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BOSTON MARATHON 2025

Hosea Kiptoo

Bib: 1837•M

NE

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Division (M18-39)
#0 / 5642
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:38
Rank: #395
Start → 5K
17:38 | 5:41/mi
10K· 6.21 mi
34:55
Rank: #315 (+80)
5K → 10K
17:17 | 5:34/mi
15K· 9.32 mi
52:27
Rank: #300 (+15)
10K → 15K
17:32 | 5:39/mi
20K· 12.43 mi
1:10:55
Rank: #385 (-85)
15K → 20K
18:28 | 5:57/mi
Half· 13.11 mi
1:15:01
Rank: #415 (-30)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:30:25
Rank: #524 (-109)
Half → 25K
15:24 | 6:21/mi
30K· 18.64 mi
1:51:11
Rank: #749 (-225)
25K → 30K
20:46 | 6:41/mi
20M
2:01:28
Rank: #959 (-210)
30K → 20M
10:17 | 7:34/mi
21M
2:09:48
Rank: #1218 (-259)
20M → 21M
8:20 | 8:20/mi
35K· 21.75 mi
2:15:59
Rank: #1441 (-223)
21M → 35K
6:11 | 8:16/mi
23M
2:26:14
Rank: #1815 (-374)
35K → 23M
10:15 | 8:11/mi
24M
2:34:02
Rank: #2056 (-241)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
2:40:57
Rank: #2290 (-234)
24M → 40K
6:55 | 8:05/mi
25.2M
2:43:59
Rank: #2385 (-95)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
2:51:39
Rank: #2564 (-179)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:01
Pace5:43 /mi
2nd Half
Distance13.11 mi
Time1:36:38
Pace7:22 /mi
📊Positive Split: 28.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1217:385:4117:38
5:41
-
10K
6.21 mi10:35:2934:555:3717:17
5:34
-0:07
15K
9.32 mi10:53:0152:275:3817:32
5:39
+0:05
20K
12.43 mi11:11:291:10:555:4218:28
5:57
+0:18
Half
13.11 mi11:15:351:15:015:434:06
6:01
+0:04
25K
15.53 mi11:30:591:30:255:4915:24
6:21
+0:20
30K
18.64 mi11:51:451:51:115:5820:46
6:41
+0:20
20M
20.00 mi12:02:022:01:286:0410:17
7:34
+0:53
21M
21.00 mi12:10:222:09:486:118:20
8:20
+0:46
35K
21.75 mi12:16:332:15:596:156:11
8:16
-0:04
23M
23.00 mi12:26:482:26:146:2110:15
8:11
-0:05
24M
24.00 mi12:34:362:34:026:257:48
7:48
-0:23
40K
24.85 mi12:41:312:40:576:296:55
8:05
+0:17
25.2M
25.20 mi12:44:332:43:596:303:02
8:48
+0:43
Finish
26.22 mi12:52:132:51:396:337:40
7:31
-1:17

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

5:34 /mi

Average Pace

6:33 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:11

65% of race

Time at Steady Pace

25:45

15% of race

Time at Slower Pace

34:43

20% of race

Average Pace: 6:33 /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 mi10:18:1217:385:4117:38
5:41
#395
10K
6.21 mi10:35:2934:555:3717:17
5:34
#315
15K
9.32 mi10:53:0152:275:3817:32
5:39
#300
20K
12.43 mi11:11:291:10:555:4218:28
5:57
#385
Half
13.11 mi11:15:351:15:015:434:06
6:01
#415
25K
15.53 mi11:30:591:30:255:4915:24
6:21
#524
30K
18.64 mi11:51:451:51:115:5820:46
6:41
#749
20M
20.00 mi12:02:022:01:286:0410:17
7:34
#959
21M
21.00 mi12:10:222:09:486:118:20
8:20
#1218
35K
21.75 mi12:16:332:15:596:156:11
8:16
#1441
23M
23.00 mi12:26:482:26:146:2110:15
8:11
#1815
24M
24.00 mi12:34:362:34:026:257:48
7:48
#2056
40K
24.85 mi12:41:312:40:576:296:55
8:05
#2290
25.2M
25.20 mi12:44:332:43:596:303:02
8:48
#2385
Finish
26.22 mi12:52:132:51:396:337:40
7:31
#2564
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi395362362301(Top 1%)273(Top 2%)273(Top 5%)
10K6.21 mi3.10 mi315+80286+76286+76269(Top 0.9%)240(Top 1%)240(Top 4%)
15K9.32 mi3.11 mi300+15271+15271+15301(Top 1%)273(Top 2%)273(Top 5%)
20K12.43 mi3.11 mi385-85354-83354-83732(Top 3%)685(Top 4%)685(Top 12%)
Half13.11 mi0.68 mi415-30383-29383-291215(Top 4%)1152(Top 7%)1152(Top 20%)
25K15.53 mi2.42 mi524-109485-102485-1022120(Top 7%)2018(Top 13%)2018(Top 36%)
30K18.64 mi3.11 mi749-225702-217702-2172817(Top 10%)2665(Top 17%)2665(Top 47%)
20M20.00 mi1.36 mi959-210901-199901-1997441(Top 26%)6101(Top 38%)6101(Top 108%)
21M21.00 mi1.00 mi1218-2591147-2461147-2469392(Top 33%)7028(Top 44%)7028(Top 125%)
35K21.75 mi0.75 mi1441-2231362-2151362-21513971(Top 49%)9256(Top 57%)9256(Top 164%)
23M23.00 mi1.25 mi1815-3741722-3601722-36011251(Top 40%)7863(Top 49%)7863(Top 139%)
24M24.00 mi1.00 mi2056-2411953-2311953-2319764(Top 34%)7035(Top 44%)7035(Top 125%)
40K24.85 mi0.85 mi2290-2342177-2242177-22410737(Top 38%)7415(Top 46%)7415(Top 131%)
25.2M25.20 mi0.35 mi2385-952264-872264-8710475(Top 37%)7167(Top 45%)7167(Top 127%)
Finish26.22 mi1.02 mi2564-1792430-1662430-1669316(Top 33%)6602(Top 41%)6602(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

301

Males

273

M18-39

273

5K→10K

3.1 - 6.2 mi

Top 0.9%
×5stories
+79ft-138ft

Overall

269

Males

240

M18-39

240

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

301

Males

273

M18-39

273

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

732

Males

685

M18-39

685

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1215

Males

1152

M18-39

1152

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

2120

Males

2018

M18-39

2018

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2817

Males

2665

M18-39

2665

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7441

Males

6101

M18-39

6101

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9392

Males

7028

M18-39

7028

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13971

Males

9256

M18-39

9256

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

11251

Males

7863

M18-39

7863

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9764

Males

7035

M18-39

7035

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10737

Males

7415

M18-39

7415

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10475

Males

7167

M18-39

7167

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9316

Males

6602

M18-39

6602

Passing Analysis

Category:
Athletes Passed
141
Passed By
2310
Net Change
-2169
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#395
5K → 10K800+80#395#315
10K → 15K227+15#315#300
15K → 20K388-85#300#385
20K → Half030-30#385#415
Half → 25K3112-109#415#524
25K → 30K3228-225#524#749
30K → 20M2212-210#749#959
20M → 21M1260-259#959#1218
21M → 35K1224-223#1218#1441
35K → 23M6380-374#1441#1815
23M → 24M5246-241#1815#2056
24M → 40K5239-234#2056#2290
40K → 25.2M499-95#2290#2385
25.2M → Finish6185-179#2385#2564
TOTALS1412310-2169
📊

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