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BOSTON MARATHON 2025

Bethany Welch

Bib: 13994•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 40%
Gender (Female)
#0 / 12228
Top 25%
Division (F18-39)
#0 / 5469
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:10
Rank: #11870
Start → 5K
7:27/mi
23:10 split
10K· 6.21 mi
46:26
Rank: #11898 (-28)
5K → 10K
7:29/mi
23:16 split
15K· 9.32 mi
1:09:38
Rank: #11721 (+177)
10K → 15K
7:28/mi
23:12 split
20K· 12.43 mi
1:33:08
Rank: #11587 (+134)
15K → 20K
7:34/mi
23:30 split
Half· 13.11 mi
1:38:15
Rank: #11596 (-9)
20K → Half
7:30/mi
5:07 split
25K· 15.53 mi
1:56:54
Rank: #11546 (+50)
Half → 25K
7:42/mi
18:39 split
30K· 18.64 mi
2:22:09
Rank: #11649 (-103)
25K → 30K
8:08/mi
25:15 split
20M
2:33:20
Rank: #11609 (+40)
30K → 20M
8:14/mi
11:11 split
21M
2:41:56
Rank: #11579 (+30)
20M → 21M
8:36/mi
8:36 split
35K· 21.75 mi
2:47:53
Rank: #11580 (-1)
21M → 35K
7:57/mi
5:57 split
23M
2:58:11
Rank: #11531 (+49)
35K → 23M
8:14/mi
10:18 split
24M
3:06:14
Rank: #11499 (+32)
23M → 24M
8:03/mi
8:03 split
40K· 24.85 mi
3:13:19
Rank: #11505 (-6)
24M → 40K
8:17/mi
7:05 split
25.2M
3:16:20
Rank: #11464 (+41)
40K → 25.2M
8:45/mi
3:01 split
Finish· 26.22 mi
3:24:25
Rank: #11477 (-13)
25.2M → Finish
7:56/mi
8:05 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:15
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:46:10
Pace8:06 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3523:107:2723:10
7:27
-
10K
6.21 mi11:15:5146:267:2823:16
7:29
+0:02
15K
9.32 mi11:39:031:09:387:2823:12
7:28
-0:01
20K
12.43 mi12:02:331:33:087:3023:30
7:34
+0:06
Half
13.11 mi12:07:401:38:157:305:07
7:30
-0:04
25K
15.53 mi12:26:191:56:547:3218:39
7:42
+0:12
30K
18.64 mi12:51:342:22:097:3825:15
8:08
+0:26
20M
20.00 mi13:02:452:33:207:4011:11
8:14
+0:06
21M
21.00 mi13:11:212:41:567:438:36
8:36
+0:22
35K
21.75 mi13:17:182:47:537:435:57
7:57
-0:39
23M
23.00 mi13:27:362:58:117:4510:18
8:14
+0:17
24M
24.00 mi13:35:393:06:147:468:03
8:03
-0:11
40K
24.85 mi13:42:443:13:197:477:05
8:17
+0:14
25.2M
25.20 mi13:45:453:16:207:473:01
8:45
+0:28
Finish
26.22 mi13:53:503:24:257:488:05
7:56
-0:49

