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BOSTON MARATHON 2025

Mercedes Bashford

Bib: 30559•F

AL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
10:32/mi
32:43
↑ 97↓ 3451.5%
10K· 6.21 mi
10:47/mi
1:06:12
↑ 79↓ 1380.4%
15K· 9.32 mi
10:53/mi
1:40:01
↑ 67↓ 78
20K· 12.43 mi
11:36/mi
2:16:02
↑ 106↓ 860.1%
Half· 13.11 mi
11:14/mi
2:23:42
↑ 19↓ 370.5%
25K· 15.53 mi
12:36/mi
2:54:15
↑ 66↓ 880.2%
30K· 18.64 mi
12:23/mi
3:32:44
↑ 181↓ 1480.2%
20M
12:38/mi
3:49:54
↑ 64↓ 500.2%
21M
13:08/mi
4:03:02
↑ 106↓ 241.6%
35K· 21.75 mi
13:03/mi
4:12:48
↑ 17↓ 861.7%
23M
12:16/mi
4:28:09
↑ 23↓ 630.6%
24M
11:58/mi
4:40:07
↓ 821.3%
40K· 24.85 mi
11:28/mi
4:49:55
↓ 200.3%
25.2M
12:02/mi
4:54:04
↑ 13↓ 160.2%
Finish· 26.22 mi
10:10/mi
5:04:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:42
Pace10:58 /mi
2nd Half
Distance13.11 mi
Time2:40:44
Pace12:16 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3932:4310:3232:43
10:32
-
10K
6.21 mi12:27:081:06:1210:3933:29
10:47
+0:15
15K
9.32 mi13:00:571:40:0110:4433:49
10:53
+0:06
20K
12.43 mi13:36:582:16:0210:5736:01
11:36
+0:43
Half
13.11 mi13:44:382:23:4210:587:40
11:14
-0:22
25K
15.53 mi14:15:112:54:1511:1330:33
12:36
+1:22
30K
18.64 mi14:53:403:32:4411:2538:29
12:23
-0:13
20M
20.00 mi15:10:503:49:5411:3017:10
12:38
+0:15
21M
21.00 mi15:23:584:03:0211:3413:08
13:08
+0:30
35K
21.75 mi15:33:444:12:4811:379:46
13:03
-0:05
23M
23.00 mi15:49:054:28:0911:4015:21
12:16
-0:47
24M
24.00 mi16:01:034:40:0711:4011:58
11:58
-0:18
40K
24.85 mi16:10:514:49:5511:409:48
11:28
-0:30
25.2M
25.20 mi16:15:004:54:0411:404:09
12:02
+0:34
Finish
26.22 mi16:25:225:04:2611:3710:22
10:10
-1:52

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

10:10 /mi

Average Pace

11:37 /mi

Slowest Pace

13:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:51

42% of race

Time at Steady Pace

1:45:58

35% of race

Time at Slower Pace

1:10:37

23% of race

Average Pace: 11:37 /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 mi11:53:3932:4310:3232:43
10:32
#26830
10K
6.21 mi12:27:081:06:1210:3933:29
10:47
#26773
15K
9.32 mi13:00:571:40:0110:4433:49
10:53
#26677
20K
12.43 mi13:36:582:16:0210:5736:01
11:36
#26710
Half
13.11 mi13:44:382:23:4210:587:40
11:14
#26712
25K
15.53 mi14:15:112:54:1511:1330:33
12:36
#26791
30K
18.64 mi14:53:403:32:4411:2538:29
12:23
#26669
20M
20.00 mi15:10:503:49:5411:3017:10
12:38
#26631
21M
21.00 mi15:23:584:03:0211:3413:08
13:08
#26569
35K
21.75 mi15:33:444:12:4811:379:46
13:03
#26599
23M
23.00 mi15:49:054:28:0911:4015:21
12:16
#26542
24M
24.00 mi16:01:034:40:0711:4011:58
11:58
#26519
40K
24.85 mi16:10:514:49:5511:409:48
11:28
#26463
25.2M
25.20 mi16:15:004:54:0411:404:09
12:02
#26422
Finish
26.22 mi16:25:225:04:2611:3710:22
10:10
#26351
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26830112271122726522(Top 93%)11082(Top 91%)11082(Top 203%)
10K6.21 mi3.10 mi26773+5711209+1811209+1826736(Top 94%)11194(Top 92%)11194(Top 205%)
15K9.32 mi3.11 mi26677+9611159+5011159+5026522(Top 93%)11082(Top 91%)11082(Top 203%)
20K12.43 mi3.11 mi26710-3311184-2511184-2526726(Top 94%)11232(Top 92%)11232(Top 205%)
Half13.11 mi0.68 mi26712-2111841118426797(Top 94%)11295(Top 92%)11295(Top 207%)
25K15.53 mi2.42 mi26791-7911256-7211256-7226998(Top 95%)11425(Top 93%)11425(Top 209%)
30K18.64 mi3.11 mi26669+12211203+5311203+5326046(Top 92%)10966(Top 90%)10966(Top 201%)
20M20.00 mi1.36 mi26631+3811192+1111192+1126052(Top 92%)11038(Top 90%)11038(Top 202%)
21M21.00 mi1.00 mi26569+6211164+2811164+2825218(Top 89%)10680(Top 87%)10680(Top 195%)
35K21.75 mi0.75 mi26599-3011193-2911193-2927003(Top 95%)11591(Top 95%)11591(Top 212%)
23M23.00 mi1.25 mi26542+5711176+1711176+1725481(Top 90%)10849(Top 89%)10849(Top 198%)
24M24.00 mi1.00 mi26519+2311168+811168+825630(Top 90%)10953(Top 90%)10953(Top 200%)
40K24.85 mi0.85 mi26463+5611134+3411134+3424052(Top 85%)10196(Top 83%)10196(Top 186%)
25.2M25.20 mi0.35 mi26422+4111116+1811116+1823251(Top 82%)9801(Top 80%)9801(Top 179%)
Finish26.22 mi1.02 mi26351+7111091+2511091+2523430(Top 82%)9897(Top 81%)9897(Top 181%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

26522

Females

11082

F18-39

11082

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

26736

Females

11194

F18-39

11194

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

26522

Females

11082

F18-39

11082

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26726

Females

11232

F18-39

11232

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26797

Females

11295

F18-39

11295

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

26998

Females

11425

F18-39

11425

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26046

Females

10966

F18-39

10966

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26052

Females

11038

F18-39

11038

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25218

Females

10680

F18-39

10680

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

27003

Females

11591

F18-39

11591

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

25481

Females

10849

F18-39

10849

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

25630

Females

10953

F18-39

10953

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24052

Females

10196

F18-39

10196

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23251

Females

9801

F18-39

9801

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

23430

Females

9897

F18-39

9897

Passing Analysis

Category:
Athletes Passed
1112
Passed By
633
Net Change
+479
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26830
5K → 10K184127+57#26830#26773
10K → 15K16973+96#26773#26677
15K → 20K81114-33#26677#26710
20K → Half1820-2#26710#26712
Half → 25K58137-79#26712#26791
25K → 30K15634+122#26791#26669
30K → 20M6325+38#26669#26631
20M → 21M7210+62#26631#26569
21M → 35K1646-30#26569#26599
35K → 23M7922+57#26599#26542
23M → 24M3815+23#26542#26519
24M → 40K648+56#26519#26463
40K → 25.2M421+41#26463#26422
25.2M → Finish721+71#26422#26351
TOTALS1112633+479
📊

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