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BOSTON MARATHON 2025

Kerin Roth

Bib: 27064•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
30:29
Rank: #25112
Start → 5K
30:29 | 9:49/mi
10K· 6.21 mi
1:01:34
Rank: #25207 (-95)
5K → 10K
31:05 | 10:00/mi
15K· 9.32 mi
1:34:24
Rank: #25583 (-376)
10K → 15K
32:50 | 10:34/mi
20K· 12.43 mi
2:09:05
Rank: #25770 (-187)
15K → 20K
34:41 | 11:10/mi
Half· 13.11 mi
2:15:42
Rank: #25692 (+78)
20K → Half
6:37 | 9:42/mi
25K· 15.53 mi
2:43:35
Rank: #25737 (-45)
Half → 25K
27:53 | 11:30/mi
30K· 18.64 mi
3:20:22
Rank: #25674 (+63)
25K → 30K
36:47 | 11:50/mi
20M
3:35:04
Rank: #25508 (+166)
30K → 20M
14:42 | 10:49/mi
21M
3:49:32
Rank: #25595 (-87)
20M → 21M
14:28 | 14:28/mi
35K· 21.75 mi
3:58:16
Rank: #25594 (+1)
21M → 35K
8:44 | 11:40/mi
23M
4:13:56
Rank: #25659 (-65)
35K → 23M
15:40 | 12:31/mi
24M
4:24:56
Rank: #25597 (+62)
23M → 24M
11:00 | 11:00/mi
40K· 24.85 mi
4:35:37
Rank: #25614 (-17)
24M → 40K
10:41 | 12:30/mi
25.2M
4:39:25
Rank: #25554 (+60)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
4:50:00
Rank: #25518 (+36)
25.2M → Finish
10:35 | 10:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:42
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:34:18
Pace11:46 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3530:299:4930:29
9:49
-
10K
6.21 mi12:20:401:01:349:5431:05
10:00
+0:11
15K
9.32 mi12:53:301:34:2410:0832:50
10:34
+0:34
20K
12.43 mi13:28:112:09:0510:2334:41
11:10
+0:36
Half
13.11 mi13:34:482:15:4210:216:37
9:42
-1:28
25K
15.53 mi14:02:412:43:3510:3227:53
11:30
+1:48
30K
18.64 mi14:39:283:20:2210:4536:47
11:50
+0:20
20M
20.00 mi14:54:103:35:0410:4514:42
10:49
-1:01
21M
21.00 mi15:08:383:49:3210:5614:28
14:28
+3:39
35K
21.75 mi15:17:223:58:1610:578:44
11:40
-2:48
23M
23.00 mi15:33:024:13:5611:0215:40
12:31
+0:51
24M
24.00 mi15:44:024:24:5611:0211:00
11:00
-1:31
40K
24.85 mi15:54:434:35:3711:0510:41
12:30
+1:30
25.2M
25.20 mi15:58:314:39:2511:053:48
11:01
-1:29
Finish
26.22 mi16:09:064:50:0011:0410:35
10:23
-0:38