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

7:27 /mi

Average Pace

7:48 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:14

80% of race

Time at Steady Pace

40:11

20% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi10:52:3523:107:2723:10
7:27
#11870
10K
6.21 mi11:15:5146:267:2823:16
7:29
#11898
15K
9.32 mi11:39:031:09:387:2823:12
7:28
#11721
20K
12.43 mi12:02:331:33:087:3023:30
7:34
#11587
Half
13.11 mi12:07:401:38:157:305:07
7:30
#11596
25K
15.53 mi12:26:191:56:547:3218:39
7:42
#11546
30K
18.64 mi12:51:342:22:097:3825:15
8:08
#11649
20M
20.00 mi13:02:452:33:207:4011:11
8:14
#11609
21M
21.00 mi13:11:212:41:567:438:36
8:36
#11579
35K
21.75 mi13:17:182:47:537:435:57
7:57
#11580
23M
23.00 mi13:27:362:58:117:4510:18
8:14
#11531
24M
24.00 mi13:35:393:06:147:468:03
8:03
#11499
40K
24.85 mi13:42:443:13:197:477:05
8:17
#11505
25.2M
25.20 mi13:45:453:16:207:473:01
8:45
#11464
Finish
26.22 mi13:53:503:24:257:488:05
7:56
#11477
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi118702725272511502(Top 40%)2637(Top 22%)2637(Top 48%)
10K6.21 mi3.10 mi11898-282756-312756-3112017(Top 42%)2828(Top 23%)2828(Top 52%)
15K9.32 mi3.11 mi11721+1772680+762680+7611502(Top 40%)2637(Top 22%)2637(Top 48%)
20K12.43 mi3.11 mi11587+1342664+162664+1611304(Top 40%)2635(Top 22%)2635(Top 48%)
Half13.11 mi0.68 mi11596-92660+42660+411778(Top 41%)2817(Top 23%)2817(Top 52%)
25K15.53 mi2.42 mi11546+502678-182678-1811500(Top 40%)2849(Top 23%)2849(Top 52%)
30K18.64 mi3.11 mi11649-1032810-1322810-13212294(Top 43%)3442(Top 28%)3442(Top 63%)
20M20.00 mi1.36 mi11609+402826-162826-1612010(Top 42%)3443(Top 28%)3443(Top 63%)
21M21.00 mi1.00 mi11579+302858-322858-3211110(Top 39%)3150(Top 26%)3150(Top 58%)
35K21.75 mi0.75 mi11580-12878-202878-2011958(Top 42%)3615(Top 30%)3615(Top 66%)
23M23.00 mi1.25 mi11531+492894-162894-1611545(Top 41%)3500(Top 29%)3500(Top 64%)
24M24.00 mi1.00 mi11499+322918-242918-2411602(Top 41%)3617(Top 30%)3617(Top 66%)
40K24.85 mi0.85 mi11505-62955-372955-3712072(Top 43%)3945(Top 32%)3945(Top 72%)
25.2M25.20 mi0.35 mi11464+412951+42951+410356(Top 36%)3192(Top 26%)3192(Top 58%)
Finish26.22 mi1.02 mi11477-132996-452996-4512433(Top 44%)4141(Top 34%)4141(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11502

Females

2637

F18-39

2637

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

12017

Females

2828

F18-39

2828

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11502

Females

2637

F18-39

2637

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11304

Females

2635

F18-39

2635

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

11778

Females

2817

F18-39

2817

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

11500

Females

2849

F18-39

2849

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12294

Females

3442

F18-39

3442

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

12010

Females

3443

F18-39

3443

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11110

Females

3150

F18-39

3150

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11958

Females

3615

F18-39

3615

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11545

Females

3500

F18-39

3500

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11602

Females

3617

F18-39

3617

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12072

Females

3945

F18-39

3945

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10356

Females

3192

F18-39

3192

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

12433

Females

4141

F18-39

4141

Passing Analysis

Category:
Athletes Passed
1915
Passed By
1522
Net Change
+393
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11870
5K → 10K238266-28#11870#11898
10K → 15K26790+177#11898#11721
15K → 20K255121+134#11721#11587
20K → Half3039-9#11587#11596
Half → 25K187137+50#11596#11546
25K → 30K194297-103#11546#11649
30K → 20M13797+40#11649#11609
20M → 21M12393+30#11609#11579
21M → 35K5556-1#11579#11580
35K → 23M12172+49#11580#11531
23M → 24M10876+32#11531#11499
24M → 40K6975-6#11499#11505
40K → 25.2M5817+41#11505#11464
25.2M → Finish7386-13#11464#11477
TOTALS19151522+393
📊

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