#14144#14100
35K → 23M13882+56#14100#14044
23M → 24M9483+11#14044#14033
24M → 40K11229+83#14033#13950
40K → 25.2M975+92#13950#13858
25.2M → Finish16210+152#13858#13706
TOTALS28931266+1627
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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