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

9:42 /mi

Average Pace

11:04 /mi

Slowest Pace

14:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:46

27% of race

Time at Steady Pace

2:04:54

43% of race

Time at Slower Pace

1:26:20

30% of race

Average Pace: 11:04 /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 mi11:49:3530:299:4930:29
9:49
#25112
10K
6.21 mi12:20:401:01:349:5431:05
10:00
#25207
15K
9.32 mi12:53:301:34:2410:0832:50
10:34
#25583
20K
12.43 mi13:28:112:09:0510:2334:41
11:10
#25770
Half
13.11 mi13:34:482:15:4210:216:37
9:42
#25692
25K
15.53 mi14:02:412:43:3510:3227:53
11:30
#25737
30K
18.64 mi14:39:283:20:2210:4536:47
11:50
#25674
20M
20.00 mi14:54:103:35:0410:4514:42
10:49
#25508
21M
21.00 mi15:08:383:49:3210:5614:28
14:28
#25595
35K
21.75 mi15:17:223:58:1610:578:44
11:40
#25594
23M
23.00 mi15:33:024:13:5611:0215:40
12:31
#25659
24M
24.00 mi15:44:024:24:5611:0211:00
11:00
#25597
40K
24.85 mi15:54:434:35:3711:0510:41
12:30
#25614
25.2M
25.20 mi15:58:314:39:2511:053:48
11:01
#25554
Finish
26.22 mi16:09:064:50:0011:0410:35
10:23
#25518
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25112102681026826042(Top 92%)10813(Top 88%)10813(Top 198%)
10K6.21 mi3.10 mi25207-9510343-7510343-7525329(Top 89%)10420(Top 85%)10420(Top 191%)
15K9.32 mi3.11 mi25583-37610547-20410547-20426042(Top 92%)10813(Top 88%)10813(Top 198%)
20K12.43 mi3.11 mi25770-18710658-11110658-11126241(Top 92%)10934(Top 89%)10934(Top 200%)
Half13.11 mi0.68 mi25692+7810611+4710611+4724069(Top 85%)9751(Top 80%)9751(Top 178%)
25K15.53 mi2.42 mi25737-4510655-4410655-4425854(Top 91%)10776(Top 88%)10776(Top 197%)
30K18.64 mi3.11 mi25674+6310658-310658-325369(Top 89%)10598(Top 87%)10598(Top 194%)
20M20.00 mi1.36 mi25508+16610578+8010578+8023200(Top 82%)9529(Top 78%)9529(Top 174%)
21M21.00 mi1.00 mi25595-8710633-5510633-5526671(Top 94%)11406(Top 93%)11406(Top 209%)
35K21.75 mi0.75 mi25594+110642-910642-925343(Top 89%)10764(Top 88%)10764(Top 197%)
23M23.00 mi1.25 mi25659-6510690-4810690-4825818(Top 91%)11010(Top 90%)11010(Top 201%)
24M24.00 mi1.00 mi25597+6210669+2110669+2123966(Top 84%)10100(Top 83%)10100(Top 185%)
40K24.85 mi0.85 mi25614-1710691-2210691-2225641(Top 90%)10964(Top 90%)10964(Top 200%)
25.2M25.20 mi0.35 mi25554+6010664+2710664+2720621(Top 73%)8498(Top 69%)8498(Top 155%)
Finish26.22 mi1.02 mi25518+3610648+1610648+1623977(Top 84%)10163(Top 83%)10163(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

26042

Females

10813

F18-39

10813

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

25329

Females

10420

F18-39

10420

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

26042

Females

10813

F18-39

10813

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

26241

Females

10934

F18-39

10934

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24069

Females

9751

F18-39

9751

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25854

Females

10776

F18-39

10776

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25369

Females

10598

F18-39

10598

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23200

Females

9529

F18-39

9529

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

26671

Females

11406

F18-39

11406

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

25343

Females

10764

F18-39

10764

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25818

Females

11010

F18-39

11010

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

23966

Females

10100

F18-39

10100

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25641

Females

10964

F18-39

10964

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20621

Females

8498

F18-39

8498

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

23977

Females

10163

F18-39

10163

Passing Analysis

Category:
Athletes Passed
1023
Passed By
1429
Net Change
-406
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25112
5K → 10K140235-95#25112#25207
10K → 15K44420-376#25207#25583
15K → 20K75262-187#25583#25770
20K → Half780+78#25770#25692
Half → 25K86131-45#25692#25737
25K → 30K15289+63#25737#25674
30K → 20M1682+166#25674#25508
20M → 21M18105-87#25508#25595
21M → 35K3332+1#25595#25594
35K → 23M2489-65#25594#25659
23M → 24M7412+62#25659#25597
24M → 40K2441-17#25597#25614
40K → 25.2M600+60#25614#25554
25.2M → Finish4711+36#25554#25518
TOTALS10231429-406
📊

